FW Murphy, 5700636, OPL Series Gage, 4.5" Diameter Dial, 1/4" NPT, Grade A Phosphor Bronze Tube Brass Socket, Surface Mount, with Latching Control Relay, 0-200 Psi
Pressure gage instrument is combination pressure indicating gage with adjustable low and high limit switches. Limit switches can be wired directly to electric pilot circuits to operate alarms, shutdown or the start/stop of engines and electric motors. It feature a 4-1/2 in. (114 mm) dial for easy viewing. Adjustable limit switches are accessible from the front of the gage instrument. Limit contacts have self-cleaning motion to enhance electrical continuity.
Designed for start-stop operation of engines and electric motors. The pilot-duty limit switches are connected to an internal latching control relay for ON/OFF automation.
For more information, please see Data Sheet