84
z
Common
specifications
Protection against
Electric Shock
Class
I
Overvoltage category
II
Pollution degree
2
Output frequency
range
0.5 to 250Hz
Frequency display
Digital display
Frequency
accuracy
±0.5% of selected maximum set frequency (25±10°C) for analog setting
O
utput frequency
Frequency setting
resolution
Digital setting : 0.1Hz (1Hz over 100Hz)
Analog setting : 0.1Hz (50/60Hz mode)
Inverter control method
High carrier frequency sinusoidal PWM control
(V/F control method)
Carrier frequency
Select from seven types (The output current must be reduced when the
3.7kW capacity is set to 10kHz.)
0.8, 1.1, 1.6, 2.5, 5.0, 7.5, 10.0kHz
Start/Stop
Operation panel buttons or 1a contact signal (wait time setting possible)
Forward/Reverse
Operation panel buttons or 1a contact signal (reverse rotation prohibit
setting possible)
Jog operation
Operating frequency: Optional setting for 0.5 to 250Hz
Acceleration/deceleration time:
Optional setting each for 0.04 to 999 seconds
Stop mode
Select from ramp-to-stop or coast-to-stop (selection changeover)
Reset function
Stop signal reset, external reset, panel reset (setting possible) and
power supply reset
Stop frequency
Optional setting from 0.5 to 60Hz
Instantaneous
power failure
restart
Function OFF, and 0Hz restart, operating frequency restart (selection
changeover)
O
per
ation
Retry function
Retry selection
: Select function OFF and details of retry fault
No. of retries
: Optional setting for 1 to 10 times
Frequency setting
signal
Local setting: Potentiometer, digital setting (operation panel)
External analog setting signal:
·
Potentiometer
(10k
Ω
, 1/4W or more)
·
0 to 5V, 0 to 10V
·
4 to 20mA (Connect a 200
Ω
, 1/4W or more external resistor)
External digital setting signal:
·
PWM signal (signal cycle: 0.9 to 1100ms)
·
Frequency up SW, down SW, save SW signal
Control
Voltage/frequency
characteristics
Base frequency : 50, 60Hz fixed and optional setting between 45 and
250Hz
V/F curve
: Constant torque, square torque pattern (selection
changeover)
