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Elevator Core Reference Guide

Group 9.6 Comfort Optimisation - Position Lock to solve rollback during stopping

Parameter Number

Parameter Name

Units

Default

Available Settings

Access

Change During Run

Scaling

Size (Bytes)

CAN Register

CAN Sub Index

Modbus Register

P9-20

Rollback Control P-Gain at stop

%

0.0%

0.0 ... 400.0%

RW

Y

1 = 0.1%

2

2398h

0

920

P9-21

Rollback Control I-Gain at stop

ms

10ms

0 ... 1000ms

RW

Y

1 = 1 ms

2

2399h

0

921

P9-22

Zero Speed Holding Time on Disable

sec

0.2s

0.0 ... 100.0s

RW

Y

1 = 0.1 s

2

239Ah

0

922

Used to decrease rollback in Geared and Gearless closed loop applications.

Increase the value until the point where rollback has been eliminated, incorrect settings will identify as audible noise, vibration and end jerk.

Used to decrease rollback in Geared and Gearless closed loop applications.

Increase the value until the point where rollback has been eliminated, incorrect settings will identify as audible noise, vibration and end jerk.

Sets the zero speed holding time, between reaching the DC Injection speed at Stop P9-15 and the brake command being given to engage the brake.