Siemens 3RW44 - Data Set 68 - Reading;Writing the Process Image of the Outputs

PROFIBUS DP communication module
9.12 Data sets (BS)
3RW44 soft starters
Manual, 03/2017, NEB535219502000/RS-AB/008
187
9.12.1
Data set 68 - Reading/writing the process image of the outputs
Note
Note that data set 68 is overwritten by the cyclic process image in automatic mode!
Byte
Meaning
Header
0 Writing coordination 0x20 via channel C1 (PLC)
Writing 0x30 via channel C2 (PC)
Writing 0x40 via device interface (PC)
1 - 3
Reserved = 0
Process image of the outputs
4
Process data DO-0.0 to DO-0.7, table below
5
Process data DO-1.0 to DO-1.7, table below
6
Reserved = 0
7
Reserved = 0
Table 9- 16 Data set 68 - Reading/writing the process image of the outputs
ID No.
Process data
Process image
(16 O (outputs), DO 0.0 to DO 1.7)
1001
DO-0.
0
Motor CW
1002
1
Motor CCW
1003
2
Not used
1004 3 Trip reset
1005
4
Emergency start
1006 5 Not used
1007
6
Slow speed
1008
7
Not used
1009
DO-1.
0
Output 1
1010
1
Output 2
1011
2
Parameter set bit 0
1012
3
Parameter set bit 1
1013
4
Not used
1014
5
Not used
1015
6
Not used
1016
7
Disable quick stop
In the "Automatic mode", the PLC specifies the process image of the outputs. In this case,
reading of data set 68 at the local device interface returns the process image of the outputs
as transmitted by the PLC.