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Chapter 11 Manual Control
Operations when stroke limit error occurs
When the hardware stroke limit error or the software stroke limit error is detected
(Note-1)
during operation, the operation will decelerate to a stop. However, in case
of "
Md.26
Axis operation status
", "Manual pulse generator operation" will continue
(Note-1)
. After stopping, input pulses from a manual pulse generator to the outside
direction of the limit range are not accepted, but operation can be executed within
the range.
(Note-1): Only when the current feed value or the machine feed value overflows or
underflows during deceleration, the manual pulse generator operation will
terminate as "error occurring". To carry out manual pulse generator operation
again, "
Cd.21
Manual pulse generator enable flag
" must be turned OFF once and
turn ON.
Upper/lower
limit signal
Manual pulse generator
operation possible
Manual pulse generator
operation not possible
V
Manual pulse
generator operation
ON
OFF
Manual pulse generator operation timing and processing time
The following drawing shows details of the manual pulse generator operation
timing and processing time.
[LD77MS4 operation example]
Input pulses from
manual pulse generator
t1
t3
t4
BUSY signal [XC, XD, XE, XF]
Standby (0)
Start complete signal
[X10, X11, X12, X13]
Positioning operation
The start complete signal does not turn ON in manual pulse generator operation.
0
0
1
Cd. 21 Manual pulse generator
enable flag
Md. 26 Axis operation status
Standby
(0)
Manual pulse generator operation
(4)
t2
(Note): Refer to Section 3.3 for input/output signal of LD77MS16.
Fig. 11.17 Manual pulse generator operation timing and processing times
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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