Common Specifications - Mitsubishi Electric FR-A701 Instrucion Manual

7.2 Common specifications

Soft-PWM control/high carrier frequency PWM control (selectable from among V/F control, advanced magnetic flux vector control and
Control method
real sensorless vector control) / vector control
Output frequency range
0.2 to 400Hz (The maximum frequency is 120Hz under real sensorless vector control and vector control
0.015Hz/0 to 60Hz (terminal 2, 4: 0 to 10V/12bit)
Frequency
Analog input 0.03Hz/0 to 60Hz (terminal 2, 4: 0 to 5V/11bit, 0 to 20mA/about 11bit, terminal 1: 0 to ±10V/12bit)
setting
0.06Hz/0 to 60Hz (terminal 1: 0 to ±5V/11bit)
resolution
Digital input
0.01Hz
Analog input Within ±0.2% of the max. output frequency (25°C±10°C)
Frequency
accuracy
Digital input Within 0.01% of the set output frequency
Voltage/frequency characteristics
Base frequency can be set from 0 to 400Hz Constant torque/variable torque pattern or adjustable 5 points V/F can be selected
Starting torque
150% 0.3Hz (under real sensorless vector control or vector control
Torque boost Manual torque boost
Acceleration/deceleration time 0 to 3600s (acceleration and deceleration can be set individually), linear or S-pattern acceleration/deceleration mode, backlash
setting
measures acceleration/deceleration can be selected.
DC injection brake
Operation frequency (0 to 120Hz), operation time (0 to 10s), operation voltage (0 to 30%) variable
Stall prevention operation level
Operation current level can be set (0 to 220% adjustable), whether to use the function or not can be selected
Torque limit level Torque limit value can be set (0 to 400% variable)
Analog input
Frequency • Terminal 2, 4: 0 to 10V, 0 to 5V, 4 to 20mA (0 to 20mA) can be selected• Terminal 1: -10 to +10V, -5 to +5V can be selected
setting
Input using the setting dial of the operation panel or parameter unit
Digital input
signal
Four-digit BCD or 16 bit binary (when used with option FR-A7AX)
Start signal
Forward and reverse rotation or start signal automatic self-holding input (3-wire input) can be selected.
You can select any twelve signals using Pr. 178 to Pr. 189 (input terminal function selection) from among multi speed selection, remote setting,
stop-on-contact, second function selection, third function selection, terminal 4 input selection, JOG operation selection, selection of
automatic restart after instantaneous power failure, flying start, external thermal relay input, PU operation/external inter lock signal , external
DC injection brake operation start, PID control enable terminal, brake opening completion signal, PU operation/external operation
switchover, load pattern selection forward rotation reverse rotation boost, V/F switching, load torque high-speed frequency, S-pattern
Input signals
acceleration/deceleration C switchover, pre-excitation, output stop, start self-holding selection, control mode changing, torque limit selection,
start-time tuning start external input, torque bias selection 1, 2
command, inverter reset, PTC thermistor input, PID forward reverse operation switchover, PU-NET operation switchover, NET-external
operation switchover, and command source switchover, conditional position pulse train sign
magnetic flux decay output shutoff.
Pulse train input
100kpps
Maximum/minimum frequency setting, frequency jump operation, external thermal relay input selection, polarity reversible operation,
automatic restart after instantaneous power failure operation, electronic bypass operation, forward/reverse rotation prevention, remote
setting, brake sequence, second function, third function, multi-speed operation, original operation continuation at instantaneous power
Operational functions
failure, stop-on-contact control, load torque high speed frequency control, droop control, regeneration avoidance, slip compensation,
operation mode selection, offline auto tuning function, online auto tuning function, PID control, computer link operation (RS-485),
motor end orientation
You can select any signals using Pr. 190 to Pr. 196 (output terminal function selection) from among inverter running, up-to-frequency,
instantaneous power failure/undervoltage, overload warning, output frequency (speed) detection, second output frequency (speed)
detection, third output frequency (speed) detection, 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,
electronic bypass MC1, electronic bypass MC2, electronic bypass MC3, orientation complete
Operating status
heatsink overheat pre-alarm , inverter running/start command on, deceleration at an instantaneous power failure, PID control activated,
during retry, PID output interruption, life alarm, fault output 1, 2, 3 (power-off signal), power savings average value update timing, current
average monitor, maintenance timer alarm, remote output, forward rotation output
detection, regenerative status output
collector output (5 points), relay output (2 points) and alarm code of the inverter can be output (4 bit) from the open collector.
In addition to the above, you can select any signals using Pr. 313 to Pr. 319 (extension output terminal function selection) from among control
When used with the
FR-A7AY, FR-A7AR
circuit capacitor life, main circuit capacitor life, cooling fan life, inrush current limit circuit life. (only positive logic can be set for extension
(option)
terminals of the FR-A7AR)
Pulse train output 50kpps
You can select any signals using Pr. 54 FM terminal function selection (pulse train output) and Pr. 158 AM terminal function selection (analog
output) from among output frequency, motor current (steady or peak value), output voltage, frequency setting, operation speed, motor
Pulse/analog output
torque, converter output voltage (steady or peak value), electronic thermal relay function load factor, input power, output power, load
meter, motor excitation current, reference voltage output, motor load factor, power saving effect, PID set point, PID measured value,
motor output, torque command, torque current command, and torque monitor.
Output frequency, motor current (steady or peak value), output voltage, frequency setting, running speed,motor torque, overload,
converter output voltage (steady or peak value), electronic thermal relay function load factor, input power, output power, load meter,
motor excitation current, cumlative energization time, actual operation time, motor load factor, cumulative power, energy saving effect,
Operating status
PU
cumulative saving power, PID set point, PID measured value, PID deviation, inverter I/O terminal monitor, input terminal option
(FR-DU07/
monitor
FR-PU07/
command, feed back pulse
FR-PU04)
Fault definition is displayed during the fault occurs, the output voltage/current/frequency/cumulative energization time right before the
Fault definition
fault occurs and past 8 fault definitions are stored.
Interactive guidance Operation guide/trouble shooting with a help function
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, instantaneous power failure occurrence, undervoltage, input phase failure, motor overload, output side
earth (ground) fault overcurrent, output short circuit, main circuit element overheat, output phase failure, external thermal relay
operation
Protective/warning function panel power supply short circuit, 24VDC power output short circuit, output current detection value excess
alarm, communication alarm (inverter), opposite rotation deceleration error
overvoltage stall prevention, electronic thermal relay function prealarm, PU stop, maintenance timer alarm
copy operation error, operation panel lock, parameter copy alarm, speed limit indication, signal loss detection
large
overcurrent, regeneration converter circuit fault, regeneration converter transistor protection thermal
Surrounding air temperature
-10°C to +50°C (non-freezing)
Ambient humidity 90%RH maximum (non-condensing)
Storage temperature
-20°C to +65°C
*4
Atmosphere
Indoors (without corrosive gas, flammable gas, oil mist, dust and dirt etc.)
Altitude/vibration
Maximum 1000m above sea level, 5.9m/s
*1 Available only when the option (FR-A7AP) is mounted
*2 Can be displayed only on the operation panel (FR-DU07).
*3 Can be displayed only on the parameter unit (FR-PU07/FR-PU04).
*4 Temperature applicable for a short period in transit, etc.
*5 This protective function does not function in the initial status.
, pre-excitation, notch filter, machine analyzer
*1
, start-time tuning completion, in-position completion
*1
, output terminal option monitor , option fitting status
*2 *2
,motor output
*1
, PTC thermistor operation , option alarm, parameter error, PU disconnection, retry count excess
*5 *5
, overspeed , excessive position error
*1*5 *1*5
2
or less
*1
)
*1
, P/PI control switchover, forward rotation command, reverse rotation
*1
, easy gain tuning, speed feed forward, and torque bias
*1
, reverse rotation output
*1
, terminal assignment status
*3
*3
, analog input error, fan fault, overcurrent stall prevention,
*5
, brake sequence error encoder phase error
*1*5 *5,
Common specifications
.)
*1
, conditional position droop pulse clear
*1 *1
*1
, brake opening request, fan fault output,
*1
, low speed output, torque
*1
, alarm output and fault output. Open
*1
, torque command, torque current
*3
, CPU alarm, operation
*5
, inrush current limit circuit
*5
, parameter write error,
*2*5
, speed deviation
*1*5
regeneration converter
*1*5,
,
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