Output frequency range
Acceleration/deceleration time setting
DC injection brake
Stall prevention operation level
(Standard control circuit terminal
Safety stop function model: Six
Safety stop function ∗
Open collector output (Two terminals)
Relay output (One terminal)
Pulse train output (Max. 2.4kHz:
Surrounding air temperature
As the FR-E720-0.1K(SC) to 0.75K(SC), FR-E740-0.4K(SC) and 0.75K(SC), FR-E720S-0.1K(SC) to 0.4K(SC), FR-E710W-0.1K to 0.75K are not provided
with the cooling fan, this alarm does not function.
This function is only available for the safety stop function model.
This function is only available for the safety stop function model with FR-E7DS mounted. (
This operation guide is only available with option parameter unit (FR-PU07).
This protective function is not available in the initial status.
This protective function is available with the three-phase power input model only.
When using the inverters at the surrounding air temperature of 40°C or less, the inverters can be installed closely attached (0cm clearance).
Temperatures applicable for a short time, e.g. in transit.
Soft-PWM control/high carrier frequency PWM control (V/F control, Advanced magnetic flux vector control,
General-purpose magnetic flux vector control, Optimum excitation control are available)
0.2 to 400Hz
0.06Hz/60Hz (terminal2, 4: 0 to 10V/10bit)
0.12Hz/60Hz (terminal2, 4: 0 to 5V/9bit)
0.06Hz/60Hz (terminal4: 0 to 20mA/10bit)
Within ±0.5% 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 400Hz, Constant-torque/variable torque pattern can be selected
200% or more (at 0.5Hz)...when Advanced magnetic flux vector control is set (3.7K or less)
Manual torque boost
0.01 to 360s, 0.1 to 3600s (acceleration and deceleration can be set individually), linear or S-pattern acceleration/
deceleration modes are available.
Operation frequency (0 to 120Hz), operation time (0 to 10s), operation voltage (0 to 30%) can be changed.
Operation current level can be set (0 to 200% adjustable), whether to use the function or not can be selected
Terminal 2: 0 to 10V, 0 to 5V can be selected
Terminal 4: 0 to 10V, 0 to 5V, 4 to 20mA can be selected
The signal is entered from the operation panel or parameter unit.
Frequency setting increment can be set.
4 digit BCD or 16bit binary data (when the option FR-A7AX E kit is used)
Forward and reverse rotation or start signal automatic self-holding input (3-wire input) can be selected.
The following signals can be assigned to Pr. 178 to Pr.184 (input terminal function selection): multi-speed selection,
remote setting, stop-on contact selection, second function selection, terminal 4 input selection, JOG operation
selection, PID control valid terminal, brake opening completion signal, external thermal input, PU-External
operation switchover, V/F switchover, output stop, start self-holding selection, forward rotation, reverse rotation
command, inverter reset, PU-NET operation switchover, External-NET operation switchover, command source
switchover, inverter operation enable signal, and PU operation external interlock
Maximum/minimum frequency setting, frequency jump operation, external thermal relay input selection,
automatic restart after instantaneous power failure operation, forward/reverse rotation prevention, remote setting,
brake sequence, second function, multi-speed operation, stop-on contact control, droop control, regeneration
avoidance, slip compensation, operation mode selection, offline auto tuning function, PID control, computer link
Safety shutoff signal can be input from terminals S1 and S2. (compliant with EN ISO 13849-1 Category 3 / PLd
EN62061 / IEC61508 SIL2)
The following signals can be assigned to Pr.190 to Pr.192 (output terminal function selection): inverter operation, up-
to-frequency, overload alarm, output frequency detection, regenerative brake prealarm, electronic thermal relay
function prealarm, inverter operation ready, output current detection, zero current detection, PID lower limit, PID
upper limit, PID forward/reverse rotation output, brake opening request, fan alarm∗1, heatsink overheat pre-
alarm, deceleration at an instantaneous power failure, PID control activated, safety monitor output∗2, safety
monitor output2∗2, 24V external power supply operation∗3, during retry, life alarm, current average value monitor,
remote output, alarm output, fault output, fault output 3, and maintenance timer alarm
The following signals can be assigned to Pr.54 FM terminal function selection: output frequency, motor current
(steady), output voltage, frequency setting, motor torque, converter output voltage, regenerative brake duty,
electronic thermal relay function load factor, output current peak value, converter output voltage peak value,
reference voltage output, motor load factor, PID set point, PID measured value, output power
Pulse train output (1440 pulses/s/full scale)
The following operating status can be displayed: output frequency, motor current (steady), output voltage,
frequency setting, cumulative energization time, actual operation time, motor torque, converter output voltage,
regenerative brake duty, electronic thermal relay function load factor, output current peak value, converter output
voltage peak value, motor load factor, PID set point, PID measured value, PID deviation, inverter I/O terminal
monitor, I/O terminal option monitor, output power, cumulative power, motor thermal load factor, and inverter
thermal load factor.
Fault record is displayed when a fault occurs. Past 8 fault records (output voltage/current/frequency/cumulative
energization time right before the fault occurs) are stored
Function (help) for operation guide ∗4
Overcurrent during acceleration, overcurrent during constant speed, overcurrent during deceleration, overvoltage
during acceleration, overvoltage during constant speed, overvoltage during deceleration, inverter protection
thermal operation, motor protection thermal operation, heatsink overheat, input phase failure∗6, output side earth
(ground) fault overcurrent at start∗5, output phase failure, external thermal relay operation ∗5, option fault ∗5,
parameter error, internal board fault, PU disconnection, retry count excess ∗5, CPU fault, brake transistor alarm,
inrush resistance overheat, communication error, analog input error, USB communication error, brake sequence
error 4 to 7 ∗5, safety circuit fault ∗2
Fan alarm∗1, overcurrent stall prevention, overvoltage stall prevention, PU stop, parameter write error,
regenerative brake prealarm ∗5, electronic thermal relay function prealarm, maintenance output ∗5, undervoltage,
operation panel lock, password locked, inverter reset, safety stop ∗2, 24V external power supply operation ∗3
-10°C to +50°C (non-freezing) (-10°C to +40°C for totally-enclosed structure feature) ∗7
90%RH or less (non-condensing)
-20°C to +65°C
Indoors (without corrosive gas, flammable gas, oil mist, dust and dirt etc.)
Maximum 1000m above sea level, 5.9m/s
or less at 10 to 55Hz (directions of X, Y, Z axes)
Refer to page 338)