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Right Choice. Right Price. Right NOW.
Combines the best features with an integral explosion-proof and weatherproof housing, making it an exceptional value for either application. In addition, this switch has a range of 0.4 to 1.6" w.c., approximate deadband at minimum set point 0.15, and approximate deadband at maximum set point 0.20.
Combines the best features with an integral explosion-proof and weatherproof housing, making it an exceptional value for either application. In addition, this switch has a range of 0.4 to 1.6" w.c., approximate deadband at minimum set point 0.15, and approximate deadband at maximum set point 0.20.
Features
| Service | Air and Non-Combustible, Compatible Gases |
| Temperature Limits | -40 to 140°F (-40 to 60°C) 0 to 140°F (-17.8 to 60°C) for 1950P-8, 15, 25, and 50 -30 to 130°F (-34.4 to 54.4°C) for 1950-02 |
| Pressure Limits | Continuous: 1950's - 45 in w.c. (0.11 bar); 1950P's - 35 psi (2.41 bar); 1950P-50 only - 70 psi (4.83 bar) Surge: 1950's - 10 psi (0.69 bar), 1950P's - 50 psi (3.45 bar), 1950P-50 only - 90 psi (6.21 bar) |
| Enclosure Rating | NEMA 3 (IP54), NEMA 7 & 9 |
| Switch Type | Single-Pole Double-Throw (SPDT) |
| Electrical Rating | 15 A @, 125, 250, 480 VAC, 60 Hz Resistive 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 60 Hz |
| Electrical Connections | 3 Screw Types: Common, Normally Open and Normally Closed |
| Process Connections | 1/8" Female NPT |
| Mounting Orientation | Diaphragm in Vertical Position |
| Set Point Adjustment | Screw Type On Top of Housing |
| Weight | 3.25 Ib (1.5 kg) 1950-02 Model: 4.4 lb (2 kg) |
| Agency Approvals | CE, CSA, FM, UL |
Click on a category to view a selection of compatible accessories with the Dwyer 1950-1-2F Explosion-Proof Differential Pressure Switch, 0.4 to 1.6" w.c..
| Service | Air and Non-Combustible, Compatible Gases |
| Temperature Limits | -40 to 140°F (-40 to 60°C) 0 to 140°F (-17.8 to 60°C) for 1950P-8, 15, 25, and 50 -30 to 130°F (-34.4 to 54.4°C) for 1950-02 |
| Pressure Limits | Continuous: 1950's - 45 in w.c. (0.11 bar); 1950P's - 35 psi (2.41 bar); 1950P-50 only - 70 psi (4.83 bar) Surge: 1950's - 10 psi (0.69 bar), 1950P's - 50 psi (3.45 bar), 1950P-50 only - 90 psi (6.21 bar) |
| Enclosure Rating | NEMA 3 (IP54), NEMA 7 & 9 |
| Switch Type | Single-Pole Double-Throw (SPDT) |
| Electrical Rating | 15 A @, 125, 250, 480 VAC, 60 Hz Resistive 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 60 Hz |
| Electrical Connections | 3 Screw Types: Common, Normally Open and Normally Closed |
| Process Connections | 1/8" Female NPT |
| Mounting Orientation | Diaphragm in Vertical Position |
| Set Point Adjustment | Screw Type On Top of Housing |
| Weight | 3.25 Ib (1.5 kg) 1950-02 Model: 4.4 lb (2 kg) |
| Agency Approvals | CE, CSA, FM, UL |
Click on a category to view a selection of compatible accessories with the Dwyer 1950-1-2F Explosion-Proof Differential Pressure Switch, 0.4 to 1.6" w.c..
