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Toshiba TOSVERT VF-nC3 User Manual

Toshiba TOSVERT VF-nC3
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E6581595
G-12
7
7.3.2 Settings depending on current (4 to 20 mA) input
You can set the frequency settings by inputting an analog current signal of 4 (0) to 20mA dc between the VI and
CC terminals.
The following shows examples when the run command is input from the terminal.
Title Function Adjustment range Default setting Setting example

Command mode selection 0 - 2
1
(panel keypad)
0
(terminal board)

Frequency setting mode
selection
0 - 5
2
(setting dial)
0
(terminal board VI)

Analog/logic input selection
(VI terminal)
0: Voltage signal input (0 - 10V)
1: Current signal input (4 - 20mA)
2: Logic input
3: Voltage signal input (0 – 5V)
0
1
(Current signal
(4 – 20mA))

VI input point 1 setting 0 - 100% 0 20(0)

VI input point 1 frequency 0.0 - 400.0Hz 0.0 0.0

VI input point 2 setting 0 - 100% 100 100

VI input point 2 frequency 0.0 - 400.0Hz * 60.0

Analog input filter 4 - 1000 ms 64 64
* Depends upon the setup menu settings. Refer to section 11.5.
Hz
%


 
Point 2
Point 1
Frequency setting signal
0% 20% 100%
(0 to 4 to 20 mA)
Current input
Operation frequency
Run and stop settings
You can switch between forward run (F) and
reverser run (R), and run/stop with external
signals.
Setting characteristics for the frequency
setting signal and operation frequency
Set characteristics at two points in the
diagram below.
Connecting and calibrating the frequency
meter
Select the type of meter connected at 
and calibrate.
Refer to section 3.4 for details.
Motor
IM
R/L1
U/T1
MCCB
Power
Supply
S/L2
T/L3
V/T2
W/T3
CC
S1
S2
CC
F
R
FM
FLC
P24
OUT
VI P5
VF-nC3
Forward
run
Reverse
run
 = : Current signal input (4 – 20mA)
NO
+
-
* Connect a single-phase
input model to R/L1 and
S/L2/N.
4 (0) to 20 mA dc
FLA
FLB

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Toshiba TOSVERT VF-nC3 Specifications

General IconGeneral
ModelVF-nC3
CategoryInverter
Output Frequency Range0.1 to 400 Hz
Control MethodV/f control, sensorless vector control
Overload Capacity150% for 60 seconds
Input Frequency50/60 Hz
Enclosure RatingIP20
Input Voltage200-240V AC
Protection FeaturesOvercurrent, Overvoltage, Undervoltage, Overheat, Short Circuit
Ambient Temperature-10°C to +50°C
CommunicationModbus RTU
Cooling MethodFan Cooled
Operating Temperature-10°C to +50°C
Storage Temperature-20°C to +60°C
Humidity5 to 95% RH (non-condensing)
AltitudeUp to 1000m
Braking UnitBuilt-in braking transistor (for models up to 22kW), External braking resistor required

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