Mitsubishi MOTION CONTROLLERS Q172DCPU Manual de instrucciones descargar pdf (Pagina 364)

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6 POSITIONING CONTROL

(3) Dwell time setting at the home position return retry

Reverse operation by detection of the external upper/lower limit switch and dwell

time function at the home position return start after stop by proximity dog OFF

are possible with the dwell time at the home position return retry in the home

position return retry function.

Dwell time at the home position return retry becomes valid at the time of

deceleration stop of the following 2) and 4). (Dwell time operates with the same

value.)

The temporary stop is made during time

set in the "dwell time at the home

position return retry".

The temporary stop is made during time

set in the "dwell time at the home

position return retry".

Home position

return direction

Proximity

dog

Zero

point

External limit switch

Home position

return start

1) It travels to preset direction of home position return.

2) If the external upper/lower limit switch turns OFF

before the detection of proximity dog, a deceleration

is made and the temporary stop is made during time

set in the "dwell time at the home position return

retry".

3) After a stop, it travels to reverse direction of home

position return with the home position return speed.

4) A deceleration is made by the proximity dog OFF

and the temporary stop is made during time set in

the "dwell time at the home position return retry".

5) After a stop, it travels to direction of home position

return.

6) Home position return ends. At this time, the "dwell

time at the home position return retry" is invalid.

Home

position

Fig. 6.45 Dwell time setting at the home position return retry

[Cautions]

(1) Possible/not possible of home position return retry function by the home position

return method is shown below.

Home position return

methods

Possible/not possible of home position

return retry function

Proximity dog type

Count type

Data set type

Dog cradle type

Stopper type

Limit switch combined type

: Possible, : Not possible

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Mitsubishi MOTION CONTROLLERS Q172DCPU Manual de instrucciones Pagina 364

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