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App. 5 MR-J3-200B-RT servo amplifier
Connectors (CNP1, CNP2, and CNP3) and appearance of MR-J3-200B servo amplifier have been changed
from January 2008 production. Model name of the existing servo amplifier is changed to MR-J3-200B-RT. The
difference between new MR-J3-200B servo amplifier and existing MR-J3-200B-RT servo amplifier is described
in this appendix. Sections within parentheses in the following sections indicate corresponding sections of the
instruction manual.
App. 5.1 Parts identification (1.7.1 Parts identification)
7
9
6
8
5
4
3
2
1
0
F
E
D
C
B
A
12
ON 4F
SW1
SW2
TEST
Fixed part
(3 places)
Cooling fan
Used to set the axis No. of servo amplifier.
Rotary axis setting switch (SW1)
SW2
Test operation select switch (SW2-1)
Used to perform the test operation
mode by using MR Configurator.
Spare (Be sure to set to the "Down"
position).
Detailed
explanation
Section 3.13
SW1
Section 3.13
Name/Application
12
Display
The 3-digit, seven-segment LED shows the servo
status and alarm number.
Main circuit power supply connector (CNP1)
Connect the input power supply.
USB communication connector (CN5)
Connect the personal computer.
I/O signal connector (CN3)
Used to connect digital I/O signals.
More over an analog monitor is output.
Section 3.2
Section 3.4
SSCNET cable connector (CN1A)
Used to connect the servo system controller or the front
axis servo amplifier.
SSCNET cable connector (CN1B)
Used to connect the rear axis servo amplifier. For the final
axis, puts a cap.
Encoder connector (CN2)
Used to connect the servo motor encoder.
Charge lamp
Lit to indicate that the main circuit is charged. While
this lamp is lit, do not reconnect the cables.
Battery connector (CN4)
Used to connect the battery for absolute position data
backup.
Battery holder
Contains the battery for absolute position data backup.
Protective earth (PE) terminal ( )
Ground terminal.
Rating plate
7
6
5
4
3
2
1
0
F
E
D
C
B
A
9
8
Chapter 4
Section 3.1
Section 3.3
Section 11.8
Section 3.2
Section 3.4
Control circuit connector (CNP2)
Connect the control circuit power supply/regenerative
option.
Section 3.1
Section 3.3
Section 3.2
Section 3.4
Servo motor power connector (CNP3)
Connect the servo motor.
Section 3.1
Section 3.3
Section 3.4
Section 11.1
Section 11.9
Chapter 12
Section 12.3
Section 3.1
Section 3.3
Section 1.5