Contents

User Parameter Tables
•Feed Forward: N5
User constants for the feed forward control are shown in the following table.
Constant
Number
N5-01
Name
Display
Feed forward control
selection
Feedfoward Sel
Description
Enables or disables the feed forward
control.
0: Disabled
1: Enabled
Setting
Range
Factory
Setting
Change
during
Operation
Control Methods
V/f
Open
Loop
Vector
Closed
Loop
Vector
MEMO
BUS
Register
Page
0 or 1 1 No No No A 5B0H 5-31
Motor acceleration
time
Set the time required to accelerate
the motor at the rated torque
(T 100 ) to the rated speed (Nr).
N5-02
Motor Accel Time
J: GO 2 /4, P: Motor rated output
2π ⋅ J[ kgm 2 ] ⋅ N
t r [ rpm]
a = -----------------------------------------------------------
60 ⋅ T 100 [ Nm]
However,
0.001
to
10.000
0.178 s
*
No No No A 5B1H 5-31
60
T 100 = ----- ⋅
PkW [ ]
--------------------- ⋅10 3 [ Nm]
2π N r [ rpm]
N5-03
Feed forward proportional
gain
Feedfoward Gain
Sets the proportional gain for
feed forward control.
Speed reference response will
increase as the setting of
N5-03 is increased.
* The factory setting depends on the inverter capacity
0.00 to
100.00
1.00 No No No A 5B2H 5-31
4
Digital Operator/Monitor Parameters: o
•Monitor Selections: o1
Parameter
Number
o1-01
o1-02
Name
Display
Monitor selection
User Monitor Sel
Monitor selection
after power up
Power-On Monitor
Description
Set the number of the 4rd. monitor
item to be displayed in the
Drive Mode. (U1-)
(On LED operator JVOP-161
only.)
Sets the monitor item to be displayed
when the power is turned
on.
1: Frequency reference
2: Output frequency
3: Output current
4: The monitor item set for o1-01
Setting
Range
Factory
Setting
Control Methods
V/f
Open
Loop
Vector
Closed
Loop
Vector
Change
during
Operation
MEMO-
BUS
Register
Page
4 to 99 6 Yes A A A 500H 5-57
1 to 4 1 Yes A A A 501H 5-57
4-37