Waterflow Alarm Switch for Copper Pipe
The Model VSR-C is a vane type waterflow switch for use on wet sprinkler systems with copper pipe. It is UL Listed for use on Type K, L, and M copper pipe, sizes 2" thru 4" (50mm - 100mm).
The unit may also be used as a sectional waterflow detector on large systems.
The VSR-C may also be used as a sectional waterflow detector on large systems.
The VSR-C contains two single pole, double throw, snap action switches and an adjustable, instantly recycling pneumatic retard. The switches are actuated when a flow of 10 GPM (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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The Model VSR-C 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" (50mm - 100mm).
The VSR-C switches and retard device are enclosed in a weather/UV/flame resistant high impact composite plastic. The cover is held in place with two tamper resistant screws which require a special key for removal. A field installable cover tamper switch is available as an option which may be used to indicate unauthorized removal of the cover. See bulletin number 5401103 for installation instructions of this switch.
1144453 Specifications PDF
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