Co.,Ltd.
UV/IR Type Flame Detector
RFD-2000X
Document No. Manual-2000X Rev.3
March 2013
- 11 -
3.2.2.2 Detection Range of False Alarm
The detector is immune to a variety of false alarm sources. Representative samples of
detector's response from false alarm sources are listed below.
Radiation Source
Immunity Distance ft(m)
Indirect or reflected sunlight
No fire alarm
Incandescent lamp 100W
No fire alarm
Fluorescent light 40W
No fire alarm
Resistive electric heater 1500W
No fire alarm
Blue, Green dome light XXXW
No fire alarm
Hot plate (200℃)
No fire alarm
Halogen lamp 500W (Glass)
No fire alarm
Halogen lamp 1000W (Quartz lamp)
14.5 (4.4)
Grinding metal
3.3 (1)
Arc welding (5mm, 200A)
20 (6)
[Table 7] Types of False Alarm source and Its Relationship between Flame Detection
3.2.3 Environment points to be considered when use
ㆍ Installation places and availability of fuels (Family of Hydrocarbon and related
flame detection)
ㆍ install product according to its Installation space and it areas of dangerous
(internal/external etc)
ㆍ Select place of installation according to detection range and field of view
ㆍ Temperature range [Min/Max]
of operation/installation
ㆍ Select the place to avoid the area with obstructed object for the appropriate installation
ㆍ Select the place to avoid the area with false alarm statuses affect to the fire detection
※ The above points of considerations are based on the basic environmental standard and
they are vary different between countries in terms of environment, usage, users etc.
