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5 push & hold mode, Push & hold mode, P l c – IAI America RCP2-CF User Manual

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7.5

Push & Hold Mode

First, cause the position complete signal to turn ON by referring to 7.1, “How to Start.”
Example of use in operation)

The actuator is caused to move back and forth in the push & hold mode and
positioning mode. The position 280 mm from the home is set as position 1, and the
position 40 mm from the home is set as position 2.

Movement to position 1 is performed in the push & hold mode (the actuator is caused
to contact the load and push it in the counter-motor direction). The maximum push
amount at position 1 is set as 15 mm, and the current-limiting value during the push &
hold operation by the stepper motor is set as 50%. Movement to position 2 is
performed in the positioning mode. The travel speed to position 1 is set as 200
mm/sec, and that to position 2 is set as 100 mm/sec.

RCP2 controller










































P


L


C

PIO

Reference flow

[13] [10] [5] [2]

[1]

[9]











[7]

[15]




[14] [11] [6] [3]









[16] [12] [8] [4]

Signal name

Start

Command position 1

Command position 2

Command position 4

Command position 8

*Pause

Reset

Servo ON

Completed position 1

Completed position 2

Completed position 4

Completed position 8

Position complete

Home return completion

Zone

*Alarm

Ready

Moving

Category

Input
















Output


Select/enter command position 1.

[1]

[2]





[3]

[4]

[5]



[6]

[7]

[8]

[9]

[10]




[11]

[12]

[13]

[14]


[15]

[16]

Start input ON

Movement to position 1 starts.

Completed position OFF

Position

complete output OFF

Moving output ON

Start input OFF

Position complete output ON

Completed position 1 is output.

Moving output OFF

Select/enter command position 2.

Start input ON

Movement to position 2 starts.

Completed position OFF

Position complete output OFF

Moving output ON

Start input OFF

Completed position 2 is output.

Moving output OFF

Movement to position 2 completes.

Move at slow speed after passing position 1.

Load is pushed. Stepper motor current rises
to the current-limiting value.

Position complete output turns ON 0.1
mm before position 2.

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