List of Parameters
12
Param-
eter
No.
n30
Name
Description
Setting
range
Unit of
setting
(see note)
1%
Default
setting
Changes
during op-
eration
No
Reference
page
Frequency reference
upper limit
Frequency reference
lower limit
Rated motor current
Used to set the upper and lower frequency reference
limits in percentage based on the maximum frequency
as 100%.
0 to 110
100
16
n31
0 to 110
1%
0
No
16
n32
Used to set the rated motor current for motor overload
detection (OL1) based on the rated motor current.
Note
Motor overload detection (OL1) is disabled by set-
ting the parameter to 0.0.
0.0 to 120%
of rated out-
put current
0.1 A
Varies
with the
capacity.
No
16
n33
Motor protection
characteristics
Motor protective
time setting
Cooling fan opera-
tion function
Used to set the motor overload detection (OL1) for the
electronic thermal characteristics of the motor.
Used to set the electric thermal characteristics of the
motor to be connected in 1-minute increments.
Used to operate the Cooling Fan of the Inverter while
the Inverter is turned on or only while the Inverter is in
operation.
Used to select the functions of multi-function input ter-
minals S2 through S5.
0 to 2
1
0
No
16
n34
1 to 60
1 min
8
No
16
n35
0, 1
1
0
No
16
n36
Multi-function input 1
(Input terminal S2)
Multi-function input 2
(Input terminal S3)
Multi-function input 3
(Input terminal S4)
Multi-function input 4
(Input terminal S5)
Multi-function output
(MA/MB and MC
output terminals)
Frequency reference
gain
Frequency reference
bias
Analog frequency
reference filter time
Analog monitor
output
Analog monitor
output gain
Carrier frequency
selection
2 to 22
1
2
No
16
n37
0 to 22
1
5
No
16
n38
2 to 22
1
3
No
16
n39
2 to 34
1
6
No
16
n40
Used to select the functions of multi-function output
terminals.
0 to 7, 10 to
17
1
1
No
17
n41
Used to the input characteristics of analog frequency
references.
0 to 255
1%
100
Yes
17
n42
–99 to 99
1%
0
Yes
17
n43
Used to set the digital filter with a first-order lag for ana-
log frequency references to be input.
Used to set the output frequency or current as a moni-
tored item.
Used to set the output characteristics of analog monitor
output.
Used to set the carrier frequency.
0.00 to 2.00
0.01 s
0.10
No
17
n44
0, 1
1
0
No
17
n45
0.00 to 2.00
0.01
1.00
Yes
17
n46
1 to 4, 7 to
9
1
Varies
with the
capacity.
0
No
18
n47
Momentary power
interruption com-
pensation
Fault retry
Used to specify the processing that is performed when
a momentary power interruption occurs.
0 to 2
1
No
18
n48
Used to set the number of times the Inverter is reset
and restarted automatically in the case the Inverter has
an overvoltage fault, overcurrent fault, or ground fault.
Used to set the frequency jump function.
0 to 10
1
0
No
18
n49
Jump frequency 1
0.0 to 400
0.1 Hz
0.0
No
18
n50
Jump frequency 2
0.0 to 400
0.1 Hz
0.0
No
18
n51
Jump width
Note
These values must satisfy the following condi-
tion: n49
n50
Used to impose DC on the induction motor for braking
control.
0.0 to 400
0.1 Hz
0.0
No
18
n52
n53
DC control current
Interruption DC
control time
Startup DC control
time
Stall prevention
during deceleration
0 to 100
0.0 to 25.5
1%
0.1 s
50
0.5
No
No
18
18
n54
0.0 to 25.5
0.1 s
0.0
No
18
n55
Used to select a function to change the deceleration
time of the motor automatically so that there will be no
overvoltage imposed on the motor during deceleration.
Used to select a function to stop the acceleration of the
motor automatically for stall prevention during
acceleration.
Used to select a function to reduce the output
frequency of the Inverter automatically for stall
prevention during operation.
Used to set the frequency to be detected.
0, 1
1
0
No
18
n56
Stall prevention level
during acceleration
30 to 200
1%
170
No
19
n57
Stall prevention level
during operation
30 to 200
1%
160
No
19
n58
Frequency detection
level
0.0 to 400
0.1 Hz
0.0
No
19
Note:
Values longer than 3 digits are rounded up to the next unit multiple.