The Model WFSR-F is a pressure operated switch with an adjustable, instantly recycling pneumatic retard to prevent false alarms due to water pressure variation. The WFSR-F is connected into the alarm port of a wet sprinkler system alarm check valve.
Main Features
- Assembled in USA
- 0-90 second field replaceable time delay retard
- Easy to read retard time delay adjustment knob
- Pressure Connection: 1/2" Male NPT
- Pressure Adjustments: Factory adjusted to operate between. 5 and 8 PSI (0.35 and 0,55 BAR) on rising pressure
- Maximum system pressure: 175 PSI (12,1 BAR)
- Contact Ratings: Two Sets of SPDT (Form C). 15.0 Amps at 125/250VAC. 2.0 Amps at 30VDC Resistive
- Conduit Entrances: Two knockouts provided for 1/2" conduit
- Environmental Specifications: 40°F to 120°F (4,5°C to 49°C). NEMA 4 Enclosure - when used with proper conduit fittings
General Information
Name: Potter WFSR-F Pressure Activated Waterflow Alarm Switch with Retard
Category: Potter Electric Signal, LLC, Fire, Water Flow Controls
UPC Code: 785192000433
Country of Origin: United States. Country of origin is subject to change.
