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3. Mounting
3.1 Mounting and safety instructions
DANGER
DANGER
NOTE -
The technical data listed in the EC type-examination certificate are
binding. Download these by accessing
www.hansfordsensors.com or request them by email or phone
sales@hansfordsensors.com | phone.: +44 (0) 845 680 1957
NOTE -
Make sure that the entire interconnection of intrinsically safe components
remains intrinsically safe. The owner-operator is responsible for the intrinsic safety
of the overall system (entire circuitry).
NOTE -
Make sure that an equipotential bonding is in place for the entire course
of the line, both inside and outside the intrinsic area.
NOTE -
The external circuit must prevent an external power-in-flow to the
contacts. Suitable signal separating devices which fulfil this demand have to be
used.
NOTE -
If there is increased risk of damage to the device by lightning strike or
overvoltage, increased lightning protection must additionally be provided!
NOTE -
Do not remove the packaging of the device until shortly before the
mounting procedure in order to exclude any damage! Dispose of the packaging
properly!
NOTE -
The display and the plastic housing are equipped with a rotation
limiters. Please do not attempt to overtighten it by applying increased force.
QM039 Issue 1
Danger of death from explosion, airborne
parts, leaking fluid, electric shock
-
Always mount the device in a depressurized
and de-energized condition!
-
Do not install the device while there is a risk of
explosion.
Danger of death from improper installation
-
Installation must be performed only by
appropriately qualified persons who have
read and understood the user manual.
- 8 -
HS-517 User Manual
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