Program Details; Initialization Program - Mitsubishi Electric A1SD75P1-S3 User Manual

6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL

6.5 Program details

6.5.1 Initialization program

(1) Zero point return request OFF program
Setting item
Zero point return
Cd.24 request flag OFF
request
* Refer to section "5.7 List of control data" for details on the setting details.
Cd.24 Zero point return request flag OFF request 0
(2) External start function valid setting program
Setting item
Cd.25 External start valid
* Refer to section "5.7 List of control data" for details on the setting details.
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This program forcibly turns OFF the "zero point return request flag" ( Md.40
Status signal: b3) 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 AD75 when the
power is turned ON, etc.
Data requiring setting
Set the following data to use the zero point return flag OFF request.
Setting
value
Set to "1: Turn zero point return request flag
1
OFF".
Time chart for zero point return OFF request
PLC READY signal
AD75 READY signal
Zero point return request flag
[ Md.40 Status:b3]
Fig. 6.1 Time chart for zero point return OFF request
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".
Setting
value
1 Set to "1: Validate external start".
Setting details
OFF
[Y1D]
ON
[X0]
OFF
Setting details
6 - 21
MELSEC-A
Buffer memory address
Axis 1 Axis 2 Axis 3
1170 1220
ON
OFF
ON
1 0
Buffer memory address
Axis 1 Axis 2 Axis 3
1171 1221
1270
1271