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5. Parameter Description
Eaton Electric General Inverters DF1 Series
UMXXXXXXXXE February 2020 www.eaton.com
5.9.1 PID function selection
•
Process control such as flow rate, air volume or pressure are possible on the inverter.A feedback system can be con-
figured and PID control can be performed using the digital input signal or parametersetting value as the set point, and
the digital input signal as the feedback value.
Parameter
Name
Factory
Value
Setting Range
Content
08-00
P.170
PID function selection
0
0
PID function non-selected
0x
Parameter 08-03(P.225) sets target value.
1x
Take the input of terminal AI1 as target source
2x
Take the input of terminal AI3 as target source
3x
Take the input of terminal AI2 as target source
4x
Take the input of terminal DIH as target source
x1
Take the input of terminal AI1 as feedback source
x2
Take the input of terminal AI3 as feedback source
x3
Take the input of terminal AI2 as feedback source
08-01
P.171
PID feedback control method
0
0
Negative feedback control.
1
Positive feedback control.
PID function selection
•
During the operation of PID control, the frequency displayed on the screen is the output frequency of the inverter.
•
For input signal filtering of terminal AI1, terminal AI2 and terminal AI3, please refer to the instructions for 02-10.
ote:
N
When selecting the target source and feedback source, please pay attention to the setting of 08-00 and 02-00~02-02, the termi-
nals’ priority are AI1 > AI3 >AI2
