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App. 5 MR-J3-200T-RT servo amplifier
Connectors (CNP1, CNP2, and CNP3) and appearance of MR-J3-200T servo amplifier have been changed
from January 2008 production. Model name of the existing servo amplifier is changed to MR-J3-200T-RT. The
difference between new MR-J3-200T servo amplifier and existing MR-J3-200T-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 (1.6.1 Parts identification)
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
Fixed part
(3 places)
Cooling fan
RS-422 communication connector (CN3)
Used to connect the MR-PRU03 parameter unit or
personal computer.
Section 4.1
Section 4.3
Section 12.1
L.RUN
SD
RD
L.ERR
Set the number of occupied stations.
Station number switches (STATION NO.)
Set the station number of the servo amplifier.
Baud rate switch (MODE)
CC-Link connector (CN1)
Wire the CC-Link cable.
Communication alarm display section
Indicates alarms in CC-Link communication.
Select the CC-Link communication baud rate.
Occupied station count switch (SW1)
5
4
3
2
1
0
9
8
7
6
MODE
Set the ten place.
Set the one place.
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
X10 STATION NO. X1
SW1
Display
The 3-digit, seven-segment LED shows the servo
status and alarm number.
Main circuit power supply connector (CNP1)
Used to connect the input power supply.
USB communication connector (CN5)
Used to connect the personal computer.
Control circuit connector (CNP2)
Used to connect the control circuit power supply/
regenerative option.
Section 4.1
Section 4.3
Section 12.1
Section 14.2
I/O signal connector (CN6)
Used to connect digital I/O signals.
Servo motor power connector (CNP3)
Used to connect the servo motor.
Encoder connector (CN2)
Used to connect the servo motor encoder.
Battery connector (CN4)
Used to connect the battery for absolute position data
backup.
Charge lamp
Lit to indicate that the main circuit is charged. While
this lamp is lit, do not reconnect the cables.
Battery holder
Contains the battery for absolute position data backup.
Rating plate
Protective earth (PE) terminal ( )
Ground terminal.
Name/Application
Detailed
explanation
Section 5.3
Chapter 11
Section 3.2.4
Section 3.2.3
Section 3.2.5
Section 11.3
Chapter 7
Chapter 7
Chapter 8
Chapter 15
Section 3.2.2
Section 4.2
Section 4.4
Section 4.1
Section 4.3
Section 12.1
Section 4.10
Section 14.1
Section 5.8
Section 14.7
Section 5.8
Section 1.4
Section 4.1
Section 4.3
Section 12.1