Mitsubishi Electric MELSEC FX3U Programming Manual page 851

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
<Step ladder>
M8002
0
Initial pulse
3
4
X000
6
X001
Crossing button
12
13
T0
17
20
21
T2
22
25
26
T1
30
33
34
T3
38
41
42
46
47
T4
50
53
54
SET S0
61
STL S0
65
Road:
Y003
69
Green
Sidewalk:
Y005
70
Red
SET S21
SET S30
STL S21
76
Road:
Y003
77
Green
T0
78
K300
SET S22
81
STL S30
82
Sidewalk:
Y005
Red
SET S31
STL S22
<List program>
Road:
Y002
Yellow
T1
K100
SET S23
STL S31
Sidewalk:
Y006
Green
10
12
T3
13
K150
14
SET S32
17
18
STL S23
20
Road:
21
Y001
Red
22
T2
23
K50
25
STL S32
T4
K5
SET S33
STL S33
Y006
This counter counts how many times the
state relay S33 turns ON. When S33 turns
C0
ON five times, the contact C0 turns ON.
K5
T5
K5
C0 T5
SET
C0 T5
STL
RST
STL
STL
T6
0 LD M8002 26 OUT
1 SET S0 27 OUT
3 STL S0 30 LD
4 OUT Y003 31 SET
5 OUT Y005 33 STL
6 LD X000 34 OUT
7 OR X001 OUT
35
8 SET S21 38 LD
SET S30 39 SET
S21
STL 41 STL
OUT Y003 42 OUT
OUT T0 K300 43 OUT
LD T0 46 STL
SET S22 47 OUT
STL S30 50 LD
OUT Y005 51 SET
LD T2 53 STL
SET S31 54 OUT
STL S22 55 OUT
35 SFC Program and Step Ladder
35.2 Step Ladder
S34
S32
S34
Sidewalk:
Y005
Red
C0
T6
K50
S23
S34
S0
RET
END
Y002 58 OUT T5 K5
T1 K100 61 LD C0
T1 62 AND T5
S23
63 SET S34
S31 65 LDI C0
Y006 66 AND T5
T3 K150
67 OUT S32
T3 69 STL S34
S32 70 OUT Y005
S23
71 RST C0
Y001 73 OUT T6 K50
T2 K50 76 STL S23
S32 77 STL S34
T4 K5 78 LD T6
T4 79 OUT S0
S33 81 RET
S33 82 END
Y006
C0 K5
849
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38
A
B