Ppendix, Pid loop block diagram – Rockwell Automation SP120 ACDrive 115VAC, 1Ph, 230VAC, 1Ph/3Ph, 1/4-5.0HP User Manual

Page 69

Advertising
background image

PID Loop Block Diagram

B-1

English

A

PPENDIX

B

PID Loop Block Diagram

SP

[AT]

V/I input
select

PF01

Frequency

Command

Setting

Preset

Frequency

Settings

PA20 to PA35

Potentiometer

on keypad

[O]

L

OI

Voltage

A GND

Current

PA76

1/PA75

PV

Error

PA01

Setpoint

(Target)

Process Reference

Scale Factor

reciprocal

Analog
Feedback
select

Process Variable

(Feedback)

Analog input reference adjustment

PA75

PA12

PA11

PA15

PA13

PA14

PD04

Process Reference

Scale Factor

PA75

Process Reference

Scale Factor

PF01

Frequency

Command

PA72

PID

Proportional

Gain

PA73

PID

Integral

Gain

PA74

PID

Differential

Gain

PID

Process Display

Frequency

Command

Select

Ε

Ε

Frequency

Setting

F01

A20 to A35

1/A75

A76

A12

A11

A15

A13

A14

A75

d04

A74

A73

A72

F01

A01

A75

Advertising