IAI SCON-CA - Compulsory Stop (CSTP); Servo ON (SON, SV)

Chapter 3 Operation
154
The timing chart shown below indicates that the actuator changes its speed while it moves to
position No.1 after the completion of positioning at position No.2 and moves to position No.0.
Start signal
ST0
(PLC→Controller)
Position sensing Output
LS0
(Controller→PLC)
Start signal
ST1
(PLC→Controller)
Position sensing Output
LS1
(Controller→PLC)
Position sensing Outpu
t
LS2
(Controller→PLC)
Target position of
position No.0 and
No.1
Start signal
ST2
(PLC→Controller)
Set of positioning
width of position
No.1 to shift change
start
p
osition
Operation of actuator
Stop at position
No.2
Moving at speed of
Position No.1
Moving at speed of
position No.0
Completion of
positioning at
p
osition No.0
ST0 signal input
becomes effective