System Sensor® Tamper Switch, For Use with: Butterfly Valve and Post Indicator Valve, -40 to 120 deg F, 3-5/32 in Max Stem Extension, 3-1/2 in W x 3-1/4 in D x 4-1/4 in H
For supervising a variety of control valves, including outside screw and yoke, post indicator, butterfly, and rising and non-rising stem gate Bi-directional actuator Adjustable length actuator with breakaway feature Easy single side conduit entry Built to accommodate up to 12 AWG wire Two spdt contacts are enclosed in a durable terminal block for added strength 100% synchronization activates both alarm panel and local bell simultaneously 3-5/32 in maximum stem extension One single side open for 1/2 in conduit Post indicator valves butterfly valves with rising or falling flags valve Tamper resistant cover screws Robust construction Application flexibility Simplified operation Reliable performance Standard/Approvals: UL/ULC Listed, FM, MEA Approved, LPCB, G4020028-27 VDS, 7770-1209:147 Application: For used to monitor the open position of post indicator and butterfly control valves