Configuration Options
3-41
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Table 3-9 Control interface
Slot
Value of the
bit
Response
2to63 0 Parameter assignment for option handling applies.
RESERVE modules are permitted:
•
The station is engaged in data transfer.
•
A diagnosis is not reported.
•
The SF LED on the interface module is off.
1 Parameter assignment for option handling is c ancelled.
RESERVE modules are not accepted on this slot:
•
The station is engaged in data transfer.
•
The diagnosis ”Incorrect module” is reported.
•
The SF LED lights up on the interface module
Feedback interface PII (IB x to IB x+7):
The feedback interface (8 bytes) tells you which module is actually on each slot.
All slots are reported. Even slots that you have not enabled for option handling.
Table 3-10 Feedback interface
Slot
Value of the
bit
Response
1to63 0 The RESERVE module or an incorrect module is on the
slot or a module has been removed.
1 The configured module is on the slot.
Troubleshooting for option handling
Table 3-11 Troubleshooting for option handling
Action
Cause Correction
ET 200S does not start up;
configuration error
There are several entries of
power modules ending in
Check and correct the
configuration in
...O or ...SO in the ET 200S
configuration.
HWCONFIG.
There is no power module
entry ending in ...O or ...SO
in the ET 200S
configuration.
Use a power module entry
ending in ...O or ...SO
in HWCONFIG.
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