Common Specifications - Mitsubishi Electric FR-F720-00046 Instruction Manual

Common specifications

7.2 Common specifications

Control method
Output frequency range
Frequency
Analog input
setting
resolution
Digital input
Frequency Analog input
accuracy Digital input
Voltage/frequency
characteristics
Starting torque
Acceleration/deceleration time
setting
DC injection brake
Stall prevention operation level
Analog input
Frequency
setting signal
Digital input
Start signal
Input signals (twelve terminals)
Operational functions
Output signal
Open collector output (five
terminals)
Relay output (two terminals)
Operating status
When used with
the FR-A7AY,
FR-A7AR
(option)
For meter
Analog output
(Max. 10VDC: one
terminal)
(Max. 20mADC: one
terminal)
310
High carrier frequency PWM control (V/F control)/Optimum excitation control/Simple magnetic
flux vector control
0.5 to 400Hz
0.015Hz/60Hz (terminal 2, 4: 0 to 10V/12bit)
0.03Hz/60Hz (terminal 2, 4: 0 to 5V/11bit, 0 to 20mA/11bit, terminal 1: 0 to ±10V/12bit)
0.06Hz/60Hz (terminal 1: 0 to ±5V/11bit)
0.01Hz
Within ±0.2% of the max. output frequency (25°C ± 10°C (77°F ± 50°F))
Within 0.01% of the set output frequency
0 to 400Hz of the base frequency can be set from constant-torque/adjustable 5 points V/F can
be selected.
120% (at 3Hz) when Simple magnetic flux vector control and slip compensation are set
0 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 150% variable), whether to use the function or not can
be set.
Terminal 2, 4: 0 to 10V, 0 to 5V, 4 to 20mA are available.
Terminal 1: -10 to +10V, -5 to 5V are available.
Four-digit BCD or16-bit binary using the setting dial of the operation panel or parameter unit
(when used with the option FR-A7AX)
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.189 (input terminal function selection): multi
speed selection, second function selection, terminal 4 input selection, JOG operation selection,
selection of automatic restart after instantaneous power failure, external thermal relay input,
HC connection (inverter operation enable signal), HC connection (instantaneous power failure
detection), PU operation/external interlock signal, External DC injection brake operation start,
PID control enable terminal, PU operation, external operation switchover, output stop, start
self-holding selection, forward rotation command, reverse rotation command, inverter reset,
PTC thermistor input, PID forward reverse operation switchover, PU-NET operation
switchover, External-NET operation switchover, command source switchover, DC feeding
operation permission, DC feeding cancel, and PID integral value reset.
Maximum and minimum frequency settings, frequency jump operation, external thermal relay
input selection, polarity reversible operation, automatic restart after instantaneous power
failure operation, original operation continuation at an instantaneous power failure, electronic
bypass operation, forward/reverse rotation prevention, operation mode selection, external DC
injection braking start, PID control, computer link operation (RS-485).
The following signals can be assigned to Pr.190 to Pr.196 (output terminal function selection):
inverter running, up-to-speed, instantaneous power failure /undervoltage, overload warning,
output frequency detection, second output frequency detection, regenerative brake prealarm
electronic thermal relay function pre-alarm, PU operation mode, inverter operation ready,
output current detection, zero current detection, PID lower limit, PID upper limit, PID forward
rotation reverse rotation output, bypass operation-inverter switchover MC1 to MC3,
commercial power supply side motor 1 to 4 connection, inverter side motor 1 to 4 connection,
fan alarm output, heatsink overheat pre-alarm, inverter running start command on,
deceleration at an instantaneous power failure, PID control activated, PID deviation limit,
during retry, during PID output suspension, pulse train output of output power, DC current
feeding, life alarm, fault output 3 (power-off signal), power savings average value update
timing, current average monitor, fault output 2, maintenance timer alarm, remote output, alarm
output, and fault output.
In addition to above, the following signal can be assigned to Pr.313 to Pr. 319 (extension output
terminal function selection): control circuit capacitor life, main circuit capacitor life, cooling fan life
and inrush current limit circuit fault. (Only positive logic can be set for extension terminals of
the FR-A7AR.)
The following signals can be assigned to Pr.54 CA terminal function selection and Pr. 158 AM
terminal function selection: output frequency, motor current (steady or peak value), output
voltage, frequency setting value, running speed, converter output voltage (steady or peak
value), electronic thermal relay function load factor, input power, output power, load meter,
reference voltage output, motor load factor, power saving effect, regenerative brake duty
set value, and PID measured value.
,
*4
, PID
*4