OPL Series Swichgage®

The OPL-series pressure Swichgage instruments are combination pressure indicating gages 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. Surface mount or panel mount enclosure is available for most versions. All versions feature a 4-1/2 in. (114 mm) dial for easy viewing. Adjustable limit switches are accessible from the front of the Swichgage instrument. Limit contacts have self-cleaning motion to enhance electrical continuity.

How to Order Specifications Downloads

See sales bulletin for ordering instructions. All configurations may not be available. Call your sales representative or Enovation Controls for more information.


Case: Die cast aluminum; weatherproof.

Contacts: See Electrical page 3, for contact ratings.

Dial: 4-1/2 in. (114 mm) white on black, dual scaled psi /kPa. Other dial configurations available. Consult factory.

Gage Accuracy: ±2% for the first and last quarters of the scale, the middle half is ±1%.

Geared Movement: 302 and 304 stainless steel.

Lens: Optically clear polycarbonate.

Pointer: High visibility with a pointer calibration hub.

Process Connection: Available in 1/4 NPT and 1/2 NPT. See Table B, page 5.

Sensing Element: Select from bronze or 316 stainless steel bourdon tube.

 WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information about California Propsition 65, go to www.P65Warnings.ca.gov or visit our California Proposition 65 page.

Additional product documentation can be found on our product support website or by clicking the Help Center button above.

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