Circular Interpolation Control - Mitsubishi Electric QD77MS User Manual

(2) Circular interpolation control

There are two types of circular interpolation controls: circular interpolation with a
specified sub point and circular interpolation with the specified center point.
(a) Circular interpolation with a specified sub point
Circular interpolation is performed using the specified endpoint address and
sub point (passing point) address.
Two methods are available: absolute system and increment system.
Forward
direction
Reverse
direction
(b) Circular interpolation with the specified center point
Circular interpolation is performed using the specified endpoint address and
center point address.
Two methods are available: absolute system and increment system.
Also, the direction of movement can be selected from clockwise or
counterclockwise.
Forward
direction
Reverse
direction
REMARK
(Note-1): The interpolation speed during circular interpolation control may only be
set to "composite speed" for the interpolation speed designation method of
detailed parameter 1. (Refer to Section 5.2.3 information about setting
"[Pr.20] Interpolation speed designation method" of the detailed parameter
1.)
(Note-1)
Sub point
Start point
address
Reverse
direction
Stop position
Reverse
direction
1 - 11
Chapter 1 Product Outline
End point
Center point
(Calculated by the Simple Motion module)
Forward
direction
End point
Center point
Forward
direction