Parameter 7-42 Process PID Output Pos. Clamp
Table 396: Parameter 7-42 Process PID Output Pos. Clamp
7-42 Process PID Output Pos. Clamp
Default value: 100%
Parameter type: Range, par. 7-41 % - 100%
Setup: All setups
Conversion index: 0
Data type: Int16
Change during operation: True
Enter a positive limit for the process PID controller output.
Parameter 7-43 Process PID Gain Scale at Min. Ref.
Table 397: Parameter 7-43 Process PID Gain Scale at Min. Ref.
7-43 Process PID Gain Scale at Min. Ref.
Default value: -100%
Parameter type: Range, 0 - 100%
Setup: All setups
Conversion index: 0
Data type: Int16
Change during operation: True
Enter a scaling percentage to apply to the process PID output when operating at the minimum reference. The scaling percentage is
adjusted linearly between the scale at minimum reference (
parameter 7-43 Process PID Gain Scale at Min. Ref.
) and the scale at maxi-
mum reference (
parameter 7-44 Process PID Gain Scale at Max. Ref.
).
Parameter 7-44 Process PID Gain Scale at Max. Ref.
Table 398: Parameter 7-44 Process PID Gain Scale at Max. Ref.
7-44 Process PID Gain Scale at Max. Ref.
Default value: -100%
Parameter type: Range, 0 - 100%
Setup: All setups
Conversion index: 0
Data type: Int16
Change during operation: True
Enter a scaling percentage to apply to the process PID output when operating at the maximum reference. The scaling percentage is
adjusted linearly between the scale at minimum reference (
parameter 7-43 Process PID Gain Scale at Min. Ref.
) and the scale at maxi-
mum reference (
parameter 7-44 Process PID Gain Scale at Max. Ref.
).
Parameter 7-45 Process PID Feed Fwd Resource
Table 399: Parameter 7-45 Process PID Feed Fwd Resource
7-45 Process PID Feed Fwd Resource
Default value: [0] No function
Parameter type: Option
Setup: All setups
Conversion index: –
Data type: Uint8
Change during operation: True
Option Name
Description
[0]*
No function
Select which drive input should be used as the feed-forward factor. The factor is added to the
output of the PID controller. This increases dynamic performance.
[1]
Analog input 53
[2]
Analog input 54
[7]
Frerquency input 29
[8]
Frequency input 33
[11]
Local bus reference
[20]
Digital pot.meter
[21]
Analog input X30/11
AU373327181955en-000101 / 130R1208
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Parameter Descriptions
VLT® AutomationDrive EZ FC 321
Programming Guide