303
Common specifications
7.2 Common specifications
Motor
MM-GKR motor
S-PM geared motor
Control speci
fica
ti
ons
Control method
PM sensorless vector control (low-speed range:
current synchronization operation)
PM sensorless vector control (low-speed range:
current synchronization operation)
Carrier frequency
10kHz (when driving an MM-GKR motor)
5kHz
Starting torque
200%
(initial value)
100%
(initial value)
Torque boost
PM control torque boost, DC injection brake
torque boost
Initial magnetic pole
detection time
Approx. 0.1s (performed at start, at SON/LX signal ON.)
Torque limit operation level
Operation current level can be set (0 to 200% adjustable), whether to use the function or not can be
selected.
S
p
ee
d control
Speed fluctuation ratio
±0.05%
Speed control range
Full speed range (speed ratio at digital input 1:1000) PM sensorless vector control range 1:10
Speed
setting
resolution
Analog
input
3r/min/3000r/min (terminal2, 4: 0 to 10V/10-bit)
6r/min/3000r/min (terminal2, 4: 0 to 5V/9-bit)
3r/min/3000r/min (terminal4: 0 to 20mA/10-bit)
Digital
input
1r/min
Analog speed command
input
Two terminals
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
Acceleration/
deceleration time setting
0.01 to 360.00s (acceleration and deceleration can be set individually).
Acceleration/
deceleration time pattern
Selectable between the linear acceleration/deceleration and the S-pattern acceleration/deceleration
Digital speed command
input
Input from the operation panel or parameter unit. Frequency setting increment is selectable.
Po
sit
ion
c
o
n
tr
o
l
Command input method
Point table method. Position control by an
absolute position command is available after
home position return.
Motor internal command
resolution
5120 [pulses/rev]
Positioning accuracy
1.8° (mechanical angle of 200 [pulses/rev]
resolution equivalent; input voltage of 200V; and
wiring length of 5m or less)
Communication
specification
Built-in to the drive unit : RS-485 communication (Mitsubishi inverter protocol, Modbus-RTU
communication)
Option: CC-Link communication
Summary of Contents for FR-E700EX
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