Toshiba TOSVERT VF-nC3 User Manual

E6581595
C-14
3
 Resolution
All FM terminals have a maximum of 1/255.
 Example of 4-20mA output adjustment (Refer to section 6.17.2 for details)

=1,

=0

=1,

=20
Output
currrent
Output
currrent
Internal calculated value
Internal calculated value
0
20
(mA)
0 100%
4
20
(mA)
0 100%
f692
Note 1) When using the FM terminal for current output, be sure that the external load resistance is less than 750Ω.
Use at over 1kΩ external load resistance, if used for voltage output.
Note 2)
 =  is the motor drive frequency.
 Adjustment scale with parameter  (Meter adjustment)
Connect meters as shown below.
FM
CC
Meter: Frequency meter
(default setting)
VF-nC3
FM
CC
VF-nC3
The reading of the
frequency meter will
fluctuate during scale
adjustment.
Meter: ammeter
(=)
The reading of the
ammeter will
fluctuate during
scale adjustment.
+
-
+
-
* Optional QS-60T frequency meter is available.
* Ammeter with a maximum scale of 1.5x the inverter's rated output is
recommended.
<Frequency meter> <Ammeter>

Toshiba TOSVERT VF-nC3 Specifications

General

Model	VF-nC3
Category	Inverter
Output Frequency Range	0.1 to 400 Hz
Control Method	V/f control, sensorless vector control
Overload Capacity	150% for 60 seconds
Input Frequency	50/60 Hz
Enclosure Rating	IP20
Input Voltage	200-240V AC
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overheat, Short Circuit
Ambient Temperature	-10°C to +50°C
Communication	Modbus RTU
Cooling Method	Fan Cooled
Operating Temperature	-10°C to +50°C
Storage Temperature	-20°C to +60°C
Humidity	5 to 95% RH (non-condensing)
Altitude	Up to 1000m
Braking Unit	Built-in braking transistor (for models up to 22kW), External braking resistor required