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WAGO-I/O-SYSTEM 750
Diagnostics 197
750-882 Media Redundancy ETHERNET Controller
Manual
1.5.0
Figure 78: Node Status – I/O LED Signaling
Figure 79: Error Message Coding
Example of a module error:
•
The I/O LED starts the error display with the first flashing sequence
(approx. 10 Hz).
•
After the first break, the second flashing sequence starts (approx. 1 Hz):
The I/O LED blinks four times.
Error code 4 indicates “data error internal data bus”.
•
After the second break, the third flashing sequence starts (approx. 1 Hz):
The I/O LED blinks twelve times.