Function blocks
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MN05013005E
215
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
Z
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