Mitsubishi Electric FR-A820-00046 Instruction Manual page 586

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(T) Multi-Function Input Terminal Parameters
Frequency setting voltage (current) bias/gain adjustment method
³ Adjust any point with application of a voltage (current) between terminals 2 and 5 (4 and 5).
(Frequency setting gain adjustment example)
Screen at power-ON
The monitor display appears.
Changing the operation mode
Press
Parameter setting mode
Press
Calibration parameter selection
Turn
Selecting the parameter number
Turn
and
Analog voltage (current) display
Press
Do not touch
Voltage (current) application
Apply a 5 V (20 mA). (Turn the external potentiometer connected across terminals 1 and 5 (terminals 4 and 5) to a
desired position.)
Setting completed
Press
Press
Press
Press
Tab. 5-157: Bias and gain adjustment by application of an reference signal
5 - 406
to choose the PU operation mode. [PU] indicator is lit.
to choose the parameter setting mode. (The parameter number read previously appears.)
until
appears. Press
to choose
C4 (Pr. 903) "Terminal 2 frequency setting gain" for the terminal 1.
C7 (Pr. 905) "Terminal 4 frequency setting gain" for the terminal 4.
to display the analog voltage (current) % currently applied to the terminal 1 (4).
until calibration is completed.
to enter the setting. The analog voltage (current) % and
to read another parameter.
to return to the
twice to show the next parameter.
Operation
to display
display.
Parameters
.
(
) flicker alternately.

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