Mitsubishi Electric MELSERVO-J2M series, Instruction Manual

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12 - 21
12. OPTIONS AND AUXILIARY EQUIPMENT
12.1.3 Maintenance junction card (MR-J2CN3TM)
(1) Usage
The maintenance junction card (MR-J2CN3TM) is designed for use when a personal computer and
analog monitor are used at the same time.
DC24V
A1 A2 A3 A4 B4 B3 B2 B1 B5 B6 A5 A6
LG LG MO1 MO2
CN3A CN3
CN3B
A
10k
4 MO1
14 MO2
7 MO3
11 LG
SD
A
10k
A
10k
13 MBR
RA
CN3C
8
20
3 SG
EM1
VIN
Plate
Interface unit
Bus cable
MR-J2HBUS M
Maintenance junction card (MR-J2CN3TM)
Communication cable
Monitor output
Max. 1mA
Reading in both
directions
Analog monitor output 1
Analog monitor output 2
(2) Connection diagram
2
20
1
3
4
5
6
7
8
9
10
12
11
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
2
1
3
4
5
6
7
8
9
10
12
11
13
14
15
16
17
18
20
1
3
4
5
10
13
14
15
19
20
B5
B6
A5
A6
A1
A2
A3
A4
B4
B3
B2
B1
19
CN3B CN3A CN3C
LG
LG
MO1
MO2
TE1
LG
RXD
SG
MO3
VIN
LG
TXD
MBR
MO2
EM1
MO1
Shell Shell Shell
Not used.