Figure 48: Node Status - I/O Led Signaling; Figure 49: Error Message Coding; 750-370 Profinet Io Fieldbus Coupler - WAGO 750-370 Manual

WAGO-I/O-System 750

750-370 PROFINET IO Fieldbus Coupler

Figure 48: Node Status - I/O LED Signaling

Figure 49: Error Message Coding

Example of a module error:
• The I/O LED starts the error display with the first flash sequence (approx.
10 Hz).
• After the first pause, the second flash sequence (approx. 1 Hz) starts:
The I/O LED flashes four times.
Error code 4 indicates "data error internal data bus".
Manual
Version 2.0.0
Diagnostics 119