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Det-Tronics X3302 - Installation and Safety; Safety Precautions; Detector Positioning

Det-Tronics X3302
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95-876852.1
It is recommended that a flame detector that has an
intense IR source within its FOV (e.g., turbine enclosure,
fin-fan cooler) be inhibited prior to personnel working on
or in close proximity to the detector. Consult the factory
for software and hardware configurations that can help
mitigate the effects of background IR sources.
IMPORTANT SAFETY NOTES
WARNING
Do not open the detector assembly in a
hazardous area when power is applied.
The detector contains limited serviceable
components and should never be opened.
Doing so could disturb critical optical
alignment and calibration parameters,
possibly causing serious damage.
CAUTION
The wiring procedures in this manual are
intended to ensure proper functioning of the
device under normal conditions. However,
because of the many variations in wiring
codes and regulations, total compliance to
these ordinances cannot be guaranteed. Be
certain that all wiring complies with the NEC
as well as all local ordinances. If in doubt,
consult the authority having jurisdiction
before wiring the system. Installation must be
done by a properly trained person.
CAUTION
To prevent unwanted actuation or alarm,
extinguishing devices must be disabled prior
to performing system tests or maintenance.
CAUTION
The multispectrum IR ame detectors are
to be installed in places where the risk of
mechanical damage is low.
ATTENTION
Remove the protective cover from the front
of the detector before activating the system.
ATTENTION
Observe precautions for handling
electrostatic sensitive devices.
INSTALLATION
NOTE
The recommended lubricant for threads
and O-rings is a silicone free grease (p/n
005003-001) available from Det-Tronics.
Under no circumstances should a lubricant
containing silicone be used.
DETECTOR POSITIONING
Detectors should be positioned to provide
the best unobstructed view of the area to be
protected. The following factors should also be
taken into consideration:
Identify all high risk fire ignition sources.
Be sure that enough detectors are used to
adequately cover the hazardous area.
Be sure that the unit is easily accessible for
cleaning and other periodic servicing.
Verify that all detectors in the system are properly
located and positioned so that any fire hazards
are within both the Field of View (FOV) and
detection range of the detector. The Q1201C
Laser Aimer is recommended for establishing
the detector's FOV. Refer to the "High Resolution
Field of View Diagrams" for specific information
regarding detector range and FOV.
The detector should be aimed downward at
least 10 to 20 degrees to allow lens openings
to drain. See Figure 1. The detector should be
positioned so that its FOV does not cover
areas outside the area that requires ame
detection monitoring. This will minimize the
possibility of false alarms caused by activities
outside the area requiring protection.
Figure1—Detector Orientation Relative to Horizon
CENTER AXIS
OF DETECTOR
FIELD OF VIEW
CENTER AXIS
OF DETECTOR
FIELD OF VIEW
INCORRECT
CORRECT
NOTE: DETECTOR MUST ALWAYS BE AIMED
DOWNWARD AT LEAST 10 TO 20 DEGREES.
D1974
Figure2—Front View of the X3302
VIEWING WINDOW (3)
o
i
REFLECTOR PLATE
PLACE MAGNET
HERE TO INITIATE
MAGNETIC o
i
o
i
MAGNET
DETECTOR
STATUS INDICATOR
F2068

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