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Yaskawa MP2000 Series: Built-in SVB or SVB-01 Motion Module User Manual

Page 300

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7.2 Motions After Switching Motion Commands

7.2.9 Switching from VELO

7-30

VELO

EX_POSING

VELO will immediately switch to EX_POSING, and the control mode will change from
speed control mode to position control mode. The moving amount stored in the accelera-
tion/deceleration filter will be reset to 0.

After VELO has switched to EX_POSING, the EX_POSING command will be
executed without the acceleration/deceleration filter. To enable the accelera-
tion/deceleration filter, hold the VELO operation by executing an NOP com-
mand or other commands. Then, when the Discharging Completed bit
(IW

0C, bit 0) turns ON, execute an EX_POSING command.

The value of the Position Reference Setting (OL

1C) when the motion command is

switched will be as follows.

09, bit 5 = 0)>

Incremental value = Target position

− IL

14 (DPOS)

OL

1C = OL

1C+ Incremental value

09, bit 5 = 1)>

OL

1C = Target position

ZRET

VELO will switch to ZRET when the axis stops after deceleration, and the control mode
will change from speed control mode to position control mode.

Switched From

Switched To

Operation

VELO

VELO

EX_POSING

VELO

EX_POSING

EX_POSING

The speed will smoothly change.

(The speed at the time the motion com-

mand is switched will increase/decrease

until it reaches the target speed of

EX_POSING.)

The acceleration/deceleration filter will

be cancelled.

Speed control mode Position control mode

Motion command
Motion command

response

VELO

VELO

ZRET

VELO

ZRET

Speed control mode

Position control mode

ZRET

Motion command

Motion command

response