Mitsubishi Electric MELSEC-Q QD75M, User Manual

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Appendix - 30
MELSEC-Q
APPENDICES
Appendix 3.2 Wiring of SSCNET cables
Generally use the SSCNET cables available as our options. If the required length is
not found in our options, fabricate the cable on the customer side.
(1) SSCNET cable
The following table indicates the SSCNET cables used with each motion
controller and the servo amplifiers. Make selection according to your operating
conditions.
Table 1 Table of SSCNET cable
Type Description
MR-HBUS
†
M
• Connection between MR-H-BN/MR-H-BN4 and MR-H-BN/MR-H-BN4
• MR-HBCNS: connector set (sold separately)
MR-J2HBUS
†
M
• Connection between QD75M
†
and (MR-J2-B/MR-J2S-B/MR-J2-
Jr/MR-J2M-B)
• Connection between (MR-J2-B/MR-J2S-B/MR-J2-Jr/MR-J2M-B) and
(MR-J2-B/MR-J2S-B/MR-J2-Jr/MR-J2M-B).
• MR-J2CN1: connector set (sold separately)
MR-J2HBUS
†
M-A
• Connection between QD75M
†
/MR-J2-B/MR-J2S-B/MR-J2-Jr/MR-
J2M-B and MR-H-BN/MR-H-BN4.
• MR-J2CN1-A: connector set (sold separately)
Use the following or equivalent twisted pair cables as the SSCNET cables.
Table 2 Table of wire model
Type Length [m(ft.)] Wire model
MR-HBUS
†
M A14B2343 6 Pair
MR-J2HBUS
†
M
MR-J2HBUS
†
M-A
0.5(1.64), 1(3.28), 5(16.4)
UL20276 AWG#28 10 pair(CREAM)
Table 3 Table of wire specifications
Characteristics of one core
Wire model
Core
size
[mm
2
]
Number of
cores
Structure
[Number of
wires/mm]
Conductor
resistance
[ /km]
Insulating
sheath OD
d[mm]
(Note-1)
Finish OD
[mm]
(Note-2)
A14B2343 6P 0.2 12(6 pairs) 40/0.08 Max.105 0.88 7.2
UL20276 AWG#28 10 pair(CREAM) 0.08 20(10 pairs) 7/0.127 Max.222 0.38 6.1
(Note-1): d is as shown below.
Insulation sheath
Conductor
d
(Note-2): Standard OD. Max. OD is about 10% larger.
!
CAUTION
When fabricating the bus cable, do not make incorrect connection. Wrong connection will cause
runaway or explosion.