Mitsubishi Electric 800 Series Instruction Manual page 332

 Frequency setting voltage (current) bias/gain adjustment method
 Adjust any point with application of a voltage (current) between terminals 2 and 5 (4 and 5).
(Frequency setting gain adjustment example)
Operating procedure
1.
Screen at power-ON
The monitor display appears.
2.
Changing the operation mode
Select the PU operation mode.
3.
Selecting the parameter number
Read Pr.903 for terminal 2.
Read Pr.905 for terminal 4.
4.
Analog voltage (current) display
Press [A-SET]. The analog voltage (current) value (%) currently applied to the terminal 2 (4) is displayed.
Do not touch
5.
Voltage (current) application
Apply a 5 V (20 mA) . (Turn the external potentiometer connected across terminals 2 and 5 (terminals 4 and 5) to a
desired position.)
6.
Setting completed
Press [SET] twice.
The analog voltage (current) value (%) adjustment is completed.
 Adjust any point without application of a voltage (current) between terminals 2 and 5 (4 and 5).
(Frequency setting gain adjustment example)
Operating procedure
1.
Screen at power-ON
The monitor display appears.
2.
Changing the operation mode
Select the PU operation mode.
3.
Selecting the parameter number
Read Pr.920 for terminal 1.
Read Pr.933 for terminal 4.
4.
Analog voltage (current) display
Press [A-SET]. The analog voltage (current) value (%) currently applied to the terminal 1 (4) is displayed.
5.
Analog voltage (current) adjustment
Press [SET]. Select the gain voltage (current) value (%) currently set in the parameter.
Turn until the desired gain voltage (current) % is displayed.
6.
Setting completed
Press [SET].
The analog voltage (current) value (%) adjustment is completed.
until calibration is completed.
5. PARAMETERS
5.9 (T) Multi-Function Input Terminal Parameters
3
4
5
5
5
6
7
8
9
10
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