WAGO-I/O-SYSTEM 750
Diagnostics
77
750-306 DeviceNet
TM
Fieldbus Coupler
Manual
Version 2.0.0
Figure 42: Node Status – I/O LED Signaling
Figure 43: 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”.