Mitsubishi Electric FR-A700 Series, Technical Manual

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14
SPECIFICATIONS
(4) FR-D700
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Control method
Soft-PWM control/high carrier frequency PWM control (V/F control, General-purpose magnetic flux vector control,
Optimum excitation control can be selected)
Output frequency range 0.2 to 400Hz
Frequency setting
resolution
Analog input
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)
Digital input 0.01Hz
Frequency accuracy
Analog input Within
±
1% 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 400Hz. Constant-torque/variable torque pattern can be selected
Starting torque 150% or more (at 1Hz)...when General-purpose magnetic flux vector control and slip compensation is set
Torque boost Manual torque boost
Acceleration/deceleration time setting
0.1 to 3600s (acceleration and deceleration can be set individually), linear or S-pattern acceleration/deceleration
mode can be selected.
Braking torque
Regenerative
∗1
0.1K, 0.2K ... 150%,
0.4K, 0.75K ... 100%,
1.5K ... 50%,
2.2K or more ... 20%
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 200% adjustable), whether to use the function or not can be selected
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Frequency setting
signal Analog input
Two points
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
Digital input Entered from operation panel and parameter unit. Frequency setting increments is selectable
Start signal Forward and reverse rotation or start signal automatic self-holding input (3-wire input) can be selected.
Input signal (Five terminals)
You can select from among multi-speed selection, remote setting, second function selection, terminal 4 input
selection, JOG operation selection, PID control valid terminal, 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.
Operational functions
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, second
function, multi-speed operation, regeneration avoidance, slip compensation, operation mode selection, offline auto
tuning function, PID control, computer link operation (RS-485), Optimum excitation control, power failure stop, speed
smoothing control, Modbus-RTU
Out
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Open collector output One terminal
Relay output One terminal
Operating status
You can select from among 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, fan alarm*3,
heatsink overheat pre-alarm, deceleration at an instantaneous power failure, PID control activated, PID output
interruption, during retry, life alarm, current average value monitor, remote output, alarm output, fault output, fault
output 3, and maintenance timer alarm.
Output point for
meter
Pulse output MAX 2.4kHz: one point
For meter
Pulse train output
(MAX 2.4kHz: one terminal)
You can select from among output frequency, output current (steady), output voltage, frequency setting, 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, PID deviation, motor thermal load factor, and inverter thermal load factor.
Pulse train output (1440 pulse/s/full scale)
In
di
cat
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Operation panel
Parameter unit (FR-
PU07)
Operating status
You can select from among output frequency, output current (steady), output voltage, frequency setting, cumulative
energization time, actual operation time, 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, output power, cumulative power, motor thermal load
factor, inverter thermal load factor, PTC thermistor resistance.
Fault definition
Fault definition is displayed when the fault occurs and the past 8 fault definitions (output voltage/current/frequency/
cumulative energization time right before the fault occurs) are stored
Interactive
guidance
Function (help) for operation guide