WAGO I/O SYSTEM 750 XTR
Diagnostics 347
750-8202/040-000 PFC200 2ETH RS XTR
Manual
Version 1.2.0, valid from FW Version 03.01.07(13)
Table 241: Error Code 4, Explanation of Blink Codes and Procedures for Troubleshooting
Error
Argument Cause
Solution
--
Maximum permissible
number of I/O modules
exceeded.
- Switch off the power to the controller.
- Reduce the number of I/O modules
to an acceptable value.
- Switch the power back on.
n*
Local bus disruption after
the n
th
process data
module.
- Switch off the power to the controller.
- Replace the (n+1)
th
process data
module.
- Switch the power back on.
I/O modules that do not provide any data
are ignored (e.g., supply module without
diagnostics).
Table 242: Error Code 5, Explanation of Blink Codes and Procedures for Troubleshooting
Error
Argument Cause
Solution
n*
Register communication
error during local bus
initialization
- Switch off the power to the controller.
- Replace the (n+1)
th
process data
module.
- Switch the power back on.
I/O modules that do not provide any data
are ignored (e.g., supply module without
diagnostics).
Table 243: Error Code 7, Explanation of Blink Codes and Procedures for Troubleshooting
Error
Argument Cause
Solution
n
First unsupported I/O
module in place of n.
- 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.
