Shinyei PPD 4NS Оптический датчик частиц (два имульсных выхода для концентраций частиц примерно 1 и примерно 2.5 микрон)

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IAQ (indoor air quality) at a glance! Particle sensor to detect air-bourne particles in a room. It is sensitive to dust, particles and cigarette smoke which can trigger many allergic symptoms

Based on the light scattering method, it always detects airborne particles. Pulse output that corresponds to concentration per unit volume of particles can be obtained, with using an original detection method based on light scattered principle similar to the particle counter.
Stable and sensitive detection of not only cigarette smoke but house dust which are indoor asthma triggers.

Air is self-aspirated with the current of air generation mechanism with a built-in heater.

Easy maintenance. High sensitivity lasts long term.

Dual output for the particle size over 1 micron and 2.5 micron (approx).

More compact and lighter, and easy installation.

Application : Air Purifier, Air Quality Monitor, Air Conditioner, Ventilator