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Rockwell Automation GMLC Reference Manual User Manual

Page 140

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Publication GMLC-5.2 - November 1999

Tune Servo

103

3. In the Tuning Direction area, make entries in the following fields:

4. Make entries in the following fields:

5. Select Tune Gains. The proportional and velocity gains are entered in

the Gains dialog box.

Damping Factor

Type a value between 0.7 and 2.0 to compute
the loop gains.
Note:

We recommend a default value of 0.8
to provide good gain values for most
systems.

Position
Bandwidth

Type value in hertz that the position loop
bandwidth needs for your application.
Note:

The position loop responds more
rapidly as the bandwidth is increased.

Field

Description

Positive

Tune in a positive axial direction.

Negative

Tune in a negative axial direction

Field

Description

Position Error
Integrator

Calculates and enters a value for the Integral
Gain field
in the Gains dialog box.

Velocity
Feedforward

Calculates a value for the Feedforward gain
field in the Gains dialog box.

Field

Description