Tuning – Rockwell Automation 1398-DDM-xxx ULTRA 100 Series Drives Installation Manual User Manual

Page 118

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Publication 1398-5.2 – PDF 1997

8-4

Application and Configuration Examples

Tuning

1. Choose the

Tuning

command icon from the Drive window. The

drive must be configured in Velocity mode for tuning to be effec-
tive.

2. Select

A

utoTune

from the Tuning mode group.

3. Select the appropriate values for the following Auto Tune com-

mands:

Distan

c

e

and

S

t

ep Current

.

4. Select the appropriate entry for the Motor Direction:

• B

iDirectional

,

For

w

ard Only

or

R

e

verse Only

.

5. Close the toggle switch between J1-26 and J1-20 to enable the

drive.

6. Choose S

tart

from the Tuning window. The drive powers the

motor shaft for a short period and then motion will cease. Then
ULTRA Master displays the calculated gains and disables the
drive.

7. Open the switch between J1-26 and J1-20 to disable the drive.

8. Choose N

ormal Drive Operation

from the Tuning window.

9. Choose

Close

to exit the Tuning windows.

10. Verify the Status indicator is green.

11. Close any open windows or dialogs.

Note: Do not attempt to Tune a drive with the Command mode set for

Analog Torque Input

. If the drive is set to torque mode, continue with

the Operation section below.

Do not attempt to Auto Tune systems that have gravitational effects.
The ULTRA 100 Series will not hold initial position.

!

Intro

ATTENTION: Rotating motor shafts can cause extensive
damage and injury. Motors must be properly guarded dur-
ing testing and installation.

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