Weighing Module Diagnostics
(Original Document)
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Introduction
A module with detected errors indicates them by means of the RUN, ERR and I/O LEDs.
There are three groups of detected errors: external, internal and others.
Detected Error Diagnostics
The following table can be used to diagnose the detected errors using the three LEDs: RUN, ERR and I/O:
Module Status
Status of LEDs
RUN
ERR
I/O
Normal operation
Module performing a forced calibration
Module inoperative or switched off
Internal detected error (module inoperative):
  • with communication to the CPU
  • without communication to the CPU
External detected errors:
  • overload or underload during calibration
  • range overshoot
  • measurement
  • configuration refused
Other detected communication errors:
  • application is absent)
  • application is invalid
Key:
LED unlit
LED flashing
LED lit