User Manual

Function blocks

185

08/04 AWB2528-1423GB

In the parameter display of a PID controller you set the

operating mode, the setpoints and enable the parameter

display.

Operating modes of the PID controller

Inputs

The function block inputs

>I1, >I2, >KP, >TN, >TV, >TC

and

>MV can have the following operands:

•Constants

• Markers MD, MW, MB

• Analog inputs IA01 to IA04

– IA01: terminal I7

– IA02: terminal I8

– IA03: terminal I11

– IA04: terminal I12

• Analog output QA01

• Actual value

… QV> of another function block

Actual value

…QV>

The actual value

…QV> can be assigned the following

operands:

• Markers MD, MW, MB

• Analog output QA01

>TC Scan time

>MV Manual manipulated variable

QV> Manipulated variable

Parameter Manipulated variable is output as

UNP Unipolar 12-bit value 0 to +4095

BIP Bipolar 13-bit value (signed 12-bit value) –4096 to +4095