Output frequency range
DC injection brake
Stall prevention operation
Current input selection
Alarm (inverter trip)
Selectable between Soft-PWM control and high carrier frequency PWM control (Selectable
between V/F control and advanced magnetic flux vector control)
0.2 to 400Hz
0.015Hz/60Hz (terminal 2 input: 12 bits/0 to 10V, 11 bits/0 to 5V, terminal 1 input: 12 bits/-10 to
+10V, 11 bits/-5 to +5V)
Within ±0.2% of maximum output frequency (25 C ±10 C for analog input, within 0.01% of set
output frequency for digital input
Base frequency set as required between 0 and 400Hz. Constant torque or variable torque
pattern can be selected.
150%: At 0.5Hz (for advanced magnetic flux vector control)
Manual torque boost
0 to 3600 s (acceleration and deceleration can be set individually), linear or S-pattern
acceleration/deceleration mode can be selected.
Operation frequency (0 to 120Hz), operation time (0 to 10 s), operation voltage (0 to 30%)
Operation current level can be set (0 to 200% variable), presence or absence can be selected.
0 to 5VDC, 0 to 10VDC, 0 to ±10VDC, 4 to 20mADC
3-digit BCD or 12-bit binary using operation panel or parameter unit
(when the FR-A5AX option is used)
Available individually for forward rotation and reverse rotation. Start signal self-holding input (3-
wire input) can be selected.
Up to 15 speeds can be selected. (Each speed can be set between 0 and 400Hz, running
speed can be changed during operation from the PU (FR-DU04/FR-PU04).)
0 to 3600s (up to three different accelerations and decelerations
can be set individually.)
Provided with jog operation mode select terminal (Note 1)
Input of frequency setting signal 4 to 20mADC (terminal 4) is selected
Instantaneous shut-off of inverter output (frequency, voltage)
Alarm retained at the activation of protective function is reset.
Maximum/minimum frequency setting, frequency jump operation, external thermal relay input
selection, polarity reversible operation, automatic restart operation after instantaneous power
failure, commercial power supply-inverter switchover operation, forward/reverse rotation
prevention, slip compensation, operation mode selection, offline auto tuning function, online
auto tuning function, PID control, programmed operation, computer link operation (RS-485)
5 different signals can be selected from inverter running, up to frequency, instantaneous power
failure (undervoltage), frequency detection, second frequency detection, third frequency
detection, during program mode operation, during PU operation, overload alarm, regenerative
brake pre-alarm, electronic overcurrent protection pre-alarm, zero current detection, output
current detection, PID lower limit, PID upper limit, PID forward/reverse rotation, commercial
power supply-inverter switchover MC1, 2, 3, operation ready, brake release request, fan fault
and fin overheat pre-alarm minor fault. Open collector output.
Contact output...1 contact (230VAC 0.3A, 30VDC 0.3A)
Open collector...alarm code (4 bit) output
1 signal can be selected from output frequency, motor current (steady or peak value), output
voltage, frequency setting, running speed, motor torque, converter output voltage (steady or
peak value), regenerative brake duty, electronic overcurrent protection load factor, input power,
output power, load meter, and motor exciting current. Pulse train output (1440 pulses/s/full
scale) and analog output (0 to 10VDC).