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Chapter 5 Data Used for Positioning Control
Storage item
Storage details
Md.27
Current speed
The "
Da.8
Command speed
" used by the positioning data currently being executed is
stored.
If "
Da.8
Command speed
" is set to "-1", this area stores the command speed set
by the positioning data used one step earlier.
If "
Da.8
Command speed
" is set to a value other than "-1", this area stores the
command speed set by the current positioning data.
When speed change function is executed, this area stores "
Cd.14
New speed
value
". (For details of change speed function, refer to Section 13.5.1.)
Refresh cycle: Immediate
Md.28
Axis feedrate
The speed which is actually output as a command at that time in each axis is
stored. (May be different from the actual motor speed)
"0" is stored when the axis is at a stop.
Refresh cycle: Operation cycle
POINT
Refer to "
Md.22
Feedrate
"
Md.29
Speed-position switching
control positioning
movement
amount
The movement amount for the position control to end after changing to position
control with the speed-position switching control is stored.
When the control method is "Reverse run: position/speed", the negative value is
stored.
Refresh cycle: Immediate
Содержание MELSEC-L Series
Страница 1: ...MELSEC L LD77MS Simple Motion Module User s Manual Positioning Control LD77MS2 LD77MS4 LD77MS16 ...
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Страница 83: ...3 13 Chapter 3 Specifications and Functions MEMO ...
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Страница 140: ...4 22 Chapter 4 Installation Wiring and Maintenance of the Product MEMO ...
Страница 253: ...5 113 Chapter 5 Data Used for Positioning Control MEMO ...
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Страница 438: ...7 20 Chapter 7 Memory Configuration and Data Process MEMO ...
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Страница 485: ...9 25 Chapter 9 Major Positioning Control MEMO ...
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Страница 624: ...10 30 Chapter 10 High Level Positioning Control MEMO ...
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Страница 690: ...12 34 Chapter 12 Expansion Control MEMO ...
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