Keyence Visual KV Series Manual de usuario Pagina 359

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8.2 Details
3-335
1
8
Chapter 8 Programming Examples
Application of STG-JMP instruction
Enabling double coil
When start SW 0000 is pressed, output relay 0500 turns ON for 1 s, then output
relays 0500 and 0501 turn ON for 2 s, and then output relays 0500, 0501, and 0502
turn ON for 3 s. The above sequence repeats.
Ladder diagram
Coding
The double coil operates normally through different STG instructions. If
different STG instructions turn ON simultaneously, the latter programmed
instruction has the priority.
Conditional branching
When input relay 0000 (start SW) turns ON, output relay 0500 turns ON. Then, as
programmed for conditional branching, output 0501 turns ON for 1 s when 0001
turns ON or 0502 turns ON for 2 s when 0002 turns ON. After either one of the
processes is completed, the program returns to the conditional branching and
repeats the same steps.
Ladder diagram
0000
1001
JMP
SET
1000
1100
DIFU
1100
1000
STG
T000
#00010
T000
1002
JMP
1001
STG
T001
#00020
T001
1000
JMP
1002
STG
T002
#00030
T002
0500
0501
050205010500
0500
Turns ON 1000 when input relay 0000 turns ON.
Output relay 0500 turns ON for 1 s.
Output relays 0500 and 0501 turn ON for 2 s.
Output relays 0500, 0501 and 0502 turn ON for 3 s.
Line No. Instruction Operand Line No. Instruction Operand
0000 LD 0000 0016 CON
0001 DIFU 1100 0017 TMR 001 #00020
0002 CON 0018 CON
0003 AND 1100 0019 AND T001
0004 SET 1000 0020 JMP 1002
0005 STG 1000 0021 STG 1002
0006 OUT 0500 0022 OUT 0500
0007 CON 0023 CON
0008 TMR 000 #00010 0024 OUT 0501
0009 CON 0025 CON
0010 AND T000 0026 OUT 0502
0011 JMP 1001 0027 CON
0012 STG 1001 0028 TMR 002 #00030
0013 OUT 0500 0029 CON
0014 CON 0030 AND T002
0015 OUT 0501 0031 JMP 1000
CAUTION
0000
1001
JMP
SET
1000
1100
DIFU
1100
1000
STG
0001
1002
JMP
0002
1000
JMP
1001
STG
T000
#00010
T000
0500
0501
1000
JMP
1002
STG
T001
#00020
T001
0502
KVNKA Chap 08.p65 08.3.11, 0:12 PM335
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