Appendix
A.1 STEP 7 program examples
SIMATIC ET 200pro FC-2 converter
Operating Instructions, 04/2018, FW V4.7 SP10, A5E34257324B AF
257
HEX BIN Bit in
STW1
Significance
Bit in
MW1
Bit in
MB1
Bit in
MB2
Inputs
4
0
8
Jog 1
0
0
0
9
Jog 2
1
1
1
10
PLC control
2
2
0
11
Setpoint inversion
3
3
0
0
12
Irrelevant
4
4
0
13
Motorized potentiometer
↑
5
5
0
14
Motorized potentiometer
↓
6
6
0
15
Data set changeover
7
7