VSR-CF Obsolete Product

Waterflow Alarm Switch for Copper or Plastic Pipe

The Model VSR-CF is a vane type waterflow switch for use on wet sprinkler systems. It is UL Listed for use on type K, L and M copper pipe, sizes 2" thru 4" (50 - 100mm) and listed CPVC pipe, SDR 13.5 (standard dimensional ratio), sizes 2" thru 3" (50 - 75mm). 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 pneumatic retard. The switches are actuated when a flow of 10 gallons per minute (38 LPM) or more occurs downstream of the device. The flow condition must exist for a period of time necessary to overcome the selected retard period.

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