WESTLOCK CONTROLS
280N MIDLAND AVENUE, STE.258, SADDLE BROOK, NJ 07663 TEL: 201-794-7650 FAX: 201-794-0913
www.westlockcontrols.com
12/20/2017 TECH-533/ D.W.O. 22902 Page 18 of 20
Appendix: B
Trouble shooting guide for Calibration Error Messages
TRANSDUCER ERROR
When preforming an Auto Calibration if the LCD shows “TRANSDUCER ERROR” within 2 minutes.
The transducer is not connected to the K20.
UNABLE TO CLOSE
When preforming an Auto Calibration and within 2 minutes the LCD displays “UNABLE TO
CLOSE”. The air supply is not connected or turned on.
CURRENT OUT OF RANGE
Input current set too high for Low current Calibration.
When preforming an Auto Calibration for Low Current and within a few seconds the LCD
displays “CURRENTS OUT OF RANGE”. Set the loop current to the desired Low Current value.
Input current set too low for High current Calibration.
When preforming an Auto Calibration for High Current and within a few seconds the LCD
displays “CURRENTS OUT OF RANGE”. Set the loop current to the desired High Current value.
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