Optical alarm

An optical smoke alarm (also called photo- electric smoke alarm ) works using the light scatter principle. Purchase smoke alarms , heat alarms , batteries and more online at Safelincs. Optical: These are more expensive but more effective at detecting larger particles of smoke produced by slow-burning fires, such as smouldering foam-filled upholstery and overheated PVC wiring. They are marginally less sensitive to fast flaming fires.

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Contains optical and heat sensor to detect both smoke and heat, so responds to all fire types from fast flaming to slow smouldering providing the best fire reponse.

As the alarm also intelligently monitors both sensors, the risk of nuisance alarms is virtually eliminated.

Fit Multi-Sensor Alarms in: Hallway, Landing, Living Room . Buy Smoke Alarms from Screwfix. As smoke enters, the infrared light is scattered onto the photodiode light receptor, triggering an alarm. The next step in alarm evolution.

In some applications heat alarms are fitted in garages. Optical (or photoelectric) alarms are light sensors. The Ei146RC replaces the previous Ei1model but can still be used to . Integrated Piezo-electrical sounder. Best For Slow, Smouldering Fires. Many of you call us everyday asking for the difference between ionisation and optical smoke alarms.

Suitable for use in areas adjacent to where cooking fumes are present. The large central test and silence button makes testing and silencing easy. FREE next day delivery available, free collection in . Up to compatible smoke and heat alarms can be linked simultaneously. Single button test and silence function. Kidde Firex smoke alarms offer the very best in quality and reliability.

The KFis compliant with the latest in building regulations for new housing. Wireless and interconnectable – one alarm sets off the rest! The more alarms you have, the . Visit your local store for the widest range of tools products. We supply trade quality DIY and home improvement products at great low prices.

This slim line modern design allows the alarms to be less obtrusive into the room, whilst maintaining the same easy-fit footprint, meaning it's simple to upgrade from the 160RC Series alarms with no . The FireAngel SO-6optical smoke alarm provides toast-proof sensing technology ideal for rooms adjacent to kitchen areas.