Endress+Hauser Pressure Transmitter PMC45

Calibration using the 'Span' key

Specify the exact pressure for the upper-range value

Press the 'Span' key. Did the calibration value currently saved appear on the optional onsite display?

Release the key and press the key a second time within 2 seconds. Did you hold down the key for 3 to 4 seconds until the 'S' symbol stops flashing?

Is the pressure present now adopted for the new upper-range value?

Warning: The cleaning agents used should not corrode the surface and the seals.

Warning: Mechanical damage to the diaphragm, e.g. due to pointed objects, must be avoided.

Warning: Observe the degree of protection of the device. See Page 6, Section 2.1.1 'Nameplates'.

Pressure compensation and GORE-TEX® filter free from dirt

Upload a photo of the cleaned sensor

Sign off on the sensor cleaning

Press the 'Zero' key. Did the current calibration value appear on the optional onsite display?

To calibrate the lower-range value

Specify the exact pressure for the lower-range value (zero point)

Press the 'Zero' key. Did the calibration value currently saved appear on the optional onsite display?

Release the key and press the key a second time within approx. 2 seconds. Did you hold down the key for 3 to 4 seconds until the 'Z' symbol stops flashing?

Is the pressure present now adopted as the new lower-range value?

Sign off on the sensor lower-range value calibration