Siemens SENTRON 3WA System Manual page 73

"ChannelProperties.Direction (Bits 13 to 15)" data block
Value
000
001
010
011
100 ... 111
"ChannelErrorType" data block
The messages for the diagnostic and maintenance alarms are transferred in the
"ChannelErrorType" field.
You can find more information in the next chapter "Diagnostic and maintenance alarm
messages".
3WA Air Circuit Breaker Communication
System Manual, 11/2021, 92310000004-02
6.4 Interrupt, error and system messages
Meaning
Manufacturer-specific
Input
Output
Input/Output
Reserved
PROFINET IO
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