• UV sensor combined with dual IR
sensor, according to EN 54-10,
Class 1
• Detection of open flames through
flickering IR and UV radiation
• Highest immunity to deceptive alarms
• Selectable response delay
• Relay contacts for alarm and fault
• Integrated optical test function
Description
The Flame Detector 16591 responds to the flickering The response delay of the detector can be selected in
infrared and ultraviolet radiation of open flames. There- 4 steps between 1 and 8s. An alarm and a fault conditi-
fore, it is extremely well suitable for the detection of on is signalled via two dry relay contacts. Conventional
fires which are difficult to detect with common smoke technology is used for alarm transmission to the fire
detectors – for example, alcoholic fires or gas flames. detection control panel. The detector can be integra-
The detector is ideal for the following applications:
• Aircraft hangars
ted into an ADM loop by means of a conventional zone
module.
• Power stations and turbine plants
• Military bases
A simple test of the detector can be carried out by
means of the integrated optical self test function, which
does not require additional tools. During this self test,
built-in infrared and ultraviolet light sources simulate a
• Nuclear facilities
• Fuel depots
Thanks to the combination of two independent infrared fire situation which activates the detector.
sensors for different wavelengths and an UV sensor as
well as an intelligent evaluation logic, the detector can The detector has been designed for indoor and outdoor
distinguish particularly safely between alarm situations use. The optional Detector Mounting Bracket 7127 al-
and deceptive alarms. Therefore, it is very insensitive lows stepless horizontal and vertical adjustment for the
to disturbance sources such as sunlight, fluorescent easy adaptation of the detector to the required monito-
lamps or electric arcs.
ring area.
The detector complies with EN 54-10, Class 1, which For use in explosion-hazardous areas, an Ex version of
means it is suitable to detect flames up to a distance the flame detector is available on request.
of 25m.
Building Safety. Building Security.
A
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