Description
The Model VSR-FEX (Part Number 1113225) is a vane type waterflow switch for use on wet sprinkler systems located in hazardous locations. 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 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.
Features
- 2-1/2" Nominal Pipe Size
- NEMA 4/IP66 solid metal enclosure
- 0-90 second field replaceable retard
- Non-corrosive saddle bushing
- (2) 1/2" threaded conduit connections
- Assembled in USA
