6-20
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
Note
If only FMS masters are on the bus, you can only evaluate bit 3 of station
status 1 of the “station status 1” and “station status 2” diagnostics messages.
If the ET 200U(DP Standard/FMS) is also accessed by a DP master, all diag-
nostics messages for station statuses 1 and 2 can be evaluated.
Station status 1:
Table 6-15 Meaning of Station Status 1
Bit Diagnostics Message
0 1: ET 200U(DP Standard/FMS) cannot be accessed.
1 1: ET 200U(DP Standard/FMS) is not ready for interchange of data.
2 1: The data sent by the DP master to the ET 200U(DP Standard/
FMS) do not comply with the configuration of the ET 200U(DP
Standard/FMS).
3 1: Either station or module diagnostics selected.
4 1: Function is not supported.
5 0: Bit is always “0”.
6 1: Parameter error, e.g. illegal manufacturer identification, invalid
DP parameter message.
7 1: ET 200U(DP Standard/FMS) has been parameterized by another
DP master than the one currently accessing the ET 200U(DP
Standard/FMS).
ET 200U(DP Standard/FMS): Modes, Settings and Comm. Capabilities of IM 318–C
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