POTTER SWITCH ASSY REPLACEMENT VSR # 1029030
Product Info
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). LPC approved sizes are 2” thru 8” (50 mm thru 200 mm). See Ordering Information chart. 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 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.
Features
Assembled in USA
0-90 second field replaceable time delay retard
Easy to read retard time delay adjustment knob
UL Listed models for 2”-6” steel pipe schedules 5 through 40
UL Listed and FM approved models for 2”-8” steel pipe schedules
10 through 40
Two SPDT (form C) contacts
Weatherproof
Easy to read wire terminal designations
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