Siemens ET 200S Manual page 218

Interface Modules
Operation at Preset <> Actual Configuration (only with IM151-1 BASIC, IM151-1
HIGH FEATURE)
If the parameter is enabled and:
S Modules are removed and inserted during operation, this does not lead to a
station failure of the ET 200S.
S The actual configuration differs from the expected configuration, the ET 200S
remains engaged in data transfer with the DP master.
If the parameter is disabled and:
S Modules are removed and inserted during operation, this leads to a station
failure of the ET 200S.
S The actual configuration differs from the expected configuration, there is no
data transfer between the DP master and the ET 200S.
Startup when Expected <> Actual Configuration (only with IM151-1 STANDARD,
IM151-1 FO STANDARD)
If the parameter is enabled and:
S The actual configuration differs from the expected configuration, the ET 200S
remains engaged in data transfer with the DP master.
If the parameter is disabled and:
S The actual configuration differs from the expected configuration, there is no
data transfer between the DP master and the ET 200S.
Replacement of Modules during Operation (only with IM151-1 STANDARD,
IM151-1 FO STANDARD)
If you enable this parameter, you can remove and insert modules during operation.
See Section 5.5
Note
The following parameter combination is not permitted:
S
Startup when expected <> actual configuration: Disable
S
Replace modules during operation: Enable
Result: The ET 200S will not start up (see Table 6-6).
Diagnostic Interrupt
This parameter allows you to enable or disable diagnostic interrupts. Diagnostic
interrupts are only supported when the ET 200S is in DPV1 mode.
8-4
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07