1 Functions and configuration
1 - 4
1.3 Servo amplifier standard specifications
Model MR-J4- 10A 20A 40A 60A 70A 100A 200A 350A 500A 700A
Rated voltage 3-phase 170 V AC
Output
Rated current [A] 1.1 1.5 2.8 3.2 5.8 6.0 11.0 17.0 28.0 37.0
Power
supply/Freque
ncy
3-phase or 1-phase 200 V AC to 240 V AC,
50 Hz /60 Hz
3-phase 200 V AC to 240 V AC, 50 Hz/60 Hz
Rated current [A] 0.9 1.5 2.6
3.2
(Note 5)
3.8 5.0 10.5 16.0 21.7 28.9
Permissible
voltage
fluctuation
3-phase or 1-phase 170 V AC to 264V AC
3-phase 170 V AC to 264V
AC
Main circuit
power supply
input
Permissible frequency
fluctuation
Within ±5%
Power supply
capacity
[kVA] Refer to section 10.2.
Inrush current [A] Refer to section 10.5.
Power
supply/Freque
ncy
1-phase 200 V AC to 240 V AC, 50 Hz/60 Hz
Rated current [A] 0.2 0.3
Permissible
voltage
fluctuation
1-phase 170 V AC to 264V AC
Control circuit
power supply
Permissible frequency
fluctuation
Within ±5%
Power
consumption
[W] 30 45
Inrush current [A] 20 to 30 30
Voltage/Frequ
ency
24 V DC ± 10%
Interface
power supply
Power supply
capacity
[A] (Note 1) 0.5 (including CN8 connector signals)
Control
method
Sine-wave PWM control, current control method
Dynamic brake Built-in
USB Connection to a personal computer or others (MR Configurator2-compatible)
Communicati
on function
RS-422 Available in the future.
Max. input pulse
frequency
4 Mpps (for differential receiver), 200 kpps (for open collector)
Positioning feedback
pulse
Encoder resolution (resolution per servo motor revolution): 22 bits
Command pulse
multiplying factor
Electronic gear A:1 to 16777216, B:1 to 16777216, 1/10 < A/B < 4000
In-position range
setting
0 pulse to ±65535 pulses (command pulse unit)
Error
excessive
±3 revolutions
Position
control mode
Torque limit Set by parameter setting or external analog input (0 V DC to +10 V DC/maximum torque)
Speed control
range
Analog speed command 1: 2000, internal speed command 1: 5000
Analog speed
command input
0 to ±10 V DC/rated speed (The speed at 10 V is changeable with [Pr. PC12].)
Speed
fluctuation
ratio
0.01% or less (load fluctuation 0% to 100%), 0% (power fluctuation ±10%), ±0.2% or less
(ambient temperature 25 ± 10 °C) when using analog speed command
Speed control
mode
Torque limit Set by parameter setting or external analog input (0 V DC to +10 V DC/maximum torque)
Analog torque
command input
0 V DC to ±8 V DC/maximum torque (input impedance 10 kȍ to 12 kȍ )
Torque
control mode
Speed limit Set by parameter setting or external analog input (0 V DC to 10 V DC/rated speed)
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