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Configure the tension set point signal in the, Follower drive(s) – Rockwell Automation 20P PowerFlex Digital DC Drive User Manual

Page 279

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Rockwell Automation Publication 20P-UM001I-EN-P - February 2013

279

Application Notes

Appendix C

Configure the Tension Set Point Signal in the Follower Drive(s)

Configure the initial tension for the application in the Follower drive(s):

Set Par 75 [Anlg In2 Sel] to 17 “PID Setpt 0”

In addition, configure the following in the Follower drive(s):

Verify that Par 762 [PID Setpoint Sel] is set to 0 “Setpoint 0”

Line Speed

Master

NIP-Roll

Reverse

Forward

Load Cell

0 - +10V

Tension Set

-10V

Set

Feedback

Line Speed Signal

Master

Drive

Slave
Drive

(Internal Ramp)

Line Speed Reference

+10V Forward

-10V Reverse

M

E

M

E

Σ

+

+

P763
PID Feedback

P757
PID Clamp

P759
PID Error

P763
PID Feedback

P1254
PID Error Gain

P1194
Act Ten Ref Pct

+

+

+

Σ

P760
PID Setpoint 0

P761
PID Setpoint 1

P762
PID Setpoint Sel