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Room temperature sensor, KTY81-121, surface-mounted super flat


Room temperature sensor, KTY81-121, surface-mounted super flat

Surface-mounted room temperature sensor with internal sensor for temperature measurement in living and business rooms in super-flat surface-mounted housing - only 13.9mm deep.
  • Art.-Nr.: SA140017

    Technical data

    Active temperature measurementNo
    Ambient temperature, lower value-10 °C
    Ambient temperature, upper value50 °C
    Bearing temperature, lower value-20 °C
    Bearing temperature, upper value70 °C
    ColourPure white
    Connection cross-section0,33 mm² bis 1,5 mm²
    Cover fasteningClamp fastening
    Depth13,9 mm
    DesignBerlin 1000
    Electric connectionScrew terminals
    Height78,5 mm
    Housing materialPlastic ABS
    Max. measurement current< 1 mA
    Maximum air humidity (non-condensing)95 % r.H
    MediumAir, not aggressive
    Mounting / attachmentSurface mounting
    Passive temperature measurementYes
    Protection classIII
    RAL colour number (similar)9010
    Safety and EMCIn accordance with DIN EN 60730
    Sensor elementPTC internal
    Sensor element inside the housingYes
    Sensor element outside the housingNo
    Sensor typeKTY 81-121 (sensor 51)
    Surface propertiesGloss
    Temperature measuring range lower value-10 °C
    Temperature measuring range upper value50 °C
    Type of protectionIP30
    Version of sensorRoom sensor
    Width78 mm
    With explosion protectionNo
    With housingYes
    With supply lineNo
    Circuit diagram Circuit diagram


    Assembly instructions


    ETR 77.008-5D4770014Universal temperature controller, -50-+50...°C, hysteresis 0.5-5K, internal settingSuitable product
    ETR 77.009-5D4770026Universal temperature controller, 0-100...°C, hysteresis 0.5-5K, internal settingSuitable product
    JZ-21MN990006Adapter frame for device in Berlin 1000 seriesAccessories

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