Operating temp. range-40°F to +140°F
Operating range0.5 psi to 2 psi
Pressure range0.5 psid to 2 psid
Connection typeNPT
Approx deadband max. set point0.3
Approx deadband min. set point0.3
Mounting orientationVertical
Switch typeSPDT
Continious pressure2.41 Bar
Surge pressure3.45 Bar
Connection size1/8"
Electrical connection3 Screw Type, Common, Normally Open, Normally Closed
Power requirement15A At 120-480V AC
Ip ratingIP54
Enclosure ratingNEMA 3, NEMA 7, NEMA 9
Mounting hole center to center distance3/8"
Mounting hole diameter1/4"
Overall depth1 3/4"
Overall height3 1/2"
Overall width1 1/2"
Sample line connection size1/8"
Product typeDifferential Pressure Switch
Sample line connection typeNPT
Pressure set point0.5 psid to 2 psid
Number of switches1
Maximum pressure rating35 psi
Minimum operating temperature-40°F
Electrical rating1/4 Hp @ 250V AC, 15A @ 125, 250, 480V AC, 60 Hz, Resistive 1/8 Hp @ 125V AC
Switching differential0.5 psid
ApplicationHVAC
Contact formSPDT
Electrical connection typeScrew Terminals
For pressure typeDifferential
Housing typeStandard Housing
Sample line connector typeNPT
Type of set pointAdjustable
Maximum operating temperature140°F
Current rating15 A @ 125 VAC, 15 A @ 480 VAC, 15 A @ 250 VAC
Product series1950
Ships factory directNo
Contact typeSPDT
Process connection1/8 NPT Female
Family seriesDwyer Instruments Pressure Switches, 1950 Series
Gauge proof pressure500 psig
ApprovalsCE, CSA, FM, UL
Comments0.5-2 psid
Gross weight3.29 lbs