Product Detail | Pioneer of a gas alarm gas detector / alarm - Riken Keiki Co., Ltd.

Product Detail

  • Discontinued
    FI-21 MJ

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    Feature

    Compact and lightweight
    Only five minutes warming up is enough
    High speed response (15 sec to get 90% response)
    High accuracy (±0.1MJ/Nm3)
    Simple operation and easy-to-read digital display

    Specification

    Category Portable gas detector
    Type Single gas
    Target gas NG or NG + LPG
    Detection principle Optical interferometric
    Detection range 25-55 MJ/Nm3 (minimum digit : 0.01MJ/Nm3)
    Sampling method Sample draw
    Power source Alkaline battery (Size C) 4 pcs., or by AC adaptor
    Continuous operation Approx. 20 hours (Alkaline batteries)
    Dimensions & Weight Approx. 340(W) x 235(H) x 180(D) mm, 5.5kg
    Operating temperature & Humidity -10 to 40℃, Below 95%RH (Non-condensing)

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