Mitsubishi Electric F700 Instruction Manual page 138

(4) Frequency setting signal (current) bias/gain adjustment method
(a)Method to adjust any point by application of voltage (current) to across the terminals 2-5 (4-5).
Operation
1.
Confirmation of the RUN indication and
operation mode indication
The inverter must be at a stop.
The inverter must be in the PU operation
mode.(Using
2.
Press to choose the parameter
setting mode.
3.
Turn until
4.
Press to read the currently set value.
" " (initial value) appears.
5.
Turn counterclockwise to change it to
the setting value of "
6.
Press to set.
7.
Turn until
8.
Press to display
9.
Turn until
Set to C4 Terminal 2 frequency setting
gain.
10.
Press to display the analog voltage
(current) value (%).
11.
Apply a 5V (20mA) voltage (current).
(Turn the external potentiomerter
connected across terminals 2-5 (across
terminals 4-5) to maximum (any
position).)
CAUTION
After performing the operation in step 10, do not touch
completion of calibration.
12.
Press to set.
REMARKS
If the gain and bias frequency settings are too close, an error (
)
appears.
".
Flicker...Parameter setting complete!!
appears.
.
( ) appears.
Flicker...Parameter setting complete!!
By turning , you can read another parameter.
Press to return to the
Press twice to show the next parameter (
Frequency setting by analog input (terminal 1, 2, 4)
Display
The parameter
number read
previously appears.
C0 to C7 setting
is enabled.
Voltage input Current input
Analog voltage (current)
value (%) across terminals 2-5
(across terminals 4-5)
*
*The value is nearly 100 (%) in the maximum
position of the potentiometer.
until
Voltage input
*
(Adjustment completed)
*The value is nearly 100 (%) in the maximum
position of the potentiometer.
indication (step 8).
).
) may be displayed at the time of write.
Current input
3
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