Safe Signal PSP1 Supervisory Tamper Switch, Plug In Special Purpose hgrl Inside Diameter - 1 3/8

Inside Diameter - 1 3/8 "

Outside Diameter - 3 5/16"

Reliable Performance: The EPSEXP series cover is secured with a tamper resistant screw to prevent unauthorized tampering

horizontal sidewall

2 1/2" Hose Valve Standpipe outlets measure 3" across threads

Safe Signal PSP1 Supervisory Tamper Switch, Plug In Special Purpose hgrl Inside Diameter - 1 3/8Safe Signal PSP1 Supervisory Tamper Switch, Plug In Special Purpose The PSP1 plug in switch is designed for applications where no other type of listed valve supervisory switch can be used. Features: Monitors non rising stem gate and ball and angle valves NEMA 3 rated enclosures 360 mounting design provides greater installation flexibility Adjustable length supervisory cord Lockout feature ensures alarm signal integrity Cover tamper switch factory