Siemens ET 7Y Series Spezifikationen Seite 99

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Commissioning and Diagnostics
7-17
ET 200S IM 151-7 CPU Interface Module
A5E00058783-04
Station status 2
Table 7-9 Structure of station status 2 (byte 1)
Bit Description
0 1: DP slave must be parameterized again and reconfigured.
1 1: A diagnostic message has arrived. The DP slave cannot continue
operation until the error has been rectified (static diagnostic message).
2 1: This bit is always ”1” when there is a DP slave with this DP address.
3 1: The watchdog monitor has been activated for this DP slave.
4 1: DP slave has received ”FREEZE” control command.
5 1: DP slave has received ”SYNC” control command.
6 0: The bit is always at 0.
7 1: DP slave is deactivated, that is to say, it has been removed from the
scan cycle.
Station status 3
Table 7-10 Structure of station status 3 (byte 2)
Bit Description
0
to
6
0: These bits are always ”0”.
7 1: More diagnostic messages have arrived than the DP slave can
buffer.
The DP master cannot enter all the diagnostic messages sent by the
DP slave in its diagnostic buffer.
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