Table 63: Error Code 4, Explanation Of Blink Codes And Procedures For Troubleshooting; Table 64: Error Code 5, Explanation Of Blink Codes And Procedures For Troubleshooting; Table 65: Error Code 7, Explanation Of Blink Codes And Procedures For Troubleshooting - WAGO I/O System 750 Manual

154 Diagnostics

Table 63: Error Code 4, Explanation of Blink Codes and Procedures for Troubleshooting

Error
Argument
--
n*

Table 64: Error Code 5, Explanation of Blink Codes and Procedures for Troubleshooting

Error
Argument
n*

Table 65: Error Code 7, Explanation of Blink Codes and Procedures for Troubleshooting

Error
Argument
n
Manual
Version 1.7.0, valid from FW Version 04.01.10(23)
Cause
Maximum permissible
number of I/O modules
exceeded.
Local bus disruption after
th
the n process data
module.
Cause
Register communication
error during local bus
initialization
Cause
First unsupported I/O
module in place of n.
WAGO I/O System 750
750-8210/040-000 PFC200; G2; 4ETH; XTR
Solution
- Switch off the power to the controller.
- Reduce the number of I/O modules
to an acceptable value.
- Switch the power back on.
- Switch off the power to the controller.
- Replace the (n+1)
module.
- Switch the power back on.
I/O modules that do not provide any data
are ignored (e.g., supply module without
diagnostics).
Solution
- Switch off the power to the controller.
- Replace the (n+1)
module.
- Switch the power back on.
I/O modules that do not provide any data
are ignored (e.g., supply module without
diagnostics).
Solution
- Switch off the power to the controller.
- Replace the nth I/O module
containing process data or reduce
the number of modules to the
number of n-1.
- Switch the power back on.
th
process data
th
process data