TTH300 HEAD-MOUNT TEMPERATURE TRANSMITTER | OI/TTH300-EN REV. E 57
Range Displays the
device
status
Displays the
DIAG. NO.
Cause Remedy
Sensor M 66 No sensor 1 detected during redundancy
configuration
Check connection
Sensor M 67 No sensor 2 detected during redundancy
configuration
Check connection
Sensor M 68 Sensors exceeded specified drift window Calibrate sensors
Installation / Configuration C 71 Reconfiguration is running Terminate reconfiguration
Operating conditions F 72 Error in the application Check configuration, connections; reset to factory
settings
Installation / Configuration I 74 Analog output adjustment active Terminate compensation
Installation / Configuration C 75 Analog output in simulation Terminate simulation
Operating conditions S 76 Values overshot Check parameters:
A) Sensor limits overshot
B) Span is too small
Operating conditions S 77 Limit HIGH HIGH Upper limit value: alarm
Operating conditions S 78 Limit LOW LOW Lower limit value: alarm
Operating conditions S 79 Limit HIGH Upper limit value: warning
Operating conditions S 80 Limit LOW Lower limit value: warning
Note
If the remedial measures listed for the error message do not improve the status of the device, please consult ABB Service.
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