Dwyer 1950-0-2F Explosion Proof Differential Pressure Switch

Dwyer 1950-0-2F Explosion Proof Differential pressure Switch

Minimum Order Quantity3 Number

BrandDwyer USA

Media TypeAir and Non-Combustible, Compatible Gases

Range Setting.15-.50" w.c

Contact System TypeSingle-Pole Double-Throw (SPDT)

Electrical Connection3 Screw Types: Common, Normally Open and Normally Closed

Model Name/NumberDwyer 1950-0-2F

ColorBLICK

Weight3.25 Ib (1.5 kg) 1950-02 Model: 4.4 lb (2 kg)

Mounting TypeDiaphragm in Vertical Position

Minimum Order Quantity3

Country of OriginMade in India

Dwyer 1950-0-2F Explosion Proof Differential pressure Switch

Dwyer 1950-0-2F Explosion-Proof Differential Pressure Switch (.15-.50" w.c.)

Model: 1950-0-2F

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

Dwyer 1950-0-2F Differential Pressure Switch, Range .15-.50

Differential pressure switch, range .15-.50" w.c., approx. deadband @ min. set point 0.10, approx. deadband @ max. set point 0.15.

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" w.c. (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.

Dwyer 1950-0-2F Specifications

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