![](https://gqt.gr/1221/kl735a-kilsen-addressable-dual-optical-and-heat-detector.jpg)
Addressable Dual (Optical and Heat) Detector
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Dual technology (one photoelectric and two heat sensors) is used for accurate detection of various types of fires. The heat detection is based on a fixed and rate-of-rise response whilst the photoelectric sensor uses the Tyndall optical effect.
Addressable Dual (Optical and Heat) Detector