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Appendix
WAGO-I/O-SYSTEM 750
750-469 2AI Thermocouple
Manual
Version 1.1.0
8.1.2.3 PROFINET IO Fieldbus Couplers
750-375(/025-000), 750-377(/025-000)
The aforementioned fieldbus couplers allow module-specific parameterization of
behavior at diagnosis.
Table 40: General Module/Channel parameters
Parameter
Value
Explanation
Channel diagnosis
Channel x (x = 0…1)
0 (false)
*)
Any errors that may occur on the respective
signal channel do not cause transmission of a
diagnostic alarm nor entry in the diagnostics
database of the station proxy.
1 (true)
Any errors that may occur on the respective
signal channel and the error type explicitly
released entail transmission of a diagnostic
alarm. The respective error leads to an entry in
the diagnostics database of the station proxy.
Diagnosis: External
fault
Channel x (x = 0…1)
0 (false)
An external fault on the respective signal
channel does not lead to transmission of a
diagnostic alarm nor to entry in the diagnostics
database of the station proxy.
1 (true)
*)
Provided that the channel diagnostics of the
respective signal channel has been activated,
an external fault leads to transmission of a
diagnostic alarm and entry in the diagnostics
database of the station proxy.
Diagnosis: Measuring
range underflow
Channel x (x = 0…1)
0 (false)
An undershot on the respective signal channel
does not lead to transmission of a diagnostic
alarm nor entry in the diagnostics database of
the station proxy.
1 (true)
*)
Provided that the channel diagnostics of the
respective signal channel has been activated,
an undershoot leads to transmission of a
diagnostic alarm and entry in the diagnostics
database of the station proxy.
Diagnosis: Wire break
Channel x (x = 0…1)
0 (false)
A wire break on the respective signal channel
does not lead to transmission of a diagnostic
alarm nor to entry in the diagnostics database
of the station proxy.
1 (true)
*)
Provided that the channel diagnostics of the
respective signal channel has been activated, a
wire break leads to transmission of a
diagnostic alarm and entry in the diagnostics
database of the station proxy.
*)
Default settings