Videotec EXH - Manual (Page 11)

EN - English - I
nstruc
tions manual
9
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 is made and certified in compliance
with the 94/9/CE ATEX Directive, the IECEx
international Standard, GOST-R STANDARDS, and
Chinese standards, which define the application field
and the 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
g The housing and the heating system must
use the same power supply.
h The installer should never use devices
that do not remain within the specified
maximum values.
• Camera: Analogue or network camera
• Maximum power: 20W
• Maximum voltage: 240Vac
• Usable volume for camera/lens: 2800cm3
• Minimum distance between the walls of the
housing and the camera/lens: 12mm
5 Preparing the product
for use
h Any change that is not expressly approved
by the manufacturer will invalidate both
the guarantee and certification.
j No special requirements are demanded
from those in charge of handling; therefore
follow normal accident prevention
regulations when carrying out this
operation.
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