IAI America SCON-CA User Manual

Page 154

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Chapter 3 Operation

144

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 Output

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 position

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

position No.0

ST0 signal input

becomes effective

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