Omron VARISPEED F7 User Manual

5-53
5
Power Loss Ride Through: L2
L1-05
Motor tem-
perature
input filter
time con-
stant
Sets H3-09 to E and sets the
delay time constant for the
motor temperature (ther-
mistor) input in seconds.
0.00 to
10.00
0.20 s No A A A A 484H 6-53
Mtr Temp
Filter
Param-
eter
Num-
ber
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO-
BUS
Register
Page
V/f
V/f
with
PG
Open
Loop
Vector
Closed
Loop
Vector
Display
L2-01
Momentary
power loss
detection
0: Disabled (DC bus
undervoltage (UV1) detec-
tion)
1: Enabled (Restarted when
the power returns within
the time set in L2-02. When
L2-02 is exceeded, DC bus
undervoltage is detected.)
2: Enabled while CPU is
operating. (Restarts when
power returns during
control operations. Does
not detect DC bus
undervoltage.)
0 to 2 0 No A A A A 485H
6-55
6-131
PwrL Selec-
tion
L2-02
Momentary
power loss
ride through
time
Ridethrough time, when
Momentary Power Loss Selec-
tion (L2-01) is set to 1, in units
of seconds.
0 to
25.5
0.1 s
* 1
No A A A A 486H 6-55
PwrL Ride-
thru t
L2-03
Min. base-
block time
Sets the Inverter's minimum
baseblock time, when the
Inverter is restarted after power
loss ride through.
Set the time to approximately
0.7 times the motor time con-
stant.
When an overcurrent or over-
voltage occurs when starting a
speed search or DC injection
braking, increase the set val-
ues.
0.1 to
5.0
0.2 s
*1
No A A A A 487H
6-55
6-56
PwrL Base-
block t
L2-04
Voltage
recovery
time
Sets the time required to return
the Inverter output voltage
from 0V to normal voltage at
the completion of a speed
search.
0.0 to
5.0
0.3 s
*1
No A A A A 488H
6-55
6-56
PwrL V/F
Ramp t
L2-05
Undervolt-
age detec-
tion level
Sets the DC bus undervoltage
(UV) detection level (DC bus
voltage).
Usually changing this setting is
not necessary.
150 to
210
* 2
190 V
*2
No A A A A 489H
6-55
6-131
PUV Det
Level
Param-
eter
Num-
ber
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO-
BUS
Register
Page
V/f
V/f
with
PG
Open
Loop
Vector
Closed
Loop
Vector
Display

Omron VARISPEED F7 Specifications

General

Brand	Omron
Model	VARISPEED F7
Category	Inverter
Language	English