Allen-Bradley PowerFlex 70 User Manual page 51

Adjustable frequency
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No. Parameter Name and Description
119 [Trim Hi]
Scales the upper value of the [Trim In
Select] selection when the source is an
analog input.
120 [Trim Lo]
Scales the lower value of the [Trim In
Select] selection when the source is an
analog input.
Important: Parameters in the Slip Comp Group are used to enable and tune the
Slip Compensation Regulator. In order to allow the Slip Compensation Regulator
to control drive operation, parameter 080 [Speed Mode] must be set to 1 "Slip
Comp".
121 [Slip RPM @ FLA]
Sets the amount of compensation to drive
output at motor FLA.
If the value of parameter 061 [Autotune] =
3 "Calculate" changes made to this
parameter will not be accepted.
122 [Slip Comp Gain]
Sets the response time of slip
compensation.
123 [Slip RPM Meter]
Displays the present amount of
adjustment being applied as slip
compensation.
Important: Parameters in the Process PI Group are used to enable and tune the
PI Loop. In order to allow the PI Loop to control drive operation, parameter 080
[Speed Mode] must be set to 2 "Process PI".
124 [PI Configuration]
Sets configuration of the PI regulator.
x
x
x
15
14
13
Nibble 4
Bit #
Factory Default Bit Values
125 [PI Control]
Controls the PI regulator.
x
x
x
15
14
13
Nibble 4
Bit #
Factory Default Bit Values
Programming and Parameters
Values
Default:
Min/Max:
Display:
Default:
Min/Max:
Display:
Default:
Min/Max:
Display:
Default:
Min/Max:
Display:
Default:
Min/Max:
Display:
x
x
x
x
x
x
x
0
12
11
10
9
8
7
6
5
Nibble 3
Nibble 2
x
x
x
x
x
x
x
x
12
11
10
9
8
7
6
5
Nibble 3
Nibble 2
60.0 Hz
–/+[Maximum Speed]
0.1 Hz
0.0 Hz
–/+[Maximum Speed]
0.1 Hz
Based on [Motor NP RPM]
0.0/1200.0 RPM
0.1 RPM
40.0
1.0/100.0
0.1
Read Only
0.0/300.0 RPM
0.1 RPM
0
0
0
0
0
1 =Enabled
0 =Disabled
4
3
2
1
0
x =Reserved
Nibble 1
x
x
0
0
0
1 =Enabled
0 =Disabled
4
3
2
1
0
x =Reserved
Nibble 1
3-15
082
117
117
061
080
122
123
080
121
122
080
121
122
124
thru
138
080

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