Optical Fiber Cable Specifications - Mitsubishi Electric Melsec QJ71LP21 Reference Manual

3 SPECIFICATIONS

3.1.2 Optical fiber cable specifications

SI (Multi-
Item particulate
Distance
10 Mbps
between
25 Mbps
stations
Transmission loss 12 dB/km
200 m
Core diameter
220 m
Clad diameter
250 m
Primary membrane
Applicable connector
Conversion cable (1m) *1
QJ71LP21GE
SD
IN
RD
Connection loss: 1 dB (max.)
SD
OUT
RD
Optical
module
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This section explains the specifications of the optical fiber cables used with the
MELSECNET/H optical loop system.
Details of the cable specifications must be checked for each cable used.
A technical skill and a special tool are needed when connecting an optical fiber cable
to an exclusive connector.
Optical fiber cables with connectors are available from Mitsubishi Electric System &
Service Co. Ltd. (Catalogs of the optical fiber cables are also available.)
For cabling, consult your local Mitsubishi Electric System & Service representative.
H-PCF
(Plastic-clad)
glass)
500m 1 km
200m 400m
6 dB/km
200 m
250 m
F06/F08 or equivalent (JIS C5975/5977 compliant)
REMARKS
The following types of optical fiber cables are available.
A type : Cable for connection inside control panel
B type : Cable for connection between control panels inside a building
C type : Cable for outdoor connection
DL type : Reinforced cable for outdoor connection
For other special-purpose cables such as flexible cables or heat-resistant cables,
contact Mitsubishi Electric System & Service Co., Ltd.
(1) Cable loss of GI-62.5/125 optical fiber cable
Adaptor
Total cable loss = 7.5 dB or less
1: Conversion cable
Conversion Type
CA type FC type
CA type ST type
CA type SMA type
Purchased from: Mitsubishi Electric Europe GmbH
Broad-band H-
QSI (Quartz glass)
PCF (Plastic-clad)
1 km 1 km
1 km 1 km
5 dB/km 5.5 dB/km
200 m 185 m
250 m 230 m
250 m
5.5 dB or less
Connection loss: 1 dB (max.)
AGE-1P-CA/FC1.5M-A
AGE-1P-CA/ST1.5M-A
AGE-1P-CA/SMA1.5M-A
MELSEC-Q
GI-50/125 GI-62.5/125
(Quartz glass) (Quartz glass)
2 km 2 km
Must not be used Must not be used
3 dB/km 3 dB/km
50 m 62.5 m
125 m 125 m
Conversion cable (1m)
Adaptor
Cable
SD
IN
RD
SD
OUT
RD
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