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Chapter 6 Sequence Program Used for Positioning Control
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 Simple Motion module when the power is
turned ON, etc.
Data requiring setting
Set the following data to use the OPR request flag OFF request.
Setting item
Setting
value
Setting details
Buffer memory address
LD77MS2
LD77MS4
LD77MS16
Cd.19
OPR request flag OFF
request
1
Set to "1: Turn OPR request flag OFF".
1521+100n 4321+100n
n: Axis No.-1
:
Refer to Section 5.7 "List of control data" for details on the setting details.
Time chart for OPR OFF request
OFF
ON
OFF
0
1
0
ON
OFF
PLC READY signal
[Y0]
READY signal
[X0]
OPR request OFF flag
( Md. 31 Status: b3)
Cd. 19 OPR request flag OFF request
Fig. 6.1 Time chart for OPR OFF request
[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 external command signal (DI) in "
Pr.95
External command signal selection
"
at LD77MS16 use.)
Set the following data to validate the "external command signal".
Setting item
Setting
value
Setting details
Buffer memory address
LD77MS2
LD77MS4
LD77MS16
Cd.8
External command valid
1
Set to "1: Validate external command".
1505+100n 4305+100n
n: Axis No.-1
:
Refer to Section 5.7 "List of control data" for details on the setting details.
Summary of Contents for MELSEC-L Series
Page 2: ......
Page 30: ...MEMO ...
Page 70: ...2 10 Chapter 2 System Configuration MEMO ...
Page 83: ...3 13 Chapter 3 Specifications and Functions MEMO ...
Page 103: ...3 33 Chapter 3 Specifications and Functions MEMO ...
Page 107: ...3 37 Chapter 3 Specifications and Functions MEMO ...
Page 111: ...3 41 Chapter 3 Specifications and Functions MEMO ...
Page 115: ...3 45 Chapter 3 Specifications and Functions MEMO ...
Page 140: ...4 22 Chapter 4 Installation Wiring and Maintenance of the Product MEMO ...
Page 253: ...5 113 Chapter 5 Data Used for Positioning Control MEMO ...
Page 342: ...5 202 Chapter 5 Data Used for Positioning Control MEMO ...
Page 438: ...7 20 Chapter 7 Memory Configuration and Data Process MEMO ...
Page 440: ...MEMO ...
Page 485: ...9 25 Chapter 9 Major Positioning Control MEMO ...
Page 594: ...9 134 Chapter 9 Major Positioning Control MEMO ...
Page 624: ...10 30 Chapter 10 High Level Positioning Control MEMO ...
Page 656: ...11 32 Chapter 11 Manual Control MEMO ...
Page 690: ...12 34 Chapter 12 Expansion Control MEMO ...
Page 798: ...13 108 Chapter 13 Control Sub Functions MEMO ...
Page 866: ...14 68 Chapter 14 Common Functions MEMO ...
Page 884: ...15 18 Chapter 15 Dedicated Instructions MEMO ...
Page 899: ...16 15 Chapter 16 Troubleshooting MEMO ...
Page 1036: ...Appendix 88 Appendices MEMO ...
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