UL/FM Vertical Type Post Indicator for NRS Gate Valve Post Indicator for 4"-12" NRS Gate Valve Vertical Type Indicator PostModel:ZSQ Technical Features
Approvals: UL, FM, CUL
Adjustable buried length:570mm to 1500mm
Used to identify the position of buried Gate Valves from 4" to 12".
Operation manual:
Remove the indicator cover
Adjust the length of the connecting rod according to buried depth and cut off the excessive part.
Connect the indicator post and gate valve which is in a closed position.
Adjust the indicator to the position of "SHUT".
Tighten the bolts between the flange of the indicator post and top flange of gate valve.