Example plc ladder logic program -8, Example plc ladder logic program – Rockwell Automation 1336-GM1 Remote I/O Communications Module User Manual
Page 46

4–8
Creating Ladder Logic Programs
Example PLC Ladder Logic
Program
Refer to page 4–5 for the settings of the module and the 1336 PLUS
drive used for this example.
Figure 4.3
Example Ladder Logic Program for a PLC
0000
I:000
0
Machine
START
Pushbutton
O:020
1
Drive
START
Command
0001
I:000
1
Machine
STOP
Pushbutton
O:020
0
Drive
STOP
Command
I:020
1
Drive
Running
Status Bit
O:020
0
Drive
STOP
Command
0002
MOV
Move
Source
N7:0
16000<
Dest
O:021
16000<
MOV
Drive Frequency
Command
0003
I:000
2
Machine
JOG
Pushbutton
O:020
2
Drive
JOG
Command
0004
I:000
3
Machine
Clear Faults
Pushbutton
O:020
3
Drive
Clear Faults
Command
0005
I:020
1
Drive
Running
Status Bit
O:000
0
Machine
Running
Indicator
0006
I:020
7
Drive
Faulted
Status Bit
O:000
1
Machine
Faulted
Indicator
0007
MOV
Move
Source
N7:1
500<
Dest
O:022
500<
MOV
Drive Data In A1
(Data to Drive)
0008
END