Mitsubishi MELSEC-Q QD77MS, User Manual

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Chapter 5 Data Used for Positioning Control
(2) Incremental (INC) system, fixed-feed 1, fixed-feed 2, fixed-feed 3,
fixed-feed 4
• The setting value (movement amount) for the INC system is set as a
movement amount with sign.
When movement amount is positive: Moves in the positive direction (address
increment direction)
When movement amount is negative: Moves in the negative direction (address
decrement direction)
Stop position
(positioning start position)
(Movement amount)
-30000
(Movement amount)
30000
Moves in
negative direction Moves in
positive direction
(3) Speed-position switching control
• INC mode:
Set the amount of movement after the switching from speed control to position
control.
• ABS mode:
Set the absolute address which will be the target value after speed control is
switched to position control. (The unit is "degree" only)
Speed
Position
control
Movement amount setting (INC mode)
Time
Speed-position switching
Speed
control
Target address setting (ABS mode)
(4) Position-speed switching control
•
Set the amount of movement before the switching from position control to
speed control.