84
Diagnostics
Table 67: Signal Evaluation for Each Channel – Error LED
Error LED state
Red
Manual
Version 1.0.0
Possible interpretation
No error
Off
Channel deactivated
Diagnostics deactivated
Wire break
Short circuit
Wiring error
AO− wiring error
Faulty field voltage supply
Internal error
WAGO-I/O-SYSTEM 750
750-564 4AO U/I