Byte Meaning Note
2
0
No user module / user module incor‐
rect
Conguration error in MSS 3RK3 TAR‐
GET / ACTUAL
2
1
Communication fault Bus error or safety protocol error
2
2
[0]: RUN mode
[1]: STOP mode
RUN: MSS 3RK3 in safety/test mode
STOP: MSS 3RK3 in conguring mode
2
3
Time monitoring Cycle time violation of MSS 3RK3
2
4
... 2
6
Reserved=0
3
0
Rack failure System interface failed
3
1
Reserved=0
3
2
Memory module error Error in external memory module
3
3
... 3
7
Reserved=0
7.5.3.3 Data set 0 in DP interface
The content of DS0 for DP interface is described below:
Coding Meaning Note
0
0
Module fault SF on expansion module
0
1
Internal error e.g. error mode, int. EEP
0
2
... 0
7
Reserved=0
1
0
... 1
3
Type class 0011 DP slave
1
4
Reserved=0
1
5
User information available Always 1 for MSS 3RK3 because no diagnos‐
tics information is available via DS92
1
6
... 2
0
Reserved=0
2
1
Communication fault DeviceConnect failed
2
2
[0]: RUN mode
[1]: STOP mode
RUN: Process data exchange with master
2
3
... 2
7
Reserved=0
3
0
Rack failure DeviceConnect failed
3
1
... 3
7
Reserved=0
7.5.4 Data set 1
7.5.4.1 Data set 1 in the 3RK3 central unit
The content of DS1 for the 3RK3 central unit is described below:
Byte Meaning Note
Diagnostics data part 1 -
0
0
... 3
7
Same as DS0 -
Diagnostics data part 2 -
Diagnostics / service
7.5 Diagnostics using PROFIBUS
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006 295