Preparing The Product For Use; Safety Precautions Before Use; Contents And Unpacking; Installing And Assembling - Videotec EXPT Bedienungsanleitung

5 Preparing the product
for use
Any change that is not expressly approved
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by the manufacturer will invalidate both
the guarantee and certification.
5.1 Safety precautions before
use
The following procedures should be carried
g
out with the power supply disconnected,
unless indicated otherwise. An appropriate
protection device should be installed in
the electrical equipment upstream of the
device.
Never exceed performance specifications.
o
Do not replace the housing screws with
other kinds of screw. Make all connections
in a non-explosive atmosphere.
The device must be installed only
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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 pan & tilt device
• 1 gasket kit
• 1 user's handbook
6 Installing and
assembling
Only specialised personnel should be
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allowed to install and assemble the device.

6.1 Assembly

6.1.1 Range of use

The EXPT pan & tilt 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 device by the user.
The EXPT pan & tilt has been built and certified in
compliance with ATEX directive 94/9/EC, with the
international IECEx standard, which define its range
of application and minimum safety requirements.
The P&T for thermal imaging cameras have been
built and certified in compliance with ATEX directive
94/9/CE, which define the range of application and
minimum safety requirements.
6.1.2 Specification of maximum values
when installing cameras, including lens
The installer should never use devices
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that do not remain within the specified
maximum values.
• Maximum power: 20W
• Maximum voltage: 24Vac
• Usable volume for camera/lens: 2800cm3
• Minimum distance between the walls of the
housing and the camera/lens: 12mm
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