19.
LOADING AND INSTALLATION
19.2 Installation Environment
Avoid the following environment when installing a PLC system:
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
The ambient temperature may fall outside the range of 0 to 55
The ambient humidity may fall outside the range of 10 to 90%RH.
Condensation may occur due to drastic changes in temperature.
Corrosive gas or flammable gas exists.
A lot of conductive powdery substance such as dust or iron powder, oil mist, salt, or
organic solvent exists.
A location exposed to direct sunlight.
Strong electric or magnetic fields may be generated.
Vibrations and shocks are transmitted directly to the system.
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