Omron SYSMAC CS Series Operation Manual page 285

How to Use the Step Ladder Program Block
Example
The following shows an example where the PID value is switched at each process to simultaneously stop and
start pump operation.
Step Ladder
Program Block
Model 301
Process 1
(step 01)
P1
I1
D1
Pump ON
Condition a
Process 2
(step 02)
P2
I2
D2
Continuation of pump
ON
Condition b
Process 3
(step 03)
P3
I3
D3
Pump OFF
Setting of P1, I1, D1
Constant ITEM
Setting Block
Model 171
Address 102
Setting of P2, I2, D2
Constant ITEM
Setting Block
Model 171
Address 103
Pump
Setting of P3, I3, D3
start/stop
Constant ITEM
Setting Block
Model 171
Address 104
P
Basic PID
Block Model
I
011
D
Appendix A
253