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This allows the FS-OSI-RI(A) to be highly resistant to movement
• Selectable charging current charges 7 AH to 200 AH batteries
Battery Back-Up Cabinet
• Model: 4WTAR-B
Like the SpectrAlert Advance line
Potter VSR-S Waterflow Alarm Switch for Small Pipe P2RLED-SP This allows the FS-OSI-RI(A) toThe Model VSR S is a vane type waterflow switch for use on wet sprinkler systems that use 1" (25mm), 1" (32mm), 1" (38mm) or 2" (50mm) pipe size The unit may also be used as a sectional waterflow detector on large systems. The unit contains two single pole double throw snap action switches and an adjustable, instantly recycling pneumatic retard. The switches are actuated when a fl ow of 10 gallons per minute (38 LPM) or more occurs downstream of the
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