Maintenance; In Case Of Difficulty - Fluke 718Ex 30G User Manual

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3. Press to enter pressure switch test mode. The
Calibrator will display CLOSE instead of a mA
measurement.
4. Apply pressure with the pump slowly until the switch
opens.
In the switch test mode, the display update rate is
increased to help capture changing pressure
inputs. Even with this enhanced sample rate,
pressuring the device under test should be done
slowly to ensure accurate readings.
5. OPEN is displayed once the switch is open. Bleed the
pump slowly until the pressure switch closes. RCL
appears on the display.
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6. Press to read the pressure values for when the
switch opened, for when it closed, and for the
deadband.
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7. Hold for three seconds to exit the switch test or
c
press to reset the switch test.
Note

Maintenance

XW Warning
To avoid possible electric shock, personal
injury, or sudden release of pressure, review
Safety Information before proceeding.
For maintenance procedures not described in this manual,
or if the Calibrator needs repair, contact a Fluke Service
Center. See Contacting Fluke.

In Case of Difficulty

After removing the Calibrator from the Ex-hazardous
area, check the battery, test leads, pressure module,
and pressure tubing. Follow replacement and
connection instructions properly.
Review this manual and control drawing to make sure
the Calibrator is used correctly.
If the Calibrator needs repair, and the Calibrator is under
warranty, see the warranty statement for terms. If the
warranty has lapsed, the Calibrator can be repaired and
returned for a fixed fee.
Pressure Calibrator
Maintenance
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