Rockwell Automation 161 SERIES B FRN 2.001 User Manual

Page 32

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Parameters & Programming

28

Figure 3.4 PID Loop Block Diagram

Parameter
Number

Parameter Name / Description

Min./Max
Range

Units

Factory

Defaults

Operating Frequency Range cont.

U

1

K

1

A94

[Accel / Decel 2 Select]
Used to determine when the PA92 – [Accel
Time 2] and PA93 - [Decel Time 2] are used.
Settings:

00=Digital inputs (C01-C05) set to 09{2CH}
01=Automatic if frequency

programmed in PA95 - [Accel 2
Start Frequency]/ PA96 - [Decel 2
Start Frequency] is reached.

00/01

Numeric

Value

00

00

A95

[Accel 2 Start Frequency]
Sets the frequency at which PA92 - [Accel Time
2] will take effect if PA94 - [Accel/Decel 2
Select] is set to 01.

0.0/360.0

0.1 Hz

30.0

0.0

A96

[Decel 2 Start Frequency]
Sets the frequency at which PA93 - [Decel Time
2] will take effect if PA94 - [Accel/Decel 2
Select] is set to 01.

0.0/360.0

0.1 Hz

30.0

0.0

A97

[Accel Curve]
Selects the type of acceleration curve.
Settings:

00=Linear
01=S-curve

00/01

Numeric

Value

00

00

A98

[Decel Curve]
Selects the type of deceleration curve.
Settings:

00=Linear
01=S-curve

00/01

Numeric

Value

00

00

Frequency

Set point

reciprocal

Scale Factor

Process Reference

(Target)

Frequency

Frequency

Process Reference

Scale Factor

Process Reference

Process Display

PID

Scale Factor

Select

PA01

1/PA75

Command

Frequency

Command

Frequency

Setting

Potentiometer

on keypad

V/I input

select

[AT]

[O]

A GND

L

OI

Current

PA76

Process Variable

(Feedback)

Analog input reference adjustment

PA12

SP

PV

Error

E

E

PA11

PA15

PA13 PA14

PA75

PA75

PA74

PA73

PA72

PID

PID

PID

Gain

Gain

Gain

Proportional

Integral

Differential

Pd04

PF01

Feedback

select

Analog

Voltage

Command

Setting

Setting

PF01

PA20 to PA35

Preset

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