Mitsubishi Electric QD77MS User Manual page 513

Operation chart
In incremental system 3-axis fixed-feed control, the addresses ([Md.20] Current
feed value) of the current stop position (start addresses) of every axes are set to
"0". Linear interpolation positioning is then carried out from that position to a
position at the end of the movement amount set in "[Da.6] Positioning
address/movement amount". The movement direction is determined by the sign of
the movement amount.
• Positive movement amount .............. Positioning control to forward direction
• Negative movement amount ............. Positioning control to reverse direction
Z axis
Designated movement
amount
Y axis
(0,0,0)
(0,0,0)
"
Md.20
Designated movement
amount
9 - 55
Chapter 9 Major Positioning Control
(Address increase direction)
(Address decrease direction)
(0,0,0)
Designated movement amount
Current feed value" of each axis
is set to "0" at the positioning start.
X axis