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22. PARAMETERS
k.76
-
Pr.79
R.m to
R . 6 4
D I = ~ I I ~ ~
pInn~n
mln
It is possible to disable writing of the parameters.
Sel Value
Wrlte Disable Function
0
2
Parameter writing disabl8d (Note
2)
1
Parameter writing enabled (during stopped) (lactory-setting) (Note
1)
Parameter writing enabled during operation (Note 3)
2. Writing
of Pr.77 and Pr.79 (operation mode selection) is always possible.
3. While the inverter is operating, writing of Pr.22, Pr.71, Pr.79, and Pr.80 is not pos-
sible.
a
CAUTION
unng operation,
do
not change the parameter settings unnecessarily, the new settings may
cause an alarm may occur in the inverter, causing the motor to coast.
I
lpltal
Reverse
lockout
eSelect the
reverse rotation lockout function if
reverse rotation operation due to erroneous input
of the reverse start signal causes a problem.
Note: Both parameter unit and external
operation are effective.
Reverse rotation disabled
Fomard rotation disabled
s w i n g the operation mode
.The
inverter operation modes include ex-
ternal operation mode in which external
signals are
used
to control the inverter and
the PU operation mode. It is possible
to
select either or both of these modes for in-
verter operation.
beweeithe extern1 operation
mode
and
the
PU operation mode
(factory-setting)
1
PU operation
mode only
2
External
CQeration mode
only
Operatlon frequmy:
To be
set by
Start
signal:
External signal
Operation frequency: External signal
parameter unfi
3
(Note
1)
parameter unit
4
(Note
1)
Switch over
mode
6 (Note 2)
Start signal:
To be
input by the
(Note 3)
Edit enable
signal
mode (valid only
when Pr.44
=
9999)
'
-
86
-
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