Potter's RBVS Retrofit Ball Valve Switch

Potter's RBVS Retrofit Ball Valve Switch

The Model RBVS is designed to monitor the fully open position of a ball valve installed in a sprinkler system. The unit will fit on most ball valves installed on back-flow-preventers and alarm trim lines of dry, alarm, and deluge sprinkler valves. The switch operates if the ball valve handle is moved from the open position. However, the switch does not track the position of the handle or ball. When the ball valve handle is in the open position, a spring-loaded switch button will contact the…

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New Fire Installation at U of Wisconsin-Eau Claire

New Fire Installation at U of Wisconsin-Eau Claire

Potter is proud to help protect the University of Wisconsin-Eau Claire Delta Zeta house!  S.O.S Security, LLC performed the installation using Potter fire panels and smoke/heat detectors. Here's what a local news station had to say about how the presence of the system has increased the safety of the residents: View the video here.   EAU CLAIRE, Wis. (WEAU) -- UW-Eau Claire students headed back to class Wednesday, and the fire department has an important safety…

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Potter's RD13 Residential Riser

Potter's RD13 Residential Riser

The RD13 Riser (with NPT connectors) is constructed from Listed CPVC products suitable for fire sprinkler services subject to the limitations and installation requirements of Flameguard® CPVC pipe and Spears® CPVC fittings. The RD13 Riser incorporates a VSR-SG flow switch, gauge, and drain/test valve. The VSR-SG flow switch is equipped with union connection to facilitate the installation and removal of the switch in confined spaces. Unique Features Includes flowswitch with…

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Potter's PS-EX Series Explosion Proof Pressure Switches

Potter's PS-EX Series Explosion Proof Pressure Switches

The Potter PS40-EX Supervisory Pressure Actuated Switch is designed primarily to detect an increase and/or decrease from normal system pressure in automatic fire sprinkler systems located in hazardous locations classified as shown above. Typical applications are: Dry pipe systems, pre-action air/nitrogen supervision, pressure tanks, air supplies, and water supplies. The PS40-EX switch is factory set for 40 PSI (2,8 BAR) normal system pressure. The switch marked with the word LOW is set to…

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Potter's VSR Series Flowswitch

Potter's VSR Series Flowswitch

The Model VSR is a vane type waterflow switch for use on wet sprinkler systems. It is UL Listed and FM Approved for use on steel pipe; schedules 10 through 40, sizes 2" thru 8" (50 mm thru 200 mm), and schedule 5, sizes 2" thru 6". LPC approved sizes are 2" thru 8" (50 mm thru 200 mm). The VSR may also be used as a sectional waterflow detector on large systems. The VSR contains two single pole, double throw, snap action switches and an…

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