4 infinite length positioning – Yaskawa MP930 User Manual

Page 228

Advertising
background image

Controlled Axis Support Functions

6.1.4 Infinite Length Positioning

6 -6

D

There are three override setting methods: Motion program, ladder logic program, or the
Parameter Setting Screen.

Rapid traverse speed output

Command speed

¢

override = output speed

Override function

selection

Fixed parameter bit 9

Enabled

Override

(OWxx2C)

Output speed

(OLxx22)

Command

speed

(OLxx22)

100%

(OWxx2C)

Disabled

D

Override is always enabled during operation, but this can be changed from a ladder pro-
gram, motion program or parameter settings while an axis is moving.

D

A parameter setting error will be generated if the override data setting causes the output
speed to fall outside the acceptable range.

D

The following illustration shows speed change timing for changes to the override.

Reference speed

70% of reference speed

50% of reference speed

Override setting

parameter/register

V

t

100

70

50

100

6.1.4 Infinite Length Positioning

Infinite Length Positioning is a function that automatically updates machine position, program
position and current values at regular intervals according to fixed parameter settings. The func-
tion can be used for repeated positioning in one direction.

POSMAX

0

6

Advertising