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> Potter PS40-1A pressure switch
Potter PS40-1A pressure switch
Potter PS40-1A Pressure Switch
The Potter PS40A Series are pressure actuated switches designed primarily to detect a 10 PSI (.7 BAR) increase and/or decrease from normal system pressure in automatic fire sprinkler systems.
Typical applications are air pressure supervision in dry pipe systems and pressure supervision of pressure tanks, air supply or water supply.
Dimensions: 4 3/4" (12,1cm)W x 2 1/4" (5,7cm)D x 4 3/8" (11,1cm)H
* Enclosure: Cover - Die-cast with textured red powdercoat finish. Base - Plated Steel
* Pressure Connection: 1/2" NPT Male
* Factory Adjustment: Operates on decrease at 30 PSI (2,1 BAR)
* Pressure Range: 10 - 175 PSI (0,7 - 12,1 BAR)
* Maximum Differential: Approx. 2 lbs. at 20 PSI (0,14@1,4 BAR), 5 lbs. at 175 PSI (0,35@12,1 BAR)
* Maximum System Pressure: 250 PSI (17,2 BAR)
* Switch Contacts: SPDT (Form C) 15.0 Amps at 125/250VAC, 2.5 Amps at 30VDC, One set in PS40-1A
* Environmental Specifications: Indoor or outdoor use
