Mitsubishi Electronics AJ65BT-D75P2-S3 ユーザーズマニュアル

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MELSEC-A

6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL

6.6 Program details

6.6.1 Initialization program

(1) Zero point return request OFF program

This program forcibly turns OFF the "zero point return request flag" (RX(n+1)F,
RX(n+4)F) which is ON.
When using a system that does not require zero point return, assemble the
program to cancel the "zero point return request" made by the D75P2 when the
power is turned ON, etc.

Data requiring setting

Set the following data to use the zero point return flag OFF request.

Setting item

Setting

value

Setting details

Remote input/output

Axis 1

Axis 2

Zero point return request
flag OFF request

Set to "ON: Turn zero point return request flag
OFF".

RY(n+2)A RY(n+4)A

* Refer to section "3.4 Specifications of input/output signals for master module" for details on the setting details.

Time chart for zero point return OFF request

Remote station READY signal

D75P2 READY signal

OFF

Zero point return request flag

Zero point return request flag OFF request

OFF

[RX(n+7)B]

[RXn0]

OFF

[RX(n+1)F, RX(n+4)F]

[RY(n+2)A, RY(n+4)A]

Fig. 6.1 Time chart for zero point return OFF request

(2) External start function valid setting program

This program is used to validate the "external signal" beforehand when using the
external start function (external start, speed change, skip). (Set which function to
use beforehand in " Pr.43

External start function selection".)

Set the following data to validate the "external signal".