Videotec EXH Bedienungsanleitung Seite 11

Before installation, make sure the power
h
supply and protection specifications of the
device correspond to those in the original
order. Use of unsuitable appliances can
cause serious hazards, risking the safety
of personnel and of the installation.
5 Preparing the
product for use
Any change that is not expressly approved
h
by the manufacturer will invalidate
both the guarantee and certification.
5.1 Safety precautions
before use
g The following procedures should be
carried out with the power supply
disconnected, unless indicated otherwise.
An appropriate protection device
should be installed in the electrical
equipment upstream of the device.
o Never exceed performance specifications.
Do not replace the housing screws with
other kinds of screw. Make all connections
in a non-explosive atmosphere.
h The device must be installed only
and exclusively by qualified technical
personnel. Make connections
and tests in the laboratory before
carrying out installation on site. Use
appropriate tools for the purpose.
5.2 Contents and unpacking
When the product is delivered, make sure that
the package is intact and that there are no
signs that it has been dropped or scratched.
If there are obvious signs of damage,
contact the supplier immediately.
Keep the packaging in case you need
to send the product for repairs.
Check the contents to make sure they correspond
with the list of materials as below:
• 1 explosion-proof housing
• 1 gasket kit
• 1 instructions manual
6 Installing and assembling
h Only specialised personnel should be
allowed to install and assemble the device.
6.1 Assembly
6.1.1 Range of use
The EXH housing is designed for use in a fixed
location, for surveillance of areas with class 1-21 or
class 2-22 potentially explosive atmospheres, using a
camera/lens installed inside the housing by the user.
The EXH housing has been built and certified in
compliance with ATEX directive 94/9/CE, with
the international IECEx standard and with the
GOST-R STANDARD, which define its range of
application and minimum safety requirements.
The housings for thermal imaging cameras
have been built and certified in compliance
with ATEX directive 94/9/CE and with the
GOST-R STANDARD, which define the range of
application and minimum safety requirements.
6.1.2 Specification of maximum values
when installing cameras, including lens
The housing and the heating system
g
must use the same power supply.
h The installer should never use
devices that do not remain within
the specified maximum values.
• Maximum power - 20W
• Maximum voltage - 240Vac
• Available space for camera
(360mm with glass protection device)
- 100x100x280mm
9