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Appendix B
PROFINET IO alarm messages
B-1
Introduction
PROFINET IO Devices supports sending PROFINET IO Alarm message for
different error conditions. The IO Device supports the following alarm events:
/i
Alarm type
Description
Pull Alarm
When a Slice I/O Unit is removed during normal
operation a Pull Alarm event is generated (see note 1).
Plug Alarm
When the (correct) Slice I/O Unit is placed back at the
correct position a Plug Alarm event is generated.
Plug
Wrong
Submodule
In case the configuration downloaded to the
PROFINET IO Controller does not match the physical
Slice I/O Unit configuration of the Unit a Plug Wrong
Submodule alarm event is generated (see note 2).
Note
1 In case multiple alarm events (more than two) are generated at the same time, it is
possible alarm events will be discarded.
2 When multiple Slice I/O Units do not match with the PROFINET IO Configuration,
only one Plug Wrong Submodule alarm event is generated for the first mismatching
Slice I/O Unit.
Summary of Contents for CJ1W-CRM21
Page 1: ...CJ1W PNT21 PROFINET IO Controller Unit OPERATION MANUAL Cat No W12E EN 02 ...
Page 2: ......
Page 7: ...vii ...
Page 16: ......
Page 26: ...Basic operating procedure Section 2 4 10 ...
Page 46: ...Installation of Configuration Software Section 3 5 30 ...
Page 76: ...Generic IO Device DTM Section 4 4 60 ...
Page 156: ...140 ...
Page 164: ...146 ...
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Page 170: ...Section 152 ...