9 MAJOR POSITIONING CONTROL

MELSEC-Q

Axis 1 Positioning data No. 1

Positioning data setting example

The following table shows setting examples when "1-axis fixed-feed control (fixed- feed 1)" is set in positioning data No. 1 of axis 1.

Setting item

Setting example

 

Setting details

 

Operation pattern

Positioning

Set "Positioning complete" assuming the next positioning data will not

 

complete

be executed.

 

 

 

 

 

 

 

 

 

 

Da.2

Control system

Fixed-feed 1

Set 1-axis fixed-feed control.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Da.3

Acceleration time

1

Designate the value set in "

Pr.25

Acceleration time 1" as the

No.

acceleration time at start.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Da.4

Deceleration time

0

Designate the value set in "

Pr.10

Deceleration time 0" as the

No.

deceleration time at deceleration.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Da.5

Axis to be

Setting not required (setting value will be ignored).

 

interpolated

 

 

 

 

 

 

 

 

 

Set the positioning address. (Assuming "mm" is set in "

 

Unit

 

Positioning address/

8000.0m

Pr.1

 

movement amount

setting".)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Da.7

Arc address

Setting not required (setting value will be ignored).

Da.8

Command speed

6000.00mm/min

Set the speed during movement to the positioning address.

 

 

 

 

Da.9

Dwell time

500ms

Set the time the machine dwells after the positioning stop (pulse output

stop) to the output of the positioning complete signal.

 

 

 

 

M code

10

Set this when other sub operation commands are issued in

 

combination with the No. 1 positioning data.

 

 

 

 

 

 

 

 

 

 

 

* Refer to Section 5.3 "List of positioning data" for information on the setting details.

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Mitsubishi Electronics QD75P, QD75D Axis 1 Positioning data No, Set 1-axis fixed-feed control Da.3 Acceleration time