7 gear – Yaskawa MotionWorks+ Windows Software User Manual

Page 146

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Block Reference

MotionWorks+™

140

3.2.7

GEAR

Definition

This block enables or disables the gearing function, based on the property settings.
When the gearing function is disabled, the slave continues to run at the speed at which it
was running before disengagement. Use the STOP block to stop the slave after disen-
gagement. This guarantees that the slave is stopped.

Properties

Enabled:

The gearing function is enabled or disabled depending on this
setting.

Required Conditions

The servo must have been previously enabled using the SERVO block.

Additional Information

When gearing is enabled, the accel and decel values are set to infinite, and the speed
value is set to maximum speed. This allows the position of the servo to track the
external encoder exactly. If the external encoder is already moving when gearing is
engaged, the CHANGE DYNAMICS block can be implemented immediately after
enabling the gearing function to set accel and decel properties to minimize the shock on
the slave. Note, however, this reduces the following response; the accel and decel must
be again set to infinite when the slave has reached the desired speed.

Property

Default

Minimum

Value

Maximum

Value

Base Units

Run

Time

Enabled

True

True

False

Configuration

No

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