5.7 INSTRUMENT FAULTS
The instrument continuously checks itself for correct operation. Detection of a fault
causes an error message to be displayed. The error messages are as follows :
Err 01 Non Volotile memory failure
Err 02 RAM decode error
Err 03 RAM size unrecognised
Err 04 Input card error
Err 05 EPROM checksum error
Err 06 Ram Fault
Err 07 Calibration data corruption fault
burn - SENSOR BURNOUT ERROR
Open circuit RTD (Any one of the three wires)
Open circuit Thermocouple
Cold junction thermistor temperature out of bounds
Cold junction thermistor electrical fault
OvEr / UndEr - INPUT SENSOR FAULT
Sensor over-range
Sensor under-range
Open loop current circuit
RTD short circuit
Open circuit mV
User non-lin function out of bounds
If an error message is displayed first remove power and re-apply. If the error
condition remains the instrument should be returned to the supplier.
INSTRUMENT
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