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Adjusting Frequency References
This section explains methods of adjusting frequency references.
Adjusting Analog Frequency References
Gain and bias are among the parameters used to adjust analog inputs.
Related Parameters
Name
Param-
eter
Number
Display
Signal level
selection
(terminal
H3-01
A1)
Term A1
Lvl Sel
Gain (termi-
nal A1)
H3-02
Terminal
A1 Gain
Bias (termi-
nal A1)
H3-03
Terminal
A1 Bias
Signal level
selection
(terminal
H3-04
A3)
Term
A3 Signal
Multi-func-
tion analog
input (ter-
minal A3)
H3-05
function
selection
Terminal
A3 Sel
Gain (termi-
nal A3)
H3-06
Terminal
A3 Gain
Bias (termi-
nal A3)
H3-07
Terminal
A3 Bias
Description
0: 0 to 10 V
1: −10 to 10 V
Sets the frequency when 10
V is input, as a percentage of
the maximum output fre-
1000.0
quency.
Sets the frequency when 0 V
is input, as a percentage of
the maximum frequency.
+100.0
0: 0 to 10 V
1:−10 to 10 V
Select from the functions
listed in the following table.
0 to 1F
Refer to the next page.
Sets the input gain (level)
when 10V is input.
Set according to the 100%
1000.0
value selected from H3-05.
Sets the input gain (level)
when 0V is input.
Set according to the 100%
+100.0
value selected from H3-05.
Adjusting Frequency References
Control Methods
Change
Setting
Factory
during
Range
Setting
Opera-
V/f
tion
0 or 1
0
No
A
0.0 to
100.0%
Yes
A
-100.0
to
0.0%
Yes
A
0 or 1
0
No
A
1F
No
A
0.0 to
100.0%
Yes
A
-
100.0
0.0%
Yes
A
to
Regis-
V/f
Open
Flux
ter
with
Loop
Vec-
PG
Vector
tor
A
A
A
410H
A
A
A
411H
A
A
A
412H
A
A
A
413H
A
A
A
414H
A
A
A
415H
A
A
A
416H
33
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