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Chapter 9 Major Positioning Control
Current feed value during 2-axis speed control
The following table shows the "
Md.20
Current feed value
" during 2-axis speed
control corresponding to the "
Pr.21
Current feed value during speed control
" settings.
(Note that the reference axis setting values are used for parameters.)
"
Pr.21
Current feed value during speed control
"
setting
Md.20
Current feed value
0: Do not update current feed value
The current feed value at speed control start
is maintained.
1: Update current feed value
The current feed value is updated.
2: Zero clear current feed value
The current feed value is fixed at 0.
V
t
In speed control
Current feed value during speed control start is maintained
(a) Current feed value not updated
t
Current feed value is updated
(b) Current feed value updated
(c) Current feed value zero cleared
t
0
In speed control
In speed control
V
V
Restrictions
(1) Set "Positioning complete" in "
Da.1
Operation pattern
". The error "Continuous
path control not possible" (error code: 516) will occur and the operation cannot
start if "continuous positioning control" or "continuous path control" is set.
("Continuous positioning control" and "continuous path control" cannot be set
in speed control.)
(2) Set the WITH mode in "
Pr.18
M code ON signal output timing
" when using an M
code. The M code will not be output, and the M code ON signal will not turn
ON if the AFTER mode is set.
(3) Set the "reference axis speed" in "
Pr.20
Interpolation speed designation method
".
The error "Interpolation mode error" (error code: 523) will occur and the
operation cannot start if a composite speed is set.
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 ...
Page 1039: ......