5/17/2023 0 Comments Murphy pressure switch oplc a 1000MurCal is an Authorized Distributor of FW Murphy products. S =1/4 NPT Process Connection, Drawn C-Tube, through 1,000 psi (6.89 MPa) , 316 Stainless Steel Bourdon Tube and Tip Material, 316 Stainless Steel Socket. Contact lead termination is by pigtail wires This version can be environmentally sealed with either the ES or OS options. The OPLFC is typically used in control panels for compressors, pumps, etc. The lockout must be done externally through the control circuit. It has all of the features of the OPLC except the low limit contact lockout. The OPLFC is a panel mounting version of the OPLC. Suitable for engines or electric motors with appropriate Murphy magnetic switch or transformer relay assembly. An SPST toggle switch is provided to override the low limit contact for equipment startup. Pointer closure against either of the adjustable contacts completes the pilot-duty circuit. Adjustable high and low limit, ungrounded contacts are used to operate alarm, shutdown or start-stop circuits. The OPLC is a surface mount, indicating pressure gage and switch. Limit contacts have self-cleaning motion to enhance electrical continuity. Adjustable limit switches are accessible from the front of the Swichgage instrument. Limit switches can be wired directly to electric pilot circuits to operate alarms, shutdown or the start/stop of engines and electric motors.Īll versions feature a 4-1/2 in. The OPL-series pressure Swichgage instruments are combination pressure indicating gages with adjustable low and high limit switches. OPLFC-S-1000: Panel Mount 4.5" Pressure Swichgage Stainless steel bourdon tube 0-1000 psi.
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