The Model VSR-AT is an electronic vane type waterflow switch for use on wet sprinkler systems which may be remotely tested without flowing water. It is UL Listed and FM Approved for use on steel pipe schedules 10 thru 40 sizes 2" thru 8". See ordering Information chart.
The VSR-AT may also be used as a sectional waterflow detector on large systems. The VSR-AT has two sets of alarm contacts and an adjustable instantly recycling electronic retard.
Main Features
Assembled in USA
0-90 second field replaceable time delay retard
UL Listed and FM approved models for 2"-8" steel pipe schedules 10 through 40
Two DPDT (form C) contacts
Weatherproof
Easy to read wire terminal designations
NOTE: Product currently out of stock which will delay delivery by 2 to 3 weeks
