1.8 Diagnostic messages
The diagnostic messages are shown in plain text in the PLC Pro‐
grammable Logic Controller.
Error type Diagnostic messages
12755 Limit error when writing
12773 Limit error when reading
13011 Protected value
13029 Protected value
13267 Device not in remote mode
13285 Device not in remote mode
13523 Option not installed
13541 Option not installed
13779 Service not defined
13797 Service not defined
14035 Value cannot be changed
14053 Value cannot be changed
1.9 PLC Programmable Logic Controller error message and controller behaviour
PLC Programmable Logic Controller error message Controller behaviour
IOPS = bad stopped
Disconnected connection stopped
Mains power On stopped
Supplementary Instructions for PROFINET
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