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N31U User manual
6 ERROR CODES
The N31U meters have several diagnostic functions and settings built-in that
allow to limit the displaying. So the display may show and the status regi-
sters may store information about the diagnosed error, event or fault. Possible
messages and their potential causes are listed below.
7656 7312 -99999...999999 25 Y26
7657 7314 -99999...999999 26 X27
7658 7316 -99999...999999 26 Y27
7659 7318 -99999...999999 27 X28
7660 7320 -99999...999999 27 Y28
7661 7322 -99999...999999 28 X29
7662 7324 -99999...999999 28 Y29
7663 7326 -99999...999999 29 X30
7664 7328 -99999...999999 29 Y30
7665 7330 -99999...999999 30 X31
7666 7332 -99999...999999 30 Y31
7667 7334 -99999...999999 31 X32
7668 7336 -99999...999999 31 Y32
Message Description
Measuring range lower value or the programmed indication range exceeded. The message may
also suggest a short circuit in the sensor circuit.
Measuring range upper value or the programmed indication range exceeded. The message may
also suggest a damaged sensor or its incorrect connection (temperature measurement using RTD
sensors or thermocouple sensors). The symbol may suggest a break in the measuring circuit or a
damaged shunt in the case of measurements in the 60, 150 [mV] ranges.
It is not possible to display the measuring value in the selected resolution - the measurement result
does not t on the display. Lower the display resolution or select the mode of automatic position of
the decimal point.
Lost calibration. Please contact the technical support.
Lost real time clock settings. The message is displayed only when turning the meter on. Time and
date must be set. If the message still appears when turning the meter on after setting the time and
date, please contact the Service Department because a backup battery may require to be repla-
ced. This message can be ignored if the clock settings are not signicant in a given application.
Measurement module error. It is not possible to make a measurement, please contact the techni-
cal support.
Conguration data memory and calibration memory error. It is not possible to use a meter, please
contact the technical support.
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