Rockwell Automation 9329 Drive Application Software Tension Control Gen. Units User Manual

Page 17

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FM – Tension Control

Drive Application Software – page 17 of 52

19 MtrTrqRated_EU

REAL

NA

Motor Rated Torque [Engineering Units]

20 LineSpdMax_EU

REAL

NA

Max Line Speed [Engineering Units

21 J_sec

REAL

0 to 500

Total Reflected Inertia [Sec]

Return Parameters

Name

Type

Range

Description

1 LogicStat

DINT

NA

Logic Status

2 TrqPerTen

REAL

NA

Torque Per Tension Conversion

3 TrqPerLineSpd_sec

REAL

NA

Torque [% of Motor Rated] Per Speed
[% of Maximum Line Speed]

4.4.1 CtrlEnbl

The CtrlEnbl input enables the regulator. When false the regulator output will ramp to
zero. This input must be high to activate the selected mode of tension regulation.
Usage – Use this input to activate the regulator.

4.4.2 Running

This input indicates that the drive is running. It is used to release the tension
regulator when running and to disable the tension regulator when the section is
commanded to stop.
Usage – Connect this input to the drive running bit in the Process line status word.

4.4.3 TenCtrl

This input configures the controller to regulate tension. Tension set point and tension
feedback signals are for the regulation in this mode.
Usage – Use this input to configure the controller to regulate tension.

4.4.4 TrqCtrl

This input configures the controller to regulate torque. The torque reference is
calculated based on the desired tension.
Usage – Use this input to configure the controller to regulate torque.

4.4.5 DanCtrl

This input configures the controller to regulate dancer position. The dancer’s position
reference is set with DanStpt_Pct (typically 50%). The feedback for the regulator is
the actual dancer position.
Usage – Use this input to configure the controller to regulate dancer position...

4.4.6 TrqTrim

This input configures the regulator’s output to adjust (trim) the torque signal to the
drive.
Usage – Use this input to have the controller adjust the torque signal to the drive.

4.4.7 SpdTrim

This input configures the regulator’s output to adjust (trim) the speed signal to the
drive.
Usage – Use this input to have the controller adjust the speed signal to the drive.

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