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Whether you're looking for HVAC-R cooling and heating maintenance supplies, reliable gas detection equipment, combustion analyzers, leak detectors, and more, we're here to help you find the right Bacharach tool to get the job done right.

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Gas detectors for machinery / mechanical room safety, need to adhere to ASHRAE 15 and 34, EN 378 and CSA-B52 compliance. The aim of these safety standards is to give warning to a technician or other commercial building employee before walking into a mechanical or machinery room where the refrigerant gas concentration may exceed safe concentration levels due to a leak. Several of the limiting values of the safety standards are the Occupational Exposure Limit (OEL), Short Term Exposure Limit (STEL) — a 15 minute Time Weighted Average (TWA), Immediate Danger to Life and Health (IDLH), Oxygen Deprivation Limit (ODL)/Acute-Toxicity Exposure Limit (ATEL) and Practical Limit. Extended exposures to HFC or HFO refrigerants can cause adverse cardio and neurological health effects or in higher concentrations, lead to asphyxiation.

Gas Practical Limit ATEL / ODL IDLH (ppm) STEL* (ppm) OEL (ppm) TWA
R2 1000 1250 59,000 0.21 kg/m3 0.3 kg/m3
R-134a 1000 2000 50,000 0.21 kg/m3 0.25 kg/m3
R-404A 1000 4000 130,000 0.52 kg/m3 0.52 kg/m3

The gas detector alarm set points, location and number of detection points outlined in the safety standards are typically insufficient for finding the more common, smaller leaks that add up to large annual refrigerant emissions, decreased efficiency and overall safety. For early warning monitoring of refrigerant leaks that provides compliance with EPA Section 608, F-Gas and CARB, gas detectors with a low minimum detection level (MDL) are required.

Multi-Zone Single-Zone MGS-250 MGS-400 Series MGS-550
Diffusion ✓︁ ✓︁ ✓︁
Aspirated ✓︁ ✓︁
Minimum Detection Level (MDL) 1 ppm 1 ppm 10 ppm 50 - 200 ppm typical 50 - 200 ppm typical
Sensor Channels 16 1 1 1 2
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As refrigerant leaks can pose health risks to personnel working in enclosed spaces, safety is a common reason for monitoring cold rooms and walk-in freezers. Bacharach has a number of solutions for refrigeration systems using HFC refrigerants and those using natural refrigerants such as CO2, assisting in compliance with regulations including ASHRAE 15 and EN378.

Due to the wide variety in the types of refrigeration systems used and how they are controlled, there is no simple one-size-fits-all solution. Larger systems will likely have refrigerant charges that will require refrigerant leak detection for personnel safety as well as for preventing significant refrigerant emissions into the environment. Bacharach can help you determine what detectors best fit your application and needs.

Multi-Zone PGM-IR MGS-250 MGS-400 Series MGS-550
HFC / HFO Refrigerants ✓︁ ✓︁ ✓︁ ✓︁ ✓︁
Carbon Dioxide (CO2) ✓︁ ✓︁ ✓︁ ✓︁
Ammonia (NH3) ✓︁ ✓︁ ✓︁
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Ammonia (NH3) is commonly used as a refrigerant in large industrial cold storage facilities. It presents risks of toxicity and explosion if gas leaks are undetected. Ammonia leak detection systems can be installed to help mitigate these risks and ensure safety. However, other types of refrigeration systems are also used for cold storage with larger systems likely to have refrigerant charges that will require refrigerant leak detection for personnel safety as well as for preventing significant refrigerant emissions into the environment. Bacharach can help you determine what detectors best fit your application and needs.

Multi-Zone PGM-IR MGS-250 MGS-400 Series MGS-550
HFC / HFO Refrigerants ✓︁ ✓︁ ✓︁ ✓︁ ✓︁
Carbon Dioxide (CO2) ✓︁ ✓︁ ✓︁ ✓︁
Ammonia (NH3) ✓︁ ✓︁ ✓︁
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Process Cooling or Chiller Systems are in widespread use across HVAC and Food Processing applications and extend into many other areas including Pharmaceutical, Data Centers and Industrial processes. What is common across all these applications is the demand for stable temperatures and reliable extraction of excess heat.

Due to the wide variety in the types of refrigeration systems used and how they are controlled, there is no simple one-size-fits-all solution. Larger systems will likely have refrigerant charges that will require refrigerant leak detection for personnel safety as well as for preventing significant refrigerant emissions into the environment. Bacharach can help you determine what detectors best fit your application and needs.

Multi-Zone PGM-IR MGS-250 MGS-400 Series MGS-550
HFC / HFO Refrigerants ✓︁ ✓︁ ✓︁ ✓︁ ✓︁
Carbon Dioxide (CO2) ✓︁ ✓︁ ✓︁ ✓︁
Ammonia (NH3) ✓︁ ✓︁ ✓︁
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Food Processing applications requires the demand for stable temperatures and reliable extraction of excess heat. Due to the wide variety in the types of refrigeration systems used and how they are controlled, there is no simple one-size-fits-all solution. Larger systems will likely have refrigerant charges that will require refrigerant leak detection for personnel safety as well as for preventing significant refrigerant emissions into the environment. Your Bacharach partner can help you determine what detectors best fit your application and needs.

Multi-Zone PGM-IR MGS-400 Series MGS-550
HFC / HFO Refrigerants ✓︁ ✓︁ ✓︁ ✓︁
Carbon Dioxide (CO2) ✓︁ ✓︁ ✓︁
Ammonia (NH3) ✓︁ ✓︁ ✓︁
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Indoor ice rink facilities are designed to bring family fun indoors for year around comfort and activities. There are several unseen hazards that are inherent in the design of these facilities. Ammonia is the typical coolant used for the ice surface and if a leak occurs is could be toxic and perhaps deadly to guests or maintenance personal. The equipment used to maintain the ice, resurfacers and edgers, are typically powered by propane, natural gas and sometimes diesel fuel. This equipment will give off toxic gases in the form of carbon monoxide CO and Nitrogen Dioxide NO2 in the arena area and the vehicle parking garage.

The ice rink mechanical room is the primary location of the ammonia refrigeration equipment. Usually a brine solutions is used for under ice refrigeration with the ammonia providing cooling of the brine to about 25-30°F. The ammonia room should be fitted for ammonia gas detection near ceiling height as ammonia is lighter than air.

Ice resurfacing vehicles and ice maintenance equipment garages and storage areas should employ gas detectors for the type of fuel they use (Propane, Butane or combustion) to alert of spills or leaks that could be dangerous to maintenance personnel or ignite. In addition, these areas should be fitted with gas detectors for carbon monoxide (CO) and nitrogen dioxide (NO2) to protect operators and maintenance personal from toxic gases as the equipment is being moved or idling.

Multi-Zone PGM-IR MGS-250 MGS-400 Series MGS-550
Ammonia (NH3) ✓︁ ✓︁ ✓︁ ✓︁ ✓︁
Propane ✓︁ ✓︁
Butane ✓︁ ✓︁
Carbon Monoxide (CO) ✓︁ ✓︁ ✓︁
Nitrogen Dioxide (NO2) ✓︁ ✓︁
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HVAC-R is in a transition. Soon many new air conditioning and refrigeration systems will no longer support common HFC refrigerants. F-Gas regulations in Europe and the global understanding of the negative effects of ozone depleting (CFCs and HCFCs) and global warming (HFC) refrigerants has perpetuated the need for new refrigerant solutions. To offer solutions that meet the cooling and environmental requirements of this industry we must now transition to HFO refrigerants. With less environmental effects, we increase the instability of the gas, which leads to greater flammability risks. This transition is adding more refrigerants into an already saturated market and will certainly lead to refrigerant mixing. The only way to be certain of what refrigerant you are handling, to protect the technician and ensure optimization of cooling, is to use a tool designed to verify that gas. Neutronics refrigerant analyzers can provide the solution for you.

Refrigerant contamination in HVAC/R systems can lead to:

  • Component corrosion
  • Elevated head pressures
  • System failures
  • Flammability Hazards

The ability of the technician to determine refrigerant type and purity is severely hampered by the presence of air when attempting to utilize temperature-pressure relations. The development of various substitute refrigerants further complicates the ability of a technician to identify refrigerant purity based solely upon temperature-pressure relationships.

The Neutronics HVAC Refrigerant Analyzers provides a fast, easy, and accurate means to determine refrigerant type and purity in systems or cylinders. These analyzers utilize non-dispersive infrared (NDIR) technology to determine the weight concentrations of common refrigerants and can be valuable in identifying refrigerant contamination, blend concentration and the presence of non-condensable gasses which can lead to system inefficiencies or failures. Refrigerant analyzers provide the protection for the technician and the confidence that refrigerant contamination will not affect the integrity of your service and ensure optimization of the HVACR system.

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Exhaust emissions of CO and NO2are generated in parking garages as part of normal operations. While normal air exchange ventilation may minimize concentration build up, excessive concentrations can pose a health hazard. Continuous fan operation can be used to reduce emissions concentration but this increases maintenance costs, decreases system life, and increases energy costs. Using a gas detection system provides control for ventilation fans as well as alarming if gas concentrations reach unsafe levels.

Carbon Monoxide Safety Limits and Standards
Standard Limits
OSHA 8-hour TWA: 50 ppm
NIOSH 8-hour PEL – TWA: 35 ppm
ACGIH 8-hour TLV – TWA: 25 ppm
International Mechanical Code section 404.1 Mechanical ventilation systems for enclosed public garages shall be automatically operated by means of carbon monoxide detectors applied in conjunction with nitrogen dioxide detectors.
Typical Action and Alarm Levels for Monitoring System
Concentration Alarm Action
CO (35 ppm), NO2 (2.5 ppm) Engage ventilation
CO (75 ppm), NO2 (2.8 ppm) Additional ventilation
CO (100 ppm), NO2 (3 ppm) Horn and strobe alarm
International Mechanical Code section 404.1 Mechanical ventilation systems for enclosed public garages shall be automatically operated by means of carbon monoxide detectors applied in conjunction with nitrogen dioxide detectors.

The safety standards above are based on 8-hour time-weight averages. Using the recommended alarm actions ventilation occurs at the first measurement of 35ppm concentration of CO and provides a significant safety factor against the 8-hour average.

Sensors should be placed in areas where there is little or no air movement and in locations of good air circulation but not in the path of rapidly moving air which is likely to have diluted concentrations of CO and NO2. Sensor location at entrances to the parking facility, elevators, makeup air fans and any other sources of active air currents should avoided as this will result in reduced concentration readings in these areas but not areas with less air flow. Sensors should be located in the "breathing zone" which is about 4-6' from the floor. Sensors do not provide a "radius of coverage", but quantity estimates can be determined by planning for one sensor for every 5,000 ft2 (465 m2).

BACHARACH SOLUTIONS FOR PARKING GARAGE EMISSIONS

The Bacharach MGS-550 dual-channel gas detector has sensors for CO (0-500ppm) and NO2 (0-20ppm). Outputs include 3 relays, 2 analog outputs, and Modbus communications enabling flexible system design for alarming and ventilation fan control. The MGS-550 has an IP66 rated ABS enclosure that provides protection from dust and water intrusion.


Warehouses and loading docks require suitable gas detection for optimal safety. Fossil fuel engines that include diesel, gasoline, and propane-powered vehicles produce large amounts of carbon dioxide (CO2). Other components of the exhaust gas include CO, hydrocarbons that have been partially burnt, nitric oxide (NO), and nitrogen dioxide (NO2). Substantial amounts of particulate matter (smoke) and higher concentrations of NO2 are also prevalent in diesel engine exhaust.

OSHA and building codes specify that owners must insure a safe breathing environment for occupied work areas and public occupancy structures. Appropriate ventilation and monitoring measures must be in place to safeguard the public and facility personnel. The following table shows the stated gas and possible harmful effects along with gas levels:

Hazardous Gas % by Volume TLV Effects
CO2 11% (110,000 ppm) 0.5% (5000 ppm) Above 7% causes dizziness and headache; prolonged exposure could cause unconsciousness within a few minutes to an hour.
CO 0.12% (1200 ppm) 0.05% (500 ppm) Exposure to high concentrations may cause seizure or coma.
NO 0.08% (800 ppm) 0.0025% (25 ppm) Sustained levels could cause tissue toxicity and vascular collapse.
NO2 0.08% (800 ppm) 5 ppm Small doses may cause eye, nose, and throat irritation. Continued exposure could cause chronic bronchitis.

In the past, large exhaust fans provided ventilation for loading docks, parking structures, and warehouses. The fans ran continuously or on a schedule; however, continuous ventilation is costly as these large fans require much power. Scheduled cycles decrease power-draw but weather, architectural design, grade, and air circulation caused by movement in the area are all factors that contribute to variations in air quality and exhaust buildup.

Continuous gas detection systems can cycle ventilation systems when gas concentrations approach hazardous levels. This provides an energy efficient and cost effective method for ventilating while minimizing potential hazardous gas buildup and energy waste.

Bacharach provide fixed gas detection systems specifically for loading docks and warehouses that are not only dependable but are scalable to suit your needs.

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Inert gas blanketing, also known as 'tank blanketing,' is a technique that can be used to prevent spoilage in oxygen-sensitive products such as food, oils and intermediate products, and to avoid reaching explosive and flammable conditions in a container or process area.

Inert gas blanketing controls oxygen levels through the use of inert gas. The level of oxygen in the container's headspace is measured and when certain conditions are met, the air surrounding a particular substance being processed is displaced by using inert gas to blanket the vapor space of its container.

At Bacharach, our goal is to help you meet your toughest challenges by working closely with you enabling us to better understand your oxygen analysis and inert gas blanketing needs — and offer services and solutions that will help you manage risks to your personnel, plant and the environment.

Through our collaborative environment and engineering bench strength, we deliver customer-focused support that is built on our passion for continuous improvement and excellence in quality and manufacturing. Our services range from on-site training, troubleshooting, and maintenance to engineering and technical support from start to finish — during project design, installation, start-up, and ongoing operation. All are provided with the focus on helping you increase plant productivity, improve process safety, enhance product quality, ensure long equipment life, and reduce costs

Evaluation

Every engineered solution begins with a thorough analysis of your application parameters — including an evaluation of the measurement and control tasks required and the environment in which the monitoring will take place. The Bacharach Gas Analysis team has the resources to engineer, fabricate and test complete system solutions. Oxygen monitoring systems may include specialized subsystems for process gas sampling and sample conditioning. Pre-conditioning components are available for a broad range of process variables and can be built to withstand many corrosive and dynamic process environments. Systems can be configured to include self-diagnostic and automatic calibration capabilities as well as user configurable alarm/intervention features.

Commissioning

With installation support and start-up & commissioning services by a Bacharach Gas Analysis certified technician, you'll have your system or process up and running smoothly and on schedule. During the installation planning period, our Bacharach Gas Analysis field service engineers are available to answer questions about the system design and provide guidance and support for the installation and integration. To ensure that the analyzer system operates as designed, we provide on-site training in system operation, maintenance, troubleshooting, and safety. This hands-on training gives your service techs a thorough understanding of the system design and operation. Our goal is to help you maximize production time and minimize maintenance costs.

Ongoing Support

A successful start-up isn't the end of our commitment. We provide ongoing field evaluation, troubleshooting, and application engineering services along with preventative maintenance, 24-hour emergency service, and refresher training for your plant personnel. Other on-site services include equipment inspection, cleaning, and calibration by the Bacharach Gas Analysis field service technicians. Building on your specific application, we can work together to create customized periodic service and maintenance procedures and schedules for your oxygen monitoring system.

Supplies

Bacharach's Gas Analysis team provides quick and easy access to replacement service parts and supplies for your oxygen monitoring system. We maintain a well-stocked inventory of major components and spare parts to meet the needs of virtually all application requirements.

“WE HAVE AN EASILY ACCESSIBLE STOCK OF REPLACEMENT PARTS AND SUPPLIES TO KEEP YOU GOING”

Upgrades

When the need arises, the Bacharach Gas Analysis team can engineer and help you implement system upgrades, incorporating the latest hardware and software improvements to enhance or expand the capabilities of your equipment. With the same user-intimate approach that we foster for any of our engineered solutions, we will work with you to design an upgrade program that fits your unique needs.

“READY TO RAMP THINGS UP? WE PROVIDE ENGINEER AND IMPLEMENT SYSTEM UPGRADES TO ENHANCE THE CAPABILITIES OF EXISTING EQUIPMENT”

Displacing the air eliminates the presence of oxygen (air is made up of 20.9% oxygen) that could be in contact with the vapor phase of the substance being blanketed, and also displaces moisture, which could cause spoilage through hydrolytic oxidation. Additionally, by eliminating or decreasing oxygen to a level that cannot support combustion, the risks of flammability are virtually eliminated. Unlike fire suppression or explosion venting systems that operate after the fact, inerting safely protects workers and equipment by preventing combustion before it happens.

So, if you are a process engineer looking for a solution to improve your product quality or a health and safety officer looking to reduce the risk of hazardous, flammable processes, this document will help you:

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Using Nitrogen or other gases to create inert gas atmospheres is a widely used practice that reliably protects against flash fires and explosions. In addition to the safety benefits, our inerting control systems are used to improve product quality by preventing contact with oxygen and moisture and to lower production costs by efficiently controlling inert gas usage.

Applications for inerting control systems (ICS) can be found in many steps of the manufacturing process, ranging from production and product storage to packaging and transportation. Our ICS solutions are designed to deliver reliable performance in even your most demanding applications. Complete systems typically include pre-conditioning components, sample conditioning packages, sensors, and analyzers that automatically add inert gas as needed.

DOWNLOAD YOUR FREE GUIDEBOOK
Product Quality, Process Safety: with Oxygen Analysis and Inert Gas Blanketing

The latest FREE guidebook from Neutronics- "Product Quality and Process Safety" helps you learn about the two main aspects of inert gas blanketing. The guidebook takes you through three main gas blanketing solutions and looks at the main components you need to consider.

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Greenhouse and grow facilities designed for fruit, vegetables and cannabis production provide a variety of challenges ranging from process safety (ensuring maximum yield) to employee and patron safety (protecting people from unsafe exposure to gases and chemicals) to building safety (varying temperature and high humidity levels). There are several toxic or explosive gases that are involved in the process; fumigation, Sulfur Dioxide; enrichment, Carbon Dioxide; extraction of oils, butane or propane. Although Carbon Dioxide is a naturally occurring gas, it can cause oxygen depletion if concentration levels are high enough.

A well thought out gas detection system can mitigate all of these safety challenges to allow for maximum yield and keep everyone safe and free from exposure to toxic and explosive gases.

Multi-Zone Single-Zone PGM-IR MGS-400 Series MGS-550
Sulfur Dioxide (SO2) ✓︁ ✓︁
Carbon Dioxide (CO2) ✓︁ ✓︁ ✓︁ ✓︁ ✓︁
Butane ✓︁ ✓︁
Propane ✓︁ ✓︁
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When Fruit and Vegetables begin to ripen, they give off a naturally occurring gas to enable and promote further ripening. That gas is Ethylene. Producers can control the ripening process by measuring when the fruit is ready to ripen — naturally occurring Ethylene when fruit and vegetables are beginning the ripening process is in the 1000 ppb (parts per billion) concentration. When this process begins they can then inject additional Ethylene into ripening rooms to promote and control the time and process to get fruit and vegetables to market faster.

Ripening rooms are typically environmentally controlled rooms where fruit and vegetables are subjected to controlled humidity (80-90%), temperature (80-90oF) and a constant concentration of Ethylene typically about 150-200 ppm (parts per million).

An Ethylene gas monitor that can withstand changes in humidity and temperature and can continue to be accurate with consistent concentrations of gas (diffusion gas detectors may become 'poisoned' and inaccurate with a constant concentration of gas) would be ideal in this application. The Bacharach Multi-Zone is the right solution to control the Ethylene ripening process.

The Barharach Multi-Zone Ethylene Monitor detects the presence of ethylene down to 10 ppm Minimum Detection Level (MDL) and can be used to effectively support your fruit and vegetable ripening processes. Capable of monitoring up-to 16 zones and up to 48 if the sample points are split for greater coverage of your facility.

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Flash fires and explosions are a very real threat to many manufacturers in the chemical and related process industries. In fact, no plant that manufactures or processes flammable liquids, solids, or gases is immune to the risk.

Using nitrogen or other gases to create inert gas atmospheres is a widely used practice that reliably protects against flash fires and explosions. By continuously measuring oxygen levels and adding inert gas only as needed, our inerting control systems keep process units running at safe levels and enhance workplace safety by protecting plant personnel and plant assets.

Oxidant concentration reduction is recognized by the NFPA 69 Standard on Explosion Protection Systems as a method of protection based on preventing combustion. Requirements include maintaining the system at an oxygen concentration that is low enough to prevent a deflagration. Section 3.3.25 of the standard defines the limiting oxidant concentration (LOC) as the concentration of oxidant in a fuel-oxidant-diluent mixture below which a deflagration cannot occur.

Applications for inerting control systems (ICS) can be found in many of the steps of the manufacturing process, ranging from production and product storage to packaging and transportation. In addition to the safety benefits, our systems are used to improve product quality by preventing contact with oxygen and moisture and to lower production costs and increase profitability by efficiently limiting inert gas usage.

We are well aware of the challenges that you face when it comes to using and handling hazardous materials and what it takes to meet your safety goals. Through the expertise of our team, we are able to continue to help businesses operate smarter, safer, and more economically.

Gas detectors that can closely monitor the workplace environment for health hazards associated with solvent exposure are also critical to protecting your personnel and plant. Our room monitoring systems are designed to protect your workers by making certain that breathing air oxygen levels are safe.

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Many materials and products, especially in the food and beverage industry, are affected by exposure to oxygen and moisture.

This exposure can degrade the product, causing a reduction in its stability and altering color, flavor, and aroma. Using nitrogen to blanket process equipment and storage vessels or containers provides control of the level of oxygen in the vapor space around the product. It can also create a slight positive pressure, preventing air, that can cause degradation and spoilage, from entering.

Powder processing and conveying presents many challenges. With our bench strength and industry experience, we can provide you with cost effective solutions. Our analyzers and inerting control systems can help you maintain oxygen levels that can ensure safe operation of your process systems, reduce the risk of product degradation, and optimize equipment performance while reducing operating costs.

Neutronics' inerting control solutions offer you a combination of reliable equipment, replacement parts supply capability, hands-on technical support, and, most importantly, years of industry experience to help you succeed.

Whether you need to more closely monitor oxygen levels in your systems, reduce your spending on nitrogen gas usage, or protect your workers by making certain that breathing air levels are safe, you can rely on us.

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When used in paints and coatings, solvents dissolve or disperse different components used in the formulation (such as pigment and resin), making the product the desired consistency for application. Once it is applied, the solvent evaporates, allowing resin and pigment to produce a film (a coat of paint) and dry rapidly.

When solvents are used, flash fires and explosions are a very real threat to many manufacturers. Using nitrogen or other gases to create inert gas atmospheres is a widely used practice that reliably protects against flash fires and explosions. By continuously measuring oxygen levels and adding inert gas only as needed, our inerting control systems keep process units running at safe levels and enhance workplace safety by protecting plant personnel and plant assets.

The NFPA 69 Standard on Explosion Protection Systems recognizes oxidant concentration reduction as a method of protection based on preventing combustion. Requirements include maintaining the system at an oxygen concentration that is low enough to prevent a deflagration. Section 3.3.25 of the standard defines the limiting oxidant concentration (LOC) as the concentration of oxidant in a fuel-oxidant-diluent mixture below which a deflagration cannot occur.

Our inerting control systems (ICS) are designed to maintain the oxygen level at those levels. With field adjustable high and low limit setpoints, these systems can be utilized in many of the steps of the manufacturing process, ranging from production and product storage to packaging and transportation

In addition to the solvent-based applications, our systems are also used in the production of waterborne-based products. In this case, our systems improve product quality by preventing contact with oxygen and moisture, providing the added benefits of lower production costs and increased profitability by efficiently limiting inert gas usage.

We are well aware of the challenges that you face when it comes to using and handling hazardous materials, meeting your safety goals, safeguarding product quality, and reducing production costs. Through the expertise of our team, we can help you and your business operate smarter, safer, and more economically.

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In the personal care products industry, many materials and products are affected by exposure to oxygen. This exposure can degrade the product, causing a reduction in its stability and altering color and aroma.

A good way to prevent product degradation is to use an inerting control system to blanket process and production equipment, filling stations, and storage vessels or containers. These systems allow you to control of the level of oxygen in the vapor space around the product. They can also create a slight positive pressure, preventing air, that can cause degradation and spoilage, from entering.

Inerting or nitrogen blanketing can be used in a number of different steps in the manufacturing process, ranging from raw material preparation to packaging. As you know, each step in the process can present challenges when it comes to quality control.

With our bench strength and industry experience, we can provide you with cost effective solutions. Our analyzers and inerting control systems can help you maintain oxygen levels that can reduce the risk of product degradation and optimize equipment performance while reducing operating costs.

Neutronics' inerting control solutions offer you a combination of reliable equipment, replacement parts supply capability, hands-on technical support, and, most importantly, years of industry experience to help you succeed.

Whether you need to more closely monitor oxygen levels in your systems or reduce your spending on nitrogen gas usage you can rely on us.

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In pharmaceutical manufacturing, solvents have multiple uses. They provide molecules for use as building blocks. For other drugs, solvents are used for extraction and purification, and they can provide a reaction medium. Frequently used at the beginning of the process to manufacture the active ingredients, they can also be used to help the final product achieve the proper consistency.

When solvents are used, flash fires and explosions are a very real threat to many manufacturers. Using nitrogen or other gases to create inert gas atmospheres is a widely used practice that reliably protects against flash fires and explosions. By continuously measuring oxygen levels and adding inert gas only as needed, our inerting control systems keep process units running at safe levels and enhance workplace safety by protecting plant personnel and plant assets.

The NFPA 69 Standard on Explosion Protection Systems recognizes oxidant concentration reduction as a method of protection based on preventing combustion. Requirements include maintaining the system at an oxygen concentration that is low enough to prevent a deflagration. Section 3.3.25 of the standard defines the limiting oxidant concentration (LOC) as the concentration of oxidant in a fuel-oxidant-diluent mixture below which a deflagration cannot occur.

Our inerting control systems (ICS) are designed to maintain the oxygen level at those levels. With field adjustable high and low limit setpoints, these systems can be utilized in many of the steps of the manufacturing process, ranging from production and product storage to packaging and transportation.

Applications can be found in solid dose and liquid processing and in both batch and continuous manufacturing. You will find our ICS installed on a variety of common types of equipment such as centrifuges, reactors, mixers, granulators, feeders, hoppers, and vapor collection headers.

In addition to the safety benefits, our systems are used to improve product quality by preventing contact with oxygen and moisture, providing the added benefits of lower production costs and increased profitability by efficiently limiting inert gas usage.

We are well aware of the challenges that you face when it comes to using and handling hazardous materials, meeting your safety goals, safeguarding product quality, and reducing production costs. Through the expertise of our team, we can help you and your business operate smarter, safer, and more economically.

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Facilities with refrigeration systems in California may need to comply with the California Air Resources Board (CARB) Refrigerant Management Program (RMP) regulation. Compliance requirements include conducting periodic leak inspections; monitoring and repairing leaks; keeping accurate records; and, if applicable, reporting annually.

Regulated Facilities & Systems

Commercial facilities with stationary, non-residential refrigeration systems that have a full charge greater than 50 pounds of high-GWP refrigerant (i.e., GWP equal to or greater than 150) must adhere to this regulation.

Impacted facilities typically include:

  • supermarkets & grocery stores
  • cold storage warehouses
  • distribution & manufacturing
  • ice rinks
  • oil / gas production

Regulatory compliance requirements are based on facility and system category. Leak detection & monitoring requirements are dependent upon the size category of the system, similarly to the facility category.

Full Charge
of System
Leak Inspection
≥ 2,000 lbs. Varies (Automatic Leak Detection May Be Required) Or each time an additional refrigerant charge ≥ 5 lbs. or 1% of the refrigeration system's charge (whichever is greater) is added
200 to 2,000 lbs. Every 3 Months Or each time an additional refrigerant charge ≥ 5 lbs. or 1% of the refrigeration system's charge (whichever is greater) is added
50 to 200 lbs. Every 12 months Or each time an additional refrigerant charge ≥ 5 lbs. or 1% of the refrigeration system's charge (whichever is greater) is added

Certain large refrigeration systems are subject to automatic leak detection (ALD) monitoring requirements. For an ALD to be CARB complaint, it must meet these requirements:

  • An automatic leak detection system which directly detects the presence in air of a high-GWP refrigerant, sensors or intakes must be placed so that they will continuously monitor the refrigerant
  • Must accurately detect a concentration level of 10 parts per million (ppm) of vapor of the specific refrigerant(s) used in the refrigeration system
  • Alert the operator when a refrigerant concentration of 100 ppm of vapor of the specific refrigerant(s) is reached

Bacharach offers numerous solutions that meet CARB's ALD requirements, including Bacharach's Multi-Zone, Single-Zone, and MGS-250. What's more, the Bacharach PGM-IR can be used effectively to track and trace refrigerant leaks on-site.

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The Environmental Protection Agency's (EPA) Section 608 of the Clean Air Act prohibits the knowing release of refrigerant during the maintenance, service, repair, or disposal of air-conditioning (AC) and refrigeration equipment. EPA requires proper refrigerant management practices by those who buy or sell refrigerant, technicians, owners and operators of AC and refrigeration systems, and others. These requirements apply for all refrigerants that contain ozone-depleting substances, e.g., hydrochlorofluorocarbons (HCFCs), and non-exempt substitute refrigerants, e.g., hydrofluorocarbons (HFCs), hydrofluoroolefins (HFOs) and blends thereof. In summary, the EPA Refrigerant Recycling & Emissions Reduction Program defines:

  • Robust record keeping
  • Leak rate calculations
  • Equipment leak thresholds
  • Leak repair time frames
  • Leak inspection requirements
  • Retrofit and retirement timescales
  • Chronically leaking appliance reporting

To support your refrigerant emissions reduction, Bacharach has provided a compliance checklist for EPA Section 608, download your copy today. In addition, Bacharach provide a range of industry leading low level refrigerant monitors from the Multi-Zone Fixed Refrigerant Monitor to the PGM-IR Portable Refrigerant Monitor and cloud based Parasense Refrigerant Tracking and Compliance Software.

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European F-Gas regulations stipulate a step-wise decrease in HFC use of 79% by 2030, ahead of the Kigali Amendment goal for 2047. The overall aim is to reduce and contain refrigerant emissions by adopting responsible refrigeration. As such, it is a criminal offense to release F-gases into the atmosphere, with the responsibility for the legislation falls on the owners and operators to:

  • Prevent leakage
  • Ensure that leak checks are carried out
  • Repair any leaks as soon as possible
  • Arrange proper refrigerant recovery
  • Maintain record of any refrigerant losses, additions and servicing

The requirement for leak detection, inspection and leak check frequency depends on the total CO2 equivalent (tCO2e) charge of the equipment. This can be calculated from a quantity of F-Gas by multiplying the mass of the gas (in tons), by the GWP of the gas. The mass of the F-Gas is usually expressed in kilograms (kg) on product labels. To convert the mass to tons, divide by 1,000. As the following table shows, stationary equipment that has over 5 tCO2e requires regular inspection and calibration. Inspections can cut in half if using a calibrated refrigerant leak detection system (ALDS). Bearing in mind, ALDS is mandatory for refrigeration systems over 500 tCO2e. For instance, inspection time for a system with 400 tCO2 e is every 6 months. However, with an ALDS, inspection frequency is every 12 months.

Size of Equipment Leak Detection Requirement Leak Detection System (ALDS) Inspection / Calibration Frequency Equipment Leak Check Frequency (without ALDS) Frequency (without ALDS) Equipment Leak Check Frequency (with ALDS)
0–5 tCO2e Optional Optional Optional Optional
5–50 tCO2e Optional 12-months 12-months 24-months
50–500 tCO2e Optional 12-months 6-months 12-months
500+ tCO2e Required 12-months N/A 6-months

Bacharach provide a number of low-level refrigerant monitoring solutions for F-Gas compliance. The Multi-Zone and Single-Zone fixed refrigerant monitors, the PGM-IR portable refrigerant monitor along with the cloud based Parasense Refrigerant Tracking and Compliance software.

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As enforcement of the F-Gas ban increases in the EU, customs and border officials are tasked with identifying illegal refrigerant imports. Whether it is refrigerant in illegal disposable cylinders, HFC refrigerants outside a country's quota or a counterfeit substance all together, customs agencies have more responsibility than ever before when it comes to refrigerant imports. For this reason, global customs and board control agencies have utilized the Neutronics refrigerant analyzing solutions to help identify illegal imports before they enter the market.

Illegally imported refrigerant can present a major risk to the health and safety of installers, equipment owners and reduce the reliability and efficiency of cooling equipment. It is therefore vital that customs verify the refrigerants coming in and installers also equip themselves to check refrigerant before use. Neutronics is assisting international customs and border agencies throughout Europe in providing accurate and robust refrigerant identification and verification tools. These same tools are also available to HVAC/R technicians and can help ensure safety, efficiency and longevity of equipment is upheld. The border customs officials play a pivotal role in identifying the integrity of the refrigerants transported throughout Europe and it is just as vital that technicians do their part to verify refrigerant before use.

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The global HFC phasedown is driving many refrigeration and HVAC equipment owners to make significant investments in new systems based on alternative or natural refrigerants to reduce risk as market supply is reduced, refrigerant costs increase, or to avoid costly fines and remediation.

Another approach, based on low-level refrigerant leak detection, enables equipment owners to defer investment in new refrigeration systems by finding small leaks and repairing them before significant refrigerant is lost. The benefits of this approach include:

✓︁
Reduce Refrigerant Emissions
✓︁
Lower Cost of Refrigerant Additions
✓︁
Increase Energy Efficiency
✓︁
Delay Investment Decisions

Bacharach's solution for leak detection include leak detection hardware, remote connectivity, enterprise software, and professional services to help you achieve maximum refrigerant savings.

Leak Detection

The Multi-Zone Refrigerant Monitor measures down to 1ppm and supports over 60 refrigerants.

Leak Charts

Time-series visualization of active leak data to help technicians identify the location and cause of leaks.

Leak Index

Gives an enterprise-wide view of the sites with the most and least leak events, helps to prioritize maintenance activity, and informs about refrigeration contractor performance.

Energy Monitoring

Provide energy usage at the site, circuit, or asset level.

Compliance Calendar

Reminds technicians and compliance officers of when actions, such as leak checks, are needed.

Regulation Workflow

Ensures that technicians follow the rights steps to accurately record compliance information.

Compliance Reporting

Compliance reports can be generated annually or on demand for F-Gas, EPA 608, and CARB.

HVAC Asset Management

Keep track of all your HVAC and refrigeration assets.

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There are three main reasons to ensure refrigerant leaks are detected as early as possible, regardless of whether or not the application is industrial, commercial or residential. The first main reason is for the health and safety of the occupants. Refrigerants can be harmful in a number of ways, either through the toxicity, flammability or through the risk of asphyxiation by replacing the oxygen in the breathable zone. To this extent, refrigerant leaks need to be found quickly so they can be speedily and effectively resolved. The second main reason for early detection of refrigerant leaks is that of risk of damage to the environment, and in the main — damage to the air quality. Many refrigerants can be harmful to the environment as a whole because of the global warming potential (GWP) of the gas when compared to carbon dioxide. Last, but by no means least, the third main reason for detecting refrigerant leaks as early as possible is the cost itself. The price of refrigerant can vary considerably and a small leak that can quickly develop into a catastrophic leak could run the risk of losing the whole charge, with consequential exorbitant costs. It's therefore essential to detect refrigerant leaks as early as possible which can only be possible through using quality detection equipment.

Bacharach provides industry leading refrigerant detection equipment either through fixed instruments that constantly watches over your facility, protecting both the people and place you need to protect. Sometimes locating a leak is like finding a needle in a haystack, however Bacharach's portable leak detectors will make finding the leak a simple, clear process — helping you sew up your refrigerant leak problem in minutes rather than hours.

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Mobile Air Conditioning service is always evolving. One of the latest advances is the use of R-1234yf refrigerant to cool a vehicles cabin. Prior to the introduction of R-1234yf, mechanics were servicing vehicles equipped with R-12 or R-134a. But with the high ozone depletion potential (ODP) nature of R-12 and the high global warming potential (GWP) of R-134a came an industry demand for something more environmentally sustainable.

With tens of millions of vehicles equipped with R-123yf falling out of warranty each year, it is imperative for technicians to have the tools required to service these vehicles.

New Regulations Require New Tools:

With the adoption of this new refrigerant comes new regulations and required tools. One of the newest tools in a mechanics kit will be the use of a refrigerant identifier. Prior to recovering refrigerant for A/C service a mechanic will need to complete a refrigerant analysis to confirm refrigerant quality.

The Importance of Refrigerant Identification

In a perfect world the vehicle manufacturer's installed refrigerant would be the only refrigerant you would expect to find under the hood. However, refrigerant contamination can occur at any point after the vehicle leaves the production line and can lead to:

  • Cooling loss
  • Seal swelling
  • A/C System degradation
  • Mechanic or vehicle operator risk
Be Safe. Be Certain.

Whether the refrigerant is incorrect, or mixed, the only way to be certain of what refrigerant is in that system is to test the gas. Refrigerant identifiers are the only sure way to confirm quality before completing automotive A/C service. Refrigerant identifiers protect the mechanic, your equipment, and ensure the service is done right. Refrigerant tampering in new vehicles utilizing R-1234yf is considered emissions tampering, and analyzing the refrigerant in the vehicle confirms emission standards are met, and A/C systems are serviced correctly.

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It's important to analyse automotive emissions regularly to ensure the equipment is working efficiently. Bacharach's Monoxor XR can be used for engine tuning and diagnostics, resulting in improved equipment efficiency and fuel savings. The Monoxor XR provides visual and audible alarming for instant alerting of personnel to dangerous CO levels.

Significant levels of carbon monoxide (CO) in ambient air can cause headaches, fatigue, nausea, and even death in extreme cases. NOx, especially NO2, can cause respiratory discomfort. These harmful gases can be monitored in the forklift exhaust gas with a portable emissions analyzer. Lowering emissions and thus improving the ambient air quality will increase the comfort and safety of forklift operators as well as everyone else in the work environment.

A specialized exhaust probe kit is available for direct connection to various exhaust pipe designs, and a magnetic rubber boot is available to provide a non-slip, secure grip for hands-free testing.

The Monoxor XR employs Bacharach's B-SMART sensor technology for pre-calibrated sensor replacement in the field — minimizing downtime, maintenance costs, and overall cost of ownership.

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A forklift truck, also known as a forklift, lift truck, or fork truck, is used to lift and move materials within a warehouse or for the loading and unloading of goods from transport vehicles. Many forklifts are powered by internal combustion engines that use propane, natural gas, diesel, or other fossil fuels. These fuel-powered forklifts produce carbon monoxide (CO) and nitrogen dioxide (NO2) as a result of burning these fuels, and carbon monoxide is the most predominant toxic gas found within warehouses.

Significant levels of carbon monoxide (CO) in ambient air can cause headaches, fatigue, nausea, and even death in extreme cases. NOx, especially NO2, can cause respiratory discomfort. These harmful gases can be monitored in the forklift exhaust gas with a portable emissions analyzer. Lowering emissions and thus improving the ambient air quality will increase the comfort and safety of forklift operators as well as everyone else in the work environment.

Several organization have set 8-hour time-weight average carbon monoxide exposure limits to protect workers as follows:

Standard Limits
OSHA 8-hour TWA: 50 ppm
NIOSH 8-hour PEL – TWA: 35 ppm
ACGIH 8-hour TLV – TWA: 25 ppm

The overall levels of CO in a warehouse is partially dependent on building ventilation, but the condition of a forklift and the quality of maintenance plays a large role in how much CO is emitted. When forklift engines aren't properly tuned or maintained, they burn fuel less efficiently. This causes an increase in the amount of CO produced. Regularly serviced forklift engines will emit lower amounts of CO. Therefore, CO emissions testing is essential for combustible fuel-powered forklifts that are operating indoors in order to improve fuel efficiency and lower the resulting CO emissions.

A portable combustion and emissions analyzer is a valuable test instrument to optimize combustion efficiency, maximize fuel savings, and reduce toxic emissions. The Bacharach Monoxor® XR is a portable exhaust gas analyzer designed to measure high CO emissions, up to 80,000 ppm, from forklifts and other combustion engines for OSHA compliance testing. The Monoxor XR enables viewing and saving CO readings in real-time from the numerical or graphical display screens. The companion Combustion app transfers data to a mobile device for creating custom reports that can be easily shared by email or text, or transferred to a cloud file storage service.

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Ensuring health and safety of staff, customers, stock, store and equipment requires a robust, reliable refrigerant gas detection, especially for Food Retail applications. Areas within stores that require refrigerant gas detection equipment include walk-in freezers, machinery rooms, and cold storage.

Bacharach's solution for the food retail industry and refrigerant gas detection for safety compliance include the MGS-400 series, the MGS-250 and the MGS-550.

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Environmental sustainability efforts continue to rise in importance throughout organizations and this is where Bacharach's Parasense range of products come in. Get real time, predictive insight into how your operational practices consume resources and use the powerful Analytics to improve your financial performance. Our Energy Monitoring Systems effectively measure electricity, gas and water; track and enhance operational efficiency, help conserve water, report on carbon emissions, and save money.

Accuracy counts, so we designed it into the heart of the system and NRTL tested it to meet ANSI C12.1 — 2008. The system allows for collaboration with Utilities in Curtailment Programs and standalone in-house Strategic Load Management strategies sympathetic to your mission.

ERM2 — ENERGY MONITOR

A sophisticated multi-channel monitoring system for electricity, gas and water. Includes interfaces for environmental monitoring.

ERM2 Energy Monitor Features:

  • Up to 4 pulse counter inputs.
  • Measurement of voltage, current, pf, kW, kVA and kWh.
  • Data logging at 5 through 60 minute intervals of all variables.
  • 2 channels of demand limiting control
  • And more…
SFP — SUSTAINABLE FUSION PLATFORM

The SFP is a versatile multi-channel intelligent control and monitoring system. The SFP also functions as a site integration platform enabling a single WAN/LAN connection to multiple ethernet controllers via a secure dual ethernet system.

SFP Features:

  • Adaptive control
  • Up to 8 channels of Demand Limiting Control
  • System level algorithms operate to ensure strategic control processes can be configured
  • High level algorithms enable information from the connected systems to optimise performance, reduce energy usage and improve carbon footprint
  • And more…
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Global consumer trends show an increased desire for premium beer and wine — both commercial and craft brands. While global beer and wine production increases consistently year over year at just under 2%, the revenue of that production has increased at a rate of over 4% over the last several years. An increasing number of producers are focusing on quality of product and process rather than volume of batch. Tight controls for the different stages of the 'fruit to bottle' process are employed to ensure recipe and quality standards.

Several process gases are used to ensure the best quality of product makes it though the process from transport to bottling:

Process Beer Wine
Temperature control transportation CO2 / Dry Ice CO2 / Dry Ice
System Pressure Control CO2, N2 N2, Ar
Blanketing CO2 CO2, N2, Ar
Yeast Activation O2 O2
Bottling (Carbonation) CO2 CO2
Process Heating Propane / CO Propane / CO
Aging (stabilization) N/A SO2
Yeast Cultures CO2 CO2

Many of these process gases, although essential for process control and quality yield, can present safety hazards to brew staff and other process personnel when leaking into the work environment. For instance, Carbon Dioxide (CO2) and Nitrogen (N2), although inert gases, displace or reduce oxygen levels (typically 20.9% by volume) in work areas that can cause dizziness, headaches and in large concentrations, or conversely low oxygen levels, could cause death. Propane, the primary gas used for process heating, can cause an explosive atmosphere. Especially in the oxygen enriched environment of the yeast activation. In addition to the safety concerns leaks of process gases means your quality and batch yield could be affected. Bacharach's Gas Detection products can assist producers in keep their process tight, personnel safe and meeting any industry or local safety requirements.

Multi-Zone Single-Zone PGM-IR MGS-400 Series MGS-550
Carbon Dioxide (CO2) ✓︁ ✓︁ ✓︁ ✓︁ ✓︁
Oxygen(O2) ✓︁ ✓︁ ✓︁
Propane ✓︁ ✓︁
Carbon Monoxide (CO) ✓︁
Sulfur Dioxide (SO2) ✓︁
VIEW VIEW VIEW VIEW VIEW
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The food chain describes the process of getting product from 'farm to market'. The food chain process involves many steps; harvesting, transportation, processing and production, packaging and then transporting to distribution or directly to stores. The process is streamlined to ensure maximum yield and quality for the end consumer. One of the lasts process improvements has been Modified Atmosphere Packaging, or MAP. The process injects stand alone or mixtures of Carbon Dioxide (CO2), Nitrogen (N2) and Oxygen (O2) into sealed packages to extend shelf-life, preserve the high quality of foodstuffs, and improve overall cost-effectiveness. The MAP process is also used to varying degrees in the bulk transportation of meat & meat products, fish & seafood, dairy products, fruits & vegetables, dry foods & bakery products at interim steps of the food chain.

The beverage industries main gas ingredient and process gas is CO2. Carbon Dioxide (CO2) is used as a preservative, to pressurize delivery systems and to add the 'bubbles' to the end product. In both the MAP injection process and in beverage systems CO2 and N2 can cause oxygen depletion in the work areas and if in high enough concentrations could cause dizziness, headaches and even death. Bacharach's Gas Detection products can assist producers in keep their process tight, personnel safe and meeting any industry or local safety requirements.

Multi-Zone Single-Zone PGM-IR MGS-400 Series MGS-550
Carbon Dioxide (CO2) ✓︁ ✓︁ ✓︁ ✓︁ ✓︁
Oxygen (O2) ✓︁ ✓︁ ✓︁
VIEW VIEW VIEW VIEW VIEW
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