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1. FUNCTIONS AND CONFIGURATION
1.2 Servo amplifier standard specifications
(1) 200V class, 100V class
Servo amplifier
MR-J3-
Item
10T 20T 40T 60T 70T 100T 200T 350T 500T 700T 11KT 15KT 22KT 10T1 20T1 40T1
Power supply
Voltage/frequency
3-phase or 1-phase 200 to
230VAC, 50/60Hz
3-phase 200 to 230VAC, 50/60Hz
1-phase 100V to
120VAC, 50/60Hz
Permissible voltage fluctuation
3-phase or 1-phase 200 to
230VAC: 170 to 253VAC
3-phase 170 to 253VAC
1-phase 85 to
132VAC
Permissible frequency
fluctuation
Within
5%
Power supply capacity Refer to section 12.2
Inrush current Refer to section 12.5
Control circuit
power supply
Voltage,
frequency
1-phase 200 to 230VAC, 50/60Hz
1-phase 100 to
120VAC, 50/60Hz
Permissible
voltage fluctuation
1-phase 170 to 253VAC
1-phase 85 to
132VAC
Permissible
frequency
fluctuation
Within
5%
Input 30W 45W 30W
Inrush current Refer to section 12.5
MR-J3- T
Interface power
supply
Voltage 24VDC
10%
Power supply
capacity
(Note 1) 150mA or more
MR-J3-D01
Interface power
supply
Voltage 24VDC
10%
Power supply
capacity
(Note 3) 800mA or more
Control System Sine-wave PWM control, current control system
Dynamic brake Built-in External option Built-in
Protective functions
Overcurrent shut-off, regenerative overvoltage shut-off, overload shut-off (electronic thermal relay),
servo motor overheat protection, encoder error protection, regenerative brake error protection,
undervoltage, instantaneous power failure protection, overspeed protection, excessive error
protection
Command system
Point table
number
input
Operational
specifications
Positioning by specifying the point table No. (255 points)
Position command
input
Set in point table. 1-point feed length setting range: 1[ m] to 999.999[mm]
Speed command
input
Acceleration/deceleration time is set in point table.
S-pattern acceleration/deceleration time constant is set in parameter No. PC13.
System
Signed absolute value command system, incremental value command system, signed absolute
value command/incremental value command specifying system
Position
command
data input
BCD input
Position
command
input
Digital switch or contact input of 6-digit BCD with symbol
1-point feed length setting range:
1[ m] to 999.999[mm].
Speed
command
input
The motor speed and acceleration/deceleration time of the point table No.1 to 15 is selected by
contact input.
S-pattern acceleration/deceleration time constant is set in parameter No.PC13.
System
Signed absolute value command system, incremental value command system, signed absolute
value command/incremental value command specifying system
RS-422
communication
Position
command
input
Positioning command data setting by RS-422 communication
1-point feed length setting range:
1[ m] to 999.999[mm].
Speed
command
input
The motor speed and acceleration/deceleration time is set via RS-422 communication.
S-pattern acceleration/deceleration time constant is set in parameter No. PC13.
System
Signed absolute value command system, incremental value command system, signed absolute
value command/incremental value command specifying system
Operation mode
Automatic
operation
mode
Point table
Point table number input, position data input system
Positioning operation is performed once in accordance with the position and speed commands.
Automatic
continuous
operation
Varied speed operation (2 to 255 speeds), automatic continuous positioning operation (2 to 255
points)
Manual
operation
mode
Jog
Jog operation is performed in accordance with the parameter-set speed command by contact input
or through RS-422 communication function.
Manual pulse
generator
Manual feed is made by manual pulse generator.
Command pulse multiplication:
1, 10 or 100 is selected using parameter.