IAI America XSEL-KET User Manual

Page 189

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170

Part 4 Commands

INTELLIGENT ACTUATOR



MVPI (Move via incremental PTP)

Command, declaration

Extension condition

(LD, A, O, AB, OB)

Input condition

(I/O, flag)

Command,
declaration

Operand 1

Operand 2

Output

(Output, flag)

Optional Optional MVPI

Position

number

Prohibited PE

[Function] Move the actuator, without interpolation, from the current position by the travel distance

corresponding to the position number specified in operand 1.
The output will turn OFF at the start of axis movement, and turn ON when the movement is
complete.
Movement may not occur if the specified travel distance is below the resolution (1 pulse):
1 pulse: Lead [mm] / 16384 --- Standard product with a gear ratio of 1:1


[Example 1]

VEL

100

Set the speed to 100 mm/sec.

MVPI

1

If the current position is (50, 50) and position No. 1 is set to
(150, 100), the axes will move 150 in the X direction and 100
in the Y direction (200, 150) from the current position.

[Example 2]

VEL

100

Set the speed to 100 mm/sec.

LET

1

2

Assign 2 to variable 1.

MVPI

*1

Move from the current position by the travel distance
corresponding to the content of variable 1 (position No. 2, or
(100, 100)).


No. X-axis Y-axis Speed

Acceleration

Deceleration

1 150.000 100.000 XXX XXXX

XXXX

2 100.000 100.000 XXX XXXX

XXXX



Travel path from (50, 50) by the travel distance corresponding to position No. 1 (150, 100)

















X-axis

Y-axis

Origin 0

150 mm

50 mm

200 mm

50 mm

Only the Y-axis completes
movement.

Each axis moves at
the specified speed.

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