Mitsubishi Electric FR-A800, Instruction Manual

Page: 964 / 1042

Common specifications Specifications
8 - 10
8.3 Common specifications
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Control method
Soft-PWM control, high carrier frequency PWM control (selectable among V/F control, Advanced magnetic flux
vector control, Real sensorless vector control), vector control
, and PM sensorless vector control
Output frequency range
0.2 to 590 Hz (Up to 400 Hz under Advanced magnetic flux vector control, Real sensorless vector control, vector
control
, and PM sensorless vector control.)
Frequency
setting
resolution
Analog input
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)
Digital input 0.01 Hz
Frequency
accuracy
Analog input Within ±0.2% of the max. output frequency (25 °C ± 10 °C)
Digital input Within 0.01% of the set output frequency
Voltage/frequency
characteristics Base frequency can be set from 0 to 590 Hz.
Constant-torque/variable-torque pattern or adjustable 5 points V/F can be selected.
Starting torque
,
SLD rating: 120% 0.3 Hz, LD rating: 150% 0.3 Hz, ND rating: 200%
$
0.3 Hz, HD rating: 250% 0.3 Hz
(under Real sensorless vector control, vector control )
Torque boost Manual torque boost
Acceleration/deceleration
time setting 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.
DC injection brake
(induction motor)
Operation frequency (0 to 120 Hz), operation time (0 to 10 s), operation voltage (0 to 30%) variable
Stall prevention operation
level Activation range of stall prevention operation (SLD rating: 0 to 120%, LD rating: 0 to 150%, ND rating: 0 to
220%, HD rating: 0 to 280%). Whether to use the stall prevention or not can be selected
Torque limit level Torque limit value can be set (0 to 400% variable).
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Frequency
setting
signal
Analog input
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.
Digital input
Input using the setting dial of the operation panel or parameter unit
Four-digit BCD or 16-bit binary (when used with option FR-A8AX)
Start signal Forward and reverse rotation or start signal automatic self-holding input (3-wire input) can be selected.
Input signals
(twelve terminals)
Low-speed operation command, Middle-speed operation command, High-speed operation command,
Second function selection, Terminal 4 input selection, Jog operation selection, Selection of automatic restart
after instantaneous power failure, flying start,, Output stop, Start self-holding selection, Forward rotation
command, Reverse rotation command, Inverter reset
Pulse train input 100 kpps
Operational functions
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,
automatic acceleration/deceleration, intelligent mode, retry function, carrier frequency selection, fast-
response current limit, forward/reverse rotation prevention, operation mode selection, slip compensation,
droop control, load torque high-speed frequency control, speed smoothing control, traverse, auto tuning,
applied motor selection, gain tuning, machine analyzer
, RS-485 communication, PID control, PID pre-charge
function, easy dancer control, cooling fan operation selection, stop selection (deceleration stop/coasting),
power-failure deceleration stop function
&
, stop-on-contact control, PLC function, life diagnosis, maintenance
timer, current average monitor, multiple rating, orientation control , speed control, torque control, position
control, pre-excitation, torque limit, test run, 24 V power supply input for control circuit, safety stop function,
swingi ng suppression control
Output signal
Open collector output (five
terminals)
Relay output
(two terminals)
Inverter running, Up to frequency, Instantaneous power failure/undervoltage
&
, Overload warning,
Output frequency detection, Fault
Fault codes of the inverter can be output (4 bits) from the open collector.
Pulse train output 50 kpps
Tab. 8-10: Common specifications (1)