Weidmuller ACT20X - Manual (Page 15)

Installation
1066540000/01/12.11 15
5. Installation
DANGER
Risk of explosion!
 For installation in Zone 2, install the
module in an outer enclosure with IP
protection of at least IP54.
 Protection must be according to type
of protection Ex-n or Ex-e.
WARNING
High voltage!
 Before removing or mounting the unit,
turn off power supply.
NOTICE
Material damage through ESD!
 Only carry out the following procedures under
ESD-safe conditions.
5.1 General
This product should only be installed by technically
qualified personnel with sufficient training in
instrumentation and control engineering.
VDE 0105 Part 1 / DIN EN 50110-1 defines qualified
personnel as electrically skilled workers,
electronically instructed personnel or personnel
meeting similar local standards.
5.1.1 Environment
This product is designed for use either indoors
(IP20) in a control panel, or in a weather-proof field
enclosure.
 Avoid direct sunlight, dust, high temperatures,
mechanical vibrations and shock as well as rain
and heavy moisture.
 If necessary, heating in excess of the stated limits
for ambient temperatures should be avoided by
ventilation.
 Product must be installed in pollution degree 2,
overvoltage category II as defined in EN 60664-1.
 Product is designed to be safe at least under an
altitude of up to 2000 m.
5.2 Unpacking
1 Check on receipt that the product received
corresponds to the one ordered.
2 Also make sure that installation instructions have
been supplied.
3 Unpack the product carefully.
 The use of stranded wires is not permitted for
mains wiring except for wires fitted with cable
ends.
 Descriptions of input/output and supply
connections are shown in the block diagram and
on the side label.
 The module is provided with field wiring terminals
and must be supplied from a power supply having
double/reinforced insulation.
 A power switch must be easily accessible and
close to the module.
 The power switch must be marked with a label
telling that it will switch off the voltage to the
module.
 Year of manufacture can be taken from the first
two digits in the serial number.
 Should there be any doubt as to the correct
handling of the module, contact your local
distributor.