Example Slc Ladder Logic Program - Allen-Bradley 1203 Series User Manual

4–10 Creating Ladder Logic Programs
Example SLC Ladder Logic
Program
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Refer to page 4–5 for the settings of the module and the 1336 PLUS
drive used for this example.
Figure 4.4
Machine
START
Pushbutton
I:1
128
1747-SN
Machine
STOP
Pushbutton
I:1
129
1747-SN
Drive Drive
STOP Running
Command Status Bit
O:1 I:1
256 257
1747-SN 1747-SN
Machine
JOG
Pushbutton
I:1
130
1747-SN
Machine
Clear Faults
Pushbutton
I:1
131
1747-SN
Drive
Running
Status Bit
I:1
257
1747-SN
Drive
Faulted
Status Bit
I:1
263
1747-SN
Example Ladder Logic Program for an SLC
Drive Data In A1
Drive
START
Command
O:1
257
1747-SN
Drive
STOP
Command
O:1
256
1747-SN
Drive Frequency
Command
MOV MOV
Move
Source N7:0
16000<
Dest O:1.17
16000<
Drive
JOG
Command
O:1
258
1747-SN
Drive
Clear Faults
Command
O:1
259
1747-SN
Machine
Running
Indicator
O:1
129
1747-SN
Machine
Faulted
Indicator
O:1
135
1747-SN
(Data to Drive)
MOV MOV
Move
Source N7:1
500<
Dest O:1.18
500<
END