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IAI America XSEL-KX User Manual

Page 187

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171

Part 4 Commands


 CIR2 (Move along circle 2 (CP operation))

Extension condition

(LD, A, O, AB, OB)

Input condition

(I/O, flag)

Command, declaration

Output

(Output, flag)

Command,
declaration

Operand 1

Operand 2

Optional

Optional

CIR2

Passing

position 1

number

Passing

position 2

number

PE

[Function] Move along a circle originating from the current position and passing positions 1 and 2, via

arc interpolation.
The rotating direction of the circle is determined by the given position data.
The diagram below describes a CW (clockwise) movement. Reversing passing positions 1
and 2 will change the direction of movement to CCW (counterclockwise).


The speed and acceleration will take valid values based on the following priorities:

Priority

Speed

Acceleration (deceleration)

1

Setting in the position data
specified in operand 1

Setting in the position data specified in operand 1

2

Setting by VEL command

Setting by ACC (DCL) command

3

Default CP acceleration in all-axis parameter No. 11
(Default CP deceleration in all-axis parameter No. 12)

If neither speed is set, a “C88 speed specification error” will generate.
If neither acceleration/deceleration is valid, a “C89 acceleration/deceleration specification
error” will generate.














(Note)

This command is valid only on the XY plane.


[Example]

CIR2

100

101

Move along a circle (circular interpolation) passing position
Nos. 100 and 101.










Passing position 1

Position origin

X-axis

Y-axis

Passing position 2

Position No. 100

Position origin

X-axis

Y-axis

Position No. 101

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