Yaskawa JAPMC-MC2300 User Manual

Page 259

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8.1 Switchable Motion Commands

8.1.11 Switching from TRQ

8-32

TRQ

INTERPOLATE

The axis will decelerate to a stop in speed control mode, and the control mode will be
changed from speed control mode to position control mode when the axis stops.
TRQ will switch to INTERPOLATE when the axis stops after deceleration.

<Change in Position Reference Setting (OL

1C) during Deceleration>

• In Incremental Addition Mode (OW

09, bit 5 = 0)

Any change in the Position Reference Setting (OL

1C) will be ignored.

• In Absolute Mode (OW

09, bit 5 = 1)

The change in the Position Reference Setting (OL

1C) will be output as soon as the

first high-speed scan after INTERPOLATE execution starts.

Do not change the Position Reference Setting during deceleration unless it is
absolutely necessary.

ENDOF_INTER

POLATE

Same as INTERPOLATE

LATCH

Same as INTERPOLATE

FEED

TRQ will immediately switch to FEED, and the control mode will be changed from
torque/thrust control mode to position control mode.

FEED switched from TRQ starts its operation with the empty accel/decel filter.
Therefore, when the accel/decel filter is set for FEED command, the speed
will not smoothly change, and the distribution will be started from the state
Speed = 0 (see (1).) To change the speed smoothly, do not set the filter for
FEED command (see (2).)

(1) When Using the Accel/Decel Filter for FEED Command

Switched From

Switched To

Operation

TRQ

TRQ

Motion command

Motion command
response

INTERPOLATE

TRQ

INTERPOLATE

Torque
control mode

Position control mode

In speed control mode, the axis will
decelerate to a stop from the
speed when the motion command is
switched.

INTERPOLATE

Speed control mode

Distribution will start from the state Speed = 0
since the accel/decel filter is empty.

TRQ

Motion command

Motion command
response

FEED

TRQ

FEED

Torque
control mode

Position control mode

TRQ

FEED

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