Inductive sensor NBN40-U4LK-N0

Part number: NBN40-U4LK-N0

  • Sensor head bidirectional and rotatable
  • 40 mm non-flush
  • Specification

    General specifications
    Switching functionNormally closed (NC)
    Output typeNAMUR
    Rated operating distance40 mm
    Installationnon-flush
    Assured operating distance0 ... 32.4 mm
    Reduction factor rAl 0.41
    Reduction factor rCu 0.38
    Reduction factor r304 0.75
    Reduction factor rBrass 0.46
    Output type2-wire
    Nominal ratings
    Installation conditions
    A25 mm
    Nominal voltage8.2 V (Ri approx. 1 kΩ)
    Switching frequency0 ... 100 Hz
    Hysteresis2 ... 20 typ. 10 %
    Reverse polarity protectionreverse polarity protected
    Short-circuit protectionyes
    Current consumption
    Measuring plate not detectedmin. 2.5 mA
    Measuring plate detected≤ 1 mA
    Switching state indicatorLED, yellow
    Compliance with standards and directives
    Standard conformity
    NAMUREN 60947-5-6:2000
    IEC 60947-5-6:1999
    Electromagnetic compatibilityNE 21:2012
    StandardsEN 60947-5-2:2007
    EN 60947-5-2/A1:2012
    IEC 60947-5-2:2007
    IEC 60947-5-2 AMD 1:2012
    Approvals and certificates
    IECEx approval
    Equipment protection level GaIECEx PTB 11.0021X
    Equipment protection level GbIECEx PTB 11.0021X
    Equipment protection level DaIECEx PTB 11.0021X
    ATEX approval
    Equipment protection level GaPTB 00 ATEX 2032 X
    Equipment protection level GbPTB 00 ATEX 2032 X
    Equipment protection level DaPTB 00 ATEX 2032 X
    UL approval
    Ordinary LocationE87056
    Hazardous LocationE501628
    Control drawing116-0451
    CCC approval
    Hazardous Location2020322315002302
    NEPSI approval
    NEPSI certificateGYJ16.1394X
    CML approvalon request
    Ambient conditions
    Ambient temperature-25 ... 100 °C (-13 ... 212 °F)
    Storage temperature-40 ... 100 °C (-40 ... 212 °F)
    Mechanical specifications
    Connection typescrew terminals
    Information for connectionA maximum of two conductors with the same core cross section may be mounted on one terminal connection!
    tightening torque 1.2 Nm + 10 %
    Core cross sectionup to 2.5 mm2
    Minimum core cross-sectionwithout wire end ferrule 0.5 mm2 , with connector sleeves 0.34 mm2
    Maximum core cross-sectionwithout wire end ferrule 2.5 mm2 , with connector sleeves 1.5 mm2
    Housing materialPA
    Sensing facePA
    Housing basemetal
    Degree of protectionIP67 / IP69K
    General information
    Use in the hazardous areasee instruction manuals
    ECLASS 13.027274001
    ECLASS 12.027274001
    ECLASS 11.027270101
    ECLASS 10.0.127270101
    ECLASS 9.027270101
    ECLASS 8.027270101
    ECLASS 5.127270101
    ETIM 9.0EC002714
    ETIM 8.0EC002714
    ETIM 7.0EC002714
    ETIM 6.0EC002714
    ETIM 5.0EC002714
    UNSPSC 12.139121550