Program Details; Initialization Program - Mitsubishi Electric MELSEC-L LD75P User Manual

Positioning module
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6.5

Program Details

6.5.1

Initialization program

(1) OPR request OFF program
This program forcibly turns OFF the "OPR request flag" ([Md.31] Status: b3) which is ON.
When using a system that does not require OPR, assemble the program to cancel the "OPR request" made by
the LD75 when the power is turned ON, etc.
(a) Data required to be set
Set the following data to use the OPR request flag OFF request.
Setting item
[Cd.19]
OPR request flag OFF request
Refer to  Page 211, Section 5.7 for the information on detail settings.
(b) Time chart for OPR request OFF
(2) External command function valid setting program
This program is used to validate the "external command signal" beforehand when using the external command
functions (external start, speed change, speed-position switching, position-speed switching, skip). (Set which
function to use beforehand in "[Pr.42] External command function selection".)
Set the following data to validate the "external command signal".
Setting item
[Cd.8]
External command valid
Refer to  Page 211, Section 5.7 for the information on detail settings.
286
Setting
value
1
Set to "1: Turn OPR request flag OFF".
PLC READY signal
[Y0]
LD75 READY signal
[X0]
OPR request flag
[
Status: b3
]
Md.31
OPR request flag OFF request
Cd.19
Setting
value
1
Set to "1: Validate external command".
Setting details
ON
OFF
ON
OFF
ON
OFF
0
1
Setting details
Buffer memory address
Axis 1
Axis 2
Axis 3
1521
1621
1721
0
Buffer memory address
Axis 1
Axis 2
Axis 3
1505
1605
1705
Axis 4
1821
Axis 4
1805

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