10-30
Param-
eter
No.
Ref-
er-
ence
page
Changes
during
opera-
tion
Default
setting
Unit
of
set-
ting
Set-
ting
range
DescriptionNameRegis-
ter No.
(Hex)
n157 019D RS-422/485
RTS control
selection
Select whether or not to enable the
RTS (request-to-send) communica-
tions control function.
0: RTS control enabled
1: RTS control disabled (available to
1-to-1 RS-422 communications
only)
0, 1 1 0 No 7-5
n158 019E Motor code Sets the code to automatically set the
constants for energy-saving control.
0 to 10: 200-V AC, 0.1- to 4.0-kW
motor
20 to 30: 400-V AC, 0.1- to 4.0-kW
motor
0 to 70 1 Varies
with the
capac-
ity.
No 6-6
n159 019F Energy-sav-
ing voltage
upper limit at
60-Hz output
These parameters prevent the motor
from over excitation due to voltage
changes during energy-saving con-
trol.
Sets the upper limit of output voltage
0 to
120
1% 120 No 6-8
n160 01A0 Energy-sav-
ing upper
limit voltage
at 6-Hz out-
put
ets t
e upper
m
t o
output vo
tage
as a percentage at each frequency
based on the rated motor voltage as
100%.
* Normally, the default settings do
not need to be changed.
0 to 25 1% 16 No 6-8
n161 01A1 Power detec-
tion width for
probe opera-
tion switching
Sets the detection width of power that
sets the Inverter into probe operation.
Sets the width as a percentage based
on the power to be detected as 100%.
* Normally, the default setting does
not need to be changed.
* The Inverter will operate with a
power detection width of 10% if the
value is set to 0.
0 to
100
1% 10 No 6-10
n162 01A2 Power detec-
tion filter con-
stant
Sets the filter time constant of the
power detection block of the Inverter
operating in probe operation.
Filter time constant (ms) = Set value
in n162 x 4 (ms)
* Normally, the default setting does
not need to be changed.
* The Inverter will operate with a
time constant of 20 ms if the value
is set to 0.
0 to
255
1 (4
ms)
5 No 6-10
n163 01A3 PID output
gain
Sets the rate by which PID control
value is multiplied for PID control.
* Normally, the default setting does
not need to be changed.
0.0 to
25.0
0.1 1.0 No 6-18
List of Parameters Chapter 10