Mitsubishi Electric FR-PU07 Instruction Manual page 46

FUNCTIONS
Adjust any point by application of voltage to across
terminals 2-5a
Setting of the frequency setting voltage bias
Description
Press the PU-key.
The frequency setting screen appears
to switch to PU operation mode.
Press the PrSET-key.
The parameter unit is put in the param-
eter setting mode.
Enter "902".
Press the READ-key twice.
The current Pr. 902 setting appears.
When the set voltage is changed, the %
value also changes.This example as-
sumes that a 1 V voltage is applied.The
value selected in Pr. 73 (5 V in this ex-
ample) is 100 %.
36
Display
Freq Set
SET 0.00Hz
‘
0~400Hz
SETTING MODE
0~9:Ser Pr.NO.
Select Oper
SETTING MODE
Pr.No.
902
<READ>
902 Ext2bias
‘
5.00Hz
0.5%
Ext -10.0%
The previous setting is
displayed.
The current set volt-
age across terminals
2-5 is displayed in %.
Description
Enter "10".
Set the bias frequency at 10 Hz.
Press the WRITE-key.
The cursor (‘) moves to the set voltage.
Apply a 0 V voltage. In this example,
0 V is applied as 10 Hz is set for 0 V.
(Indicated on the right of changes.)
Press the WRITE-key.
The bias frequency is set at 10 Hz for
0 V input. Setting is completed as
shown below:
Display
902 Ext2bias
‘
10.00Hz
0.5%
Ext -10.0%
902 Ext2bias
10.00Hz
‘
0.5%
Ext -0.2%
902 Ext2bias
10.00Hz
‘
0.5%
Ext -0.2%
902 Ext2bias
10.00Hz
‘ -0.2%
Completed
0.0 % of analog input val-
ue may not be displayed
in some cases.