AIR CLEANER

摘要

PROBLEM TO BE SOLVED: To provide an air cleaner maintaining detection accuracy of a dust sensor for a long period.

SOLUTION: This air cleaner 1 is provided with a wind tunnel 2 having an air suction port 2a and an exhausting port 2b; an air introduction means 3 introducing air into the wind tunnel 2; a filter 4 conducting at least one of dust collection, deodorization and bactericidal of air passing through the wind tunnel 2; a dust sensor 5 detecting an amount of dust in air; and a separation chamber 7 having a closable opening in the wind tunnel 2 and containing the dust sensor 5.

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