Potter 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. Operation of the unit is checked by opening the by-pass test valve or inspector’s test valve. The frequency of the inspection and testing for the Model WFSR-F and its associated protective monitoring system should be in accordance with applicable NFPA Codes and Standards and/or authority having jurisdiction (manufacturer recommends quarterly or more frequently).
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Potter WFSR-F Pressure Activated Water-flow Alarm Switch with Retard
AED 2,520.00 VAT included
Potter 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.
Product Code : fs10092
Brand: Potter
Seller: Fireshop1001
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Specifications
- Product: Water-flow Alarm Switch with Retard
- Brand: Potter
- Dimensions: 5 9/16 InchH x 3 1/2 InchW x 5 7/8 InchD (14,1cm H x 8,9cm W x 14,9cm D)
- Weight: 1.5 lbs. (3,3 kg.)
- Pressure Connection: 1/2" Male NPT
- Maximum system pressure: 175 PSI (12,1 BAR)
- Pressure Adjustments: Factory adjusted to operate between 5 and 8 PSI (0.35 and 0,55 BAR) on rising pressure
- Conduit Entrances: Two knockouts provided for 1/2" conduit
- Enclosure: Cover - Die-cast with textured red powdercoat fi nish Base - Die-cast aluminum
- Environmental Specifications: 40°F to 120°F (4,5°C to 49°C) NEMA 4 Enclosure - when used with proper conduit fittings
- UL, cUL and CSFM Listed, FM Approved and NYMEA Accepted, CE Marked, VdS Approved
Features
- WFSR-F is a pressure operated switch with an adjustable, instantly recycling pneumatic retard
- It is connected into the alarm port of a wet sprinkler system alarm check valve
- A male ½" NPT pipe fi tting is provided for connection to the alarm port of the alarm check valve
- Allow 5" (12,7cm) to the front of the unit for removal of the cover
- No additional mounting or support is required
- Install with the pressure connection down.
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