Supervisory Switch
Description
- Used to detect tampering or setting changes on control valves, by monitoring open/closed positions
- Durable metal enclosure with single-side entry for conduit
- Adjustable actuator length
- Two S.P.D.T. synchronized switches
Model 9392:
Supervisory switch, plug type for N.R.S. gate valves, globe, ball and angle valves
Contact Guardian for current approvals.