The PS40 switch is factory set for 40 PSI (2,8 BAR) normal system pressure. The switch marked with the word LOW is set to operate at a pressure decrease of 10 PSI (,7 BAR) at 30 PSI (2,1 BAR).
The Potter PS40 Series Supervisory Pressure Actuated Switches are designed primarily to detect an increase and/or decrease from normal system pressure in automatic fire sprinkler systems.
Main Features
One or two switch models available
Independent switch adjustment on two switch models, no tools needed
Two 1/2” conduit/cable entrances
Separate isolated wiring chambers
Non-corrosive pressure connection
VdS version available
Non-Conductive enclosure
NOTE: Product currently out of stock which will delay delivery by 2 to 3 weeks
