Dwyer Series 1950P Explosion-Proof Differential Pressure Switch, Range 0.5-2.0 psid, 10G Mica Silver Contact Micro Switch, Fluorosilicone Diaphragm
Description
- Air and non-combustible, compatible gases.
- Single-pole double-throw (SPDT).
- 3 screw type, common, normally open and normally closed.
- Diaphragm in vertical position. Consult factory for other position orientations.
- Screw type on top of housing.
Size:0.5-2.0 psid Model 1950 Explosion-proof Differential Pressure Switch combines the best features of the popular Dwyer® Series 1900 Pressure Switch with an integral explosion-proof and weatherproof housing, making it an exceptional value for either application. It is CE, UL and CSA listed, FM approved for use in Class I, Div 1, Groups C and D, Class II Groups E, F, and G and Class III hazardous atmospheres NEMA 7 & 9. Raintight NEMA 3 (IP54). Weatherproof features include a drain plug and O-ring seal in cover. Electrical connections are easily made by removing front cover. For convenience the set point adjustment screw is located on the outside of the housing. Twelve models offer set points from .03 to 20" WC (7.5 to 5 kPa) and from .5 to 60 psi (0.035 to 3.5 bar). The unit is very light and compact - about half the weight and bulk of other explosion-proof or weatherproof switches with separate enclosures.
Common Questions
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