119 trim hi, 120 trim lo, 121 slip rpm @ fla – Rockwell Automation Liqui-Flo DBT Reach Drive User Manual

Page 54

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3-28

DBT Reach Drive User Manual

Scales the upper value of the Trim In Select (117) selection when the source is an
analog input.

Scales the lower value of the Trim In Select (117) selection when the source is an
analog input.

Important: Parameters 121, 122, and 123 are used to enable and tune the Slip

Compensation Regulator. In order to allow the regulator to control drive
operation, Feedback Select (80) must be set to 1 = Slip Comp.

Sets the amount of compensation to drive output at motor FLA. If Autotune (61) is set
to 3 = Calculate, changes made to this parameter will not be accepted.

Value may be changed by Autotune (61) when “Encoder” is selected in Feedback
Select (80).

Figure 3.4 – Trim Out Select (118)

0

0

0

0

0

0

0

0

0

0

0

0

0

0

x

0

10

0

1

2

3

4

5

6

7

8

9

11

12

13

14

15

1 =Condition True
0 =Condition False
x =Reserved

Bit #

Read

y

Active

Running

Jog

ging

Stopping

DC Braking

A

utoT

uning

DB Active

A

utoRst Ctdn

A

utoRst Act

Curr Limit

Bus Freq Reg

Motor Overld

DPI at 500 k

Reser

ved

PTC HW

119

Trim Hi

Range:

-/+Maximum Speed [0.1 Hz or 1 RPM/%]

Default:

60.0 Hz

Access:

2

Path: Speed Command>Speed Trim

See also:

79, 82, 117

120

Trim Lo

Range:

-/+Maximum Speed [0.1 Hz] or 1 RPM/%]

Default:

0.0 Hz

Access:

2

Path: Speed Command>Speed Trim

See also: 79, 117

121

Slip RPM @ FLA

Range:

0.0 to 1200.0 RPM [0.1 RPM]

Default:

Based on Motor NP RPM

Access:

2

Path: Speed Command>Slip Comp

See also:

61, 80, 122, 123

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