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47DAC OPERATING MANUAL EM-9518-B Rev.4
35. TROUBLESHOOTING
35.1 ERROR MESSAGES
MAIN DISPLAY
ERROR MESSAGE
WHAT TO DO
Input error, Out of the measuring range
Increase/decrease the input signal until it is back within the meas-
uring range.
Non-volatile memory error (reading)
While the error message is on the display, press Up button for 3
seconds or more, go to the lockout setting mode and initialize the
unit to its factory default status.
*
1
Non-volatile memory error (writing)
Internal data error
Repair is needed if the display does not recover after the power is
reset.
A/D converter error
Repair is needed if the display does not recover after the power is
reset.
Note: The meter recovers normal status following its startup sequence (except the power ON delay) when it is out of an
error status.
*
1 If the unit does not recover its function after the initialization, repairing in the factory may be required.
NOTE
• Error messages can be confirmed also via Modbus communication. Refer to Modbus Protocol Reference Guide for
47Dx for details.
• The scaling error can be recognized with the OVF signal of the BCD output. Refer to 22. SETTING BCD OUTPUT for
details.
