Network Wiring - Toshiba V Series User Manual

Chapter 9 Installation and Wiring

9.4 Network Wiring

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See section 3.6, "Network Wiring Equipment" for details on the equipment that makes up
the network. This section presents an outline of the wiring laid inside the control panel
and outside the control panel. This section also presents individual notes on the coaxial
cables used, the AUI cables, and the MAUs.
• When laying network cable, take adequate safety measures and perform all operations in
accordance with the relevant standards. See the ISO/IEC 8802-3 standard for details on lay-
ing networks.
• We strongly recommend hiring a qualified contractor who has specialized knowledge about
safety precautions and standards.
• Avoid installing 10BASE5 or 10BASE2 networks in environments that have high noise levels.
If this is unavoidable, adopt the noise prevention measure described below.
(1) Overview of wiring outside the control panel
(a) Layout environment and required work
Lay out cables in a manner appropriate for the environment. The steps listed in
the following table are generally required.
Table 9-1 Wiring Environment and Work Operations
Environment in which cable is laid
Work operations
Locations where cables will not
be damaged
Location where cables could
be damaged
Locations where there is a
likelihood of electromagnetic
interference
The term "installation with protective pipes" means that either metal or PVC pipes may be
used.
Caution
Major categories
Places where there is normally
motion of people and objects
Places where humidity,
chemicals, oils may influence
cables, or heat
Places where cables may be
damaged by rats, mice, or
other animals.
Places where cables may
receive strong mechanical
shocks, or where heavy
physical loads may be placed
on the cables.
Minor categories
Installation without protective
pipes
Installation with protective
pipes
Installation with protective
pipes
Installation with protective
metal pipes
Installation with protective
pipes
Installation with protective
metal pipes
Protective installation and
separation of cables.
Installation with protective
metal pipes
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