Inductive sensor NBN3-F31K2M-E8-B23-S-3G-3D

Part number: NBN3-F31K2M-E8-B23-S-3G-3D

  • Direct mounting on standard actuators
  • ATEX/IECEx Zone 2/22
  • Rugged metal base
  • Weatherproof housing for outdoor applications
  • Plug-in terminals
  • 1/2" NPT conduit entrance
  • Specification

    General specifications
    Switching function2 x normally open (NO)
    Output typePNP
    Rated operating distance2.5 mm
    Installationfor non-flush mounting
    Output polarityDC
    Assured operating distance0 ... 2.05 mm
    Output type4-wire
    Nominal ratings
    Operating voltage10 ... 30 V
    Switching frequency0 ... 100 Hz
    Hysteresistyp. 5 %
    Reverse polarity protectionall connections
    Short-circuit protectionpulsing
    Voltage drop≤ 3 V
    Operating current0 ... 100 mA
    Off-state current0 ... 0.5 mA typ. 0.1 µA
    No-load supply current≤ 25 mA
    Functional safety related parameters
    MTTFd490 a
    Mission Time (TM)20 a
    Diagnostic Coverage (DC)0 %
    Valve circuit
    Voltagemax. 32 V DC
    Currentmax. 240 mA
    Short-circuit protectionno
    Reverse polarity protectionyes, with reversed output LED is out of function, therfore more power for solenoid valve
    Compliance with standards and directives
    Standard conformity
    StandardsEN IEC 60947-5-2:2020
    IEC 60947-5-2:2019
    Approvals and certificates
    IECEx approval
    Equipment protection level GcIECEx TUR 20.0062X
    Equipment protection level DcIECEx TUR 20.0068X
    ATEX approval
    Equipment protection level GcTÜV 20 ATEX 8592 X
    Equipment protection level DcTÜV 20 ATEX 8598 X
    Ambient conditions
    Ambient temperature-40 ... 75 °C (-40 ... 167 °F) , restriction for use in hazardous area, see instruction manual
    Storage temperature-40 ... 85 °C (-40 ... 185 °F)
    Mechanical specifications
    Connection typescrew terminals
    Connection (system side)1/2" NPT cable gland , ground connection with earthing screw only for wire cross-section 4 mm2, use solid wire or stranded wire with wire end ferrule
    Connection (valve side)screw terminal ,
    Cable gland 1/2" NPT
    Housing materialPC (glass-fiber-reinforced Makrolon)
    Housing basepowder coated aluminum
    Degree of protectionIP67 ; additional degree of protection IP66/IP69 with BT65-F31K2-RG-EN-01 and SH-F31K2-B13
    Terminal assembly
    Number10
    Connection typeFor connection of copper wires with 7 mm dismantle length
    Tightening torque 0.5 ... 0.6 Nm
    TypeScrew terminal block, pluggable
    Terminal capacityConductor cross-section 0,25 ... 2,5 mm2 , flexible/rigid
    For Multiple-wire connection: two wires of equal cross-section per 0.25 ... 1 mm2
    Tightening torque, fastening screws4 Nm ... 5 Nm
    Tightening torque, housing screws1.5 Nm
    Tightening torque of cover srews1.5 Nm
    Tightening torque, earthing screw1.5 Nm
    Tightening torque, cable glandmax. 4 Nm
    Tightening torque, stopping plug2 Nm
    General information
    Use in the hazardous areasee instruction manuals
    ECLASS 13.027220501
    ECLASS 12.027220501
    ECLASS 11.027220501
    ECLASS 10.0.127220501
    ECLASS 9.027220501
    ECLASS 8.027220501
    ECLASS 5.127220501
    ETIM 9.0EC002714
    ETIM 8.0EC002714
    ETIM 7.0EC002714
    ETIM 6.0EC002714
    ETIM 5.0EC002714
    UNSPSC 12.139121550