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13. OPTIONS AND AUXILIARY EQUIPMENT
13.1.5 Junction terminal block (MR-TB20)
POINT
When using the junction terminal block, you cannot use SG of CN1A-20
and CN1B-20. Use SG of CN1A-4 and CN1B-4.
(1) How to use the junction terminal block
Always use the junction terminal block (MR-TB20) with the junction terminal block cable (MR-
J2TBL
M) as a set. A connection example is shown below:
Servo amplifier
Junction terminal bloc
k
MR-TB20
CN1A
or
CN1B
Cable clamp
(AERSBAN-ESET)
Junction terminal
block cable
(MR-J2TBL05M)
Ground the junction terminal block cable on the junction terminal block side with the standard
accessory cable clamp fitting (AERSBAN-ESET). For the use of the cable clamp fitting, refer to Section
13.2.6, (2)(c).
(2) Terminal labels
Among the terminal block labels for the junction terminal block, use the two for the MR-J2S-A(MR-J2-
A). When changing the input signals in parameters No. 43 to 48, refer to (4) in this section and Section
3.3 and apply the accessory signal seals to the labels.
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
1) For CN1A
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
2) For CN1B
PP
LG
OPC
COM
PG
P15R
NP
NG
SG
CR
SD
INP
DO1
VC
TLC
SG
PC
TLA
VDD
LG
SON
TL
P15R
RES
LSP
COM
EMG
ALM
SD
LSN
ZSP
LZ
LB
LZR
LBR
RD
OP
LAR
LA
(3) Outline drawing
[Unit: mm]
([Unit: in.])
60(2.36)
7
50(1.97)
117(4.61)
126(4.96)
(0.28)
MITSUBISHI
MR-TB20
46.2(1.82)
Terminal screw: M3.5
Applicable cable: Max. 2mm
(Crimping terminal width: 7.2mm (0.283 in) max.
)
2
2- 4.5(0.18)