Signal Explanations - Mitsubishi Electric MR-J2S-*B Series Instruction Manual

3. SIGNALS AND WIRING

3.2.2 Signal explanations

For the I/O interfaces (symbols in I/O column in the table), refer to Section 3.4.2.
(1) Connector applications
Connector
CN1A Connector for bus cable from preceding axis.
CN1B Connector for bus cable to next axis
CN2 Encoder connector
Communication connector
CN3
(I/O signal connector)
(Note) CN4 Analog monitor output connector
(Note) CON2 IO signal connector
Note. These connectors are exclusive to the MR-J2S-11KB or more.
(2) I/O signals
(a) Input signal
Signal
Forced stop
(b) Output signals
Signal
Electromagnetic brake
interlock
Dynamic brake
interlock
Encoder A-phase pulse
(Differential line driver)
Encoder B-phase pulse
(Differential line driver)
Encoder Z-phase pulse
(Differential line driver)
Analog monitor 1
Analog monitor 2
(c) Power supply
Signal
Internal power output
for interface
Power input for digital
interface
Common for digital
interface
Control common
Shield
Name
Connector Pin
No.
Symbol
7kw 11kw
or less or more
Turn EM1 off (open EM1 common) to bring the motor to a
forced stop state, in which the base circuit is shut off and the
CN3 CON2
EM1 dynamic brake is operated.
20 2
Turn EM1 on (short EM1 common) in the forced stop state to
reset that state.
Connector Pin
No.
Symbol
7kw 11kw
or less or more
CN3 CON2
MBR In the servo-off or alarm status, MBR turns off.
13 3
CON2 When using this signal, set
DB
4 When the dynamic brake is operated, DB turns off.
CN3 CN3 Outputs pulses per servo motor revolution set in parameter
LA
6 6 No.38 in the differential line driver system. In CCW rotation
CN3 CN3 of the servo motor, the encoder B-phase pulse lags the
LAR
16 16 encoder A-phase pulse by a phase angle of /2.
CN3 CN3
LB
7 7
CN3 CN3
LBR
17 17
CN3 CN3 The zero-phase signal of the encoder is output in the
LZ
8 8 differential line driver system.
CN3 CN3
LZR
18 18
CN3 CN4 Used to output the data set in parameter No.22 to across
MO1
4 1 MO1-LG in terms of voltage. Resolution 10 bits
CN3 CN4 Used to output the data set in parameter No.22 to across
MO2
14 2 MO2-LG in terms of voltage. Resolution 10 bits
Connector Pin
No.
Symbol
7kw 11kw
or less or more
Driver power output terminal for digital interface.
CN3 CON2
VDD Used to output 24V 10% to across VDD-COM. Connect with COM.
10 15
Permissible current: 80mA
Driver power input terminal for digital interface.
CN3 CON2
COM Used to input 24VDC (200mA or more) for input interface.
5 18
Connect with VDD.
CN3 CON2 Common terminal to VDD and COM. Pins are connected internally.
SG
3 1 Separated from LG.
CN3 Common terminal to MO1 and MO2.
CN4
LG 1
4
11
SD Plate Plate Connect the external conductor of the shield cable.
Used for connection with the controller or preceding-axis
servo amplifier.
Used for connection with the next-axis servo amplifier or
for connection of the termination connector.
Used for connection with the servo motor encoder.
Used for connection with the personal computer.
Serves as an I/O signal connector when the personal
computer is not used.
Used to output analog monitor 1 (M01) and analog monitor
2 (M02).
Used to input a forced stop and output the dynamic brake
interlock(DB), the electromagnetic brake interlock
Function/Application
Function/Application
1
Function/Application
3 - 8
Function/Application
in the parameter No. 2.
I/O Division
DI-1
I/O Division
DO-1
DO-1
DO-2
DO-2
Analog
output
Analog
output