Output frequency range
DC injection brake
Stall prevention operation
Pulse train input
Open collector output (five
Pulse train output
Common specifications (1)
8 - 10
Soft-PWM control, high carrier frequency PWM control (selectable among V/F control (Optimum excitation
control), Advanced magnetic flux vector control (Advanced optimum excitation control) and PM motor control)
0.2 to 590 Hz (up to 400 Hz under Advanced magnetic flux vector control, and PM motor control.)
0.015 Hz/60 Hz (0 to 10 V/12 bits for terminals 2 and 4)
0.03 Hz/60 Hz (0 to 5 V/11 bits or 0 to 20 mA/
approx. 11 bits for terminals 2 and 4, 0 to ±10 V/12 bits for terminal 1)
0.06 Hz/60 Hz (0 to ±5 V/11 bits for terminal 1)
Within ±0.2% of the max. output frequency (25 °C ± 10 °C)
Within 0.01% of the set output frequency
Base frequency can be set from 0 to 590 Hz.
Constant-torque/variable-torque pattern or adjustable 5 points V/F can be selected.
120% 0.5 Hz (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, backlash countermeasures acceleration/deceleration can be selected.
Operation frequency (0 to 120 Hz), operation time (0 to 10 s), operation voltage (0 to 30%) variable
Activation range of stall prevention operation (SLD rating: 0 to 120%, LD rating: 0 to 150%). Whether to use the
stall prevention or not can be selected (V/F control, Advanced magnetic flux vector control)
Terminals 2 and 4: 0 to 5 V, 0 to 10 V, 4 to 20 mA (0 to 20 mA) are available.
Terminal 1: -5 to +5 V, -10 to +10 V are available.
Input using the setting dial of the operation panel or the parameter unit
Four-digit BCD or 16-bit binary (when used with option FR-A8AX)
Forward and reverse rotation or start signal automatic self-holding input (3-wire input) can be selected.
Low-speed operation command, Middle-speed operation command, High-speed operation command,
Second function selection, Terminal 4 input selection, Jog operation selection, Output stop, Start self-holding
selection, Forward rotation command, Reverse rotation command, Inverter reset.
The input signal can be changed using Pr. 178 to Pr. 189 (input terminal function selection).
Maximum and minimum frequency settings, multi-speed operation, acceleration/deceleration pattern,
thermal protection, DC injection brake, starting frequency, JOG operation, output stop (MRS), stall prevention,
regeneration avoidance, increased magnetic excitation deceleration, DC feeding , frequency jump, rotation
display, automatic restart after instantaneous power failure, electronic bypass sequence, remote setting, retry
function, carrier frequency selection, fast-response current limit, forward/reverse rotation prevention,
operation mode selection, slip compensation, speed smoothing control, traverse, auto tuning, applied motor
selection, RS-485 communication, Ethernet communication , PID control, PID pre-charge function, cooling
fan operation selection, stop selection (deceleration stop/coasting), power-failure deceleration stop function,
PLC function, life diagnosis, maintenance timer, current average monitor, multiple rating, test run, 24 V power
supply input for control circuit, safety stop function, self power management, BACnet communication, PID gain
tuning, cleaning, load characteristics storage, emergency drive
Inverter running, Up to frequency, Instantaneous power failure/undervoltage , Overload warning,
Output frequency detection, Fault
The output signal can be changed using Pr.190 to Pr.196 (output terminal function selection).
Fault codes of the inverter can be output (4 bits) from the open collector.