Mitsubishi Electric FR-E520 Instruction Manual page 191

3)Set "0" (built-in frequency setting potentiometer valid) in Pr. 146 "frequency
setting command selection".
Change the setting of built-in frequency setting potentiometer invalid (Pr. 146 = 1)
to that of built-in frequency setting potentiometer valid (Pr. 146 = 0).
Using the key,
MODE
choose the "parameter
setting mode" as in (2) -1).
Parameter setting mode
PU EXT
MODE SET REV
STOP
FWD
RESET
MIN
Current setting
SET SET
Flicker
Most significant
digit flickers
SET
MAX
× Once
0 to 9
Setting change
Press for
1.5s
SET
Setting write
If
lit or flickering, stop operation by pressing the
STOP
RESET
(STF) or reverse rotation (STR) signal
connected to the control terminal.
"0" (built-in frequency setting potentiometer
valid) has been set in Pr. 146.
If
SET
Press the
and restart the setting from the beginning.
181
PARAMETERS
Middle digit flickers
× 4 times
SET SET
0 to 9
appears and the RUN indication is
key or by turning off the forward rotation
appears, you did not press the
key for 1.5s when writing the setting.
key once, press the
Least significant
digit flickers
× 6 times
0 to 9
key,
SET
4