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MELSEC-Q
9 MAJOR POSITIONING CONTROL
Current feed value during position-speed switching control
The following table shows the "
Md.20
Current feed value" during position-speed
switching control corresponding to the "
Pr.21
Current feed value during speed
control" settings.
" 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 is updated during position control,
and the current feed value at the time of switching is
maintained as soon as position control is switched to
speed control.
1: Update current feed value
The current feed value is updated during position control
and speed control.
2: Zero clear current feed value
The current feed value is updated during positioning
control, and the current feed value is cleared (to "0") as
soon as position control is switched to speed control.
(b) Current feed value updated
Speed
t
(c) Current feed value zero cleared
0
Speed
t
Speed
t
Position control
Speed control
Updated
Maintained
(a) Current feed value not updated
Updated
Position control
Speed control
Position control
Speed control
Updated
Switching time from position control to speed control
There is 1ms from the time the position-speed switching signal is turned ON to the
time the position-speed switching latch flag (
Md.31
Status: b5) turns ON.
Position-speed switching signal
Position-speed switching latch flag
OFF
ON
OFF
ON
1ms
Summary of Contents for Melsec-Q QD75D1
Page 1: ......
Page 2: ......
Page 22: ...A 20 MEMO ...
Page 24: ...MEMO ...
Page 41: ...1 17 MELSEC Q 1 PRODUCT OUTLINE MEMO ...
Page 48: ...1 24 MELSEC Q 1 PRODUCT OUTLINE MEMO ...
Page 60: ...2 12 MELSEC Q 2 SYSTEM CONFIGURATION MEMO ...
Page 137: ...5 33 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 232: ...5 128 MELSEC Q 5 DATA USED FOR POSITIONING CONTROL MEMO ...
Page 252: ...6 20 MELSEC Q 6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL ...
Page 253: ...6 21 MELSEC Q 6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL ...
Page 278: ...6 46 MELSEC Q 6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL MEMO ...
Page 292: ...MEMO ...
Page 436: ...9 120 MELSEC Q 9 MAJOR POSITIONING CONTROL MEMO ...
Page 464: ...10 28 MELSEC Q 10 HIGH LEVEL POSITIONING CONTROL MEMO ...
Page 638: ...14 24 MELSEC Q 14 DEDICATED INSTRUCTIONS MEMO ...
Page 647: ...15 9 MELSEC Q 15 TROUBLESHOOTING MEMO ...
Page 686: ...15 48 MELSEC Q 15 TROUBLESHOOTING MEMO ...
Page 839: ...Appendix 153 MELSEC Q APPENDICES 6 QD75D4N 90 23 27 4 12 98 4 46 Unit mm ...
Page 840: ...Appendix 154 MELSEC Q APPENDICES 7 QD75P1 QD75P2 QD75P4 27 4 23 98 90 4 46 unit mm ...
Page 841: ...Appendix 155 MELSEC Q APPENDICES 8 QD75D1 QD75D2 QD75D4 27 4 23 90 12 98 4 46 unit mm ...
Page 842: ...Appendix 156 MELSEC Q APPENDICES MEMO ...
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