Instruction manual

1 - 9
1. FUNCTIONS AND CONFIGURATION
(3) MR-J3-500B-RJ004
POINT
The servo amplifier is shown without the front cover. For removal of the front
cover, refer to Section 1.7.2.
7
9
6
8
5
4
3
2
1
0
F
E
D
C
B
A
12
ON4E
SW1
SW2
TES T
Chapter 2
Section 4.2
MR-J3-B
Servo Amplifier
Instruction Manual
Section 4.2
Chapter 2
Section 1.4
MR-J3-B
Servo
Amplifier
Instruction
Manual
Section 4.3
MR-J3-B
Servo
Amplifier
Instruction
Manual
Chapter 3
Cooling fan
Test operation select switch (SW2-1)
Used to perform the test operation
mode by using MR Configurator (Setup
software).
Spare (Be sure to set to the "Down"
position).
SW2
1
2
Display
The 3-digit, seven-segment LED shows the servo
status and alarm number.
SW1
8
7
6
5
4
3
2
1
0
F
E
D
C
B
A
9
8
7
6
5
4
3
2
1
0
F
E
D
C
B
A
9
8
7
6
5
4
3
2
1
0
F
E
D
C
B
A
9
Rotary axis setting switch (SW1)
Used to set the axis No. of servo amplifier.
USB communication connector (CN5)
Used to connect with the personal computer.
Name/Application
Detailed
Explanation
I/O signal connector (CN3)
Used to connect digital I/O signals.
More over an analog monitor is output
DC reactor terminal block (TE3)
Used to connect the DC reactor.
Charge lamp
Lit to indicate that the main circuit is charged. While
this lamp is lit, do not reconnect the cables.
Control circuit terminal block (TE2)
Used to connect the control circuit power supply.
Name plate
Protective earth (PE) terminal ( )
Ground terminal.
Used to connect the rear axis servo amplifier. For the final
axis, puts a cap.
SSCNET cable connector (CN1B)
SSCNET cable connector (CN1A)
Used to connect the servo system controller or the front
axis servo amplifier.
Encoder connector (CN2)
Used to connect the servo motor encoder.
Main circuit terminal block (TE1)
Used to connect the input power supply and servo
motor.
Fixed part
(4 places)
Connector for thermistor (CN2)
Used to connect the thermistor of the linear servo motor.
Connector for manufacturer setting (CN4)
Not used for this servo amplifier.