Wiring Requirements - Moxa Technologies EtherDevice Hardware Installation Manual

Wiring Requirements

Warning
Do not disconnect modules or wires unless the power supply has
been switched off or the area is known to be nonhazardous.
The devices may only be connected to the supply voltage shown
on the type plate.
The devices are designed for operation with a safety extra-low
voltage. Thus, they may only be connected to the supply voltage
connections and to the signal contact with the safety extra-low
voltages (SELV) in compliance with IEC950/ EN60950/
VDE0805.
Warning
Substitution of components may impair suitability for Class I,
Division 2 and Zone 2.
These devices must be supplied by a SELV source as defined in
the Low Voltage Directive 73/23/EEC and 93/68/EEC.
Warning
This equipment has been evaluated as EEx nC IIC T4 equipment
under DEMKO Certificate No. 03 ATEX 0324537U. Each module
is marked
Atmospheres. The device must be installed in a minimum IP 54
enclosure as defined in IEC 60529 and EN 60529.
This unit is a building-in type. The installation into a certain end
equipment shall comply with fire enclosure request of IEC
60950/EN60950 or similar sentence.
3-2
MOXA EtherDevice Server Hardware Installation Guide
II 3G and is suitable for use in Zone 2 Explosive