Delta Electronics Programmable Logic Controller DVP-PLC - Manual (Page 182)

4 Step Ladder Instructions
DVP-PLC Application Manual 4-12
Ladder diagram:
X0
SET
SET S60
S60 S
SET S60
S30
X1
X2
S
S40
S
S50
SFC:
S30
S60
S40 S50
X0 X1 X2
Examples of alternative divergence & alternative convergence:
Ladder diagram:
M1002
ZRST S0 S127
SET S1
SET S20
Y0
SET S30
Y1
SET S40
Y2
END
X0 S1
S
S20
S
X1
S30
S
X2
S40
S
X3
SET S31
X4
SET S32
X7
SET S50
Y3
S31
S
X5
SET S41
Y4
S41
S
X6
SET S50
Y5
S32
S
X10
SET S42
Y6
S42
S
X11
SET S50
S50
S
T1
SET S60
TMR T1 K10
Y7
S60
S
X12
RET
S1
SFC:
S1
S20
S30
S40
S1
M1002
X0
X1
X2
X12
Y0
Y1
Y2
S50
X3
S60
T1
Y7
S31
S41
X4
X5
Y3
Y4
X6
TMR T1 K10
S32
S42
X7
X10
Y5
Y6
X11