Mitsubishi Electric FR-D720S SC EC, Instruction Manual

Page: 487 / 512

Appendix Common specifications
FR-D700 SC EC A - 3
A.2 Common specifications
FR-D700 SC Specification
Control specification
Control system V/f control, optimum excitation control, general-purpose magnetic flux vector control
Modulation control Sine evaluated PWM, Soft PWM
Output frequency range 0.2–400Hz
Frequency setting
resolution
Analog input
0.06Hz/0–50Hz (terminal 2, 4: 0–10V/10bit)
0.12Hz/0–50Hz (terminal 2, 4: 0–5V/9bit)
0.06Hz/0–50Hz (terminal 4: 0–20mA/10bit)
Digital input 0.01Hz
Frequency accuracy
Analog input ±1% of the maximum output frequency (temperature range 25°C ±10°C)
Digital input ±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 0.01 to 3600s (can be set individually)
Acceleration/deceleration characteristics Linear or S-form course, user selectable
DC injection brake
Operation frequency (0 to 120Hz),
operation time (0 to 10s) and operation voltage (0 to 30%) can be set individually.
Stall prevention Responses threshold 0–200%, user adjustable
Control signals for operation
Frequency setting
values
Analog input
Terminal 2: 0–5V DC, 0–10V DC
Terminal 4: 0–5V DC, 0–10V DC, 0/4–20mA
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 signals (5 signals)
Any of 5 signals can be selected using parameters 178 to 182 "Input terminal function selection":
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, traverse function selection,
forward rotation, reverse rotation command, inverter reset, PU-NET operation switchover,
external-NET operation switchover, command source switchover, inverter operation enable signal,
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, remote setting,
forward/reverse rotation prevention, second function selection, multi-speed operation,
regeneration avoidance, slip compensation, operation mode selection,
offline auto tuning function, PID control, computer link operation (RS485),
optimum excitation control, power failure stop, speed smoothing control, Modbus-RTU
Output signals
(Open collector output
(two terminals)
Relay output
(one terminal))
Operating status
Using Pr. 190, Pr. 192 or Pr. 197 "Output terminal function selection" selection can be made from:
inverter operation, up-to-frequency, overload alarm, 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 (FR-D720S-070SC or more, FR-D740-036SC or more), heatsink overheat pre-alarm, decel-
eration at an instantaneous power failure, PID control activated, safety monitor output, safety
monitor output 2, during retry, life alarm, fault output 3, current average value monitor, mainte-
nance timer alarm, remote output, alarm output, fault output
Analog output
(0 to 10V DC:
one terminal)
Using Pr. 158 "AM terminal function selection" selection can be made from: output frequency,
motor 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, output power, motor thermal load factor,
inverter thermal load factor
Tab. A-3: Common specifications (1)