10 Status- and Error Messages
10.1 Status Messages
Menu INFO most recent 3 alarms
Best before date sensor calendar week / year
Calibration. If this message flashes alternatingly with the measured
value, a new calibration is required, because the most recent
calibration has failed.
Menu CALIB: enter concentration
Menu CALIB: calibration finished
Menu INFO: sensor total exposure
Error message, see chapter 10.2
Menu INFO: total gas exposure exceeds indicating range
Menu INFO: internal factor
(alternating) Menu REPLACE: connect sensor
Menu I-SERV: program the output current in the service mode
Menu TEST: test of the current output
Menu INFO: date of the most recent calibration or sensor
replacement, alternating with day / month / year
Menu REPLACE confirmation that a different sensor type has been
connected
Menu CALIB: O
2
sensor calibration (flashing)
Menu INFO: total sensor exposure in ppm * hours
Steady: menu REPLACE
Flashing: remove sensor
Menu RTC: real time clock setting
Menu INFO: sensor parameter information
Menu INFO: serial number of the sensor
Menu TEST: sensor head temperature
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