8
5. Failure Display
Instrument failures will be displayed as bars in the LCD display. By confirming with the “I/O”
button the instruments may be operated nevertheless. The failure will be displayed in exchange
to the normal display. (bar 14 is the very right one)
Failure Discription
Failure Discription
Failure Discription
Failure Discription
Failure reason
Failure reason
Failure reason
Failure reason
Bar 14 (wrong calibration)
•
when making the zero calibration a gas
concentration was present
•
to less difference between zero and
1000ppm calibration
•
Sensor defect
•
Bar 11 (Sensor head)
•
no sensor head present
•
Heating element of the sensor defect
Bar 8 (wrong sensor head)
•
Wrong sensor head has been mounted
(LSK head at LSG instrument)
•
see setting of the soldering bridges
Bar 5 (EEPROM data failure)
•
EEPROM contains no valid calibration data
•
failure appears when first switch on after
mounting until calibration
