Small photoelectric sensors
W12-3

WL12-3V2431
Illustration may differ
WL12-3V2431
1041537
Items included: BEF-KH-W12 (2)

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    • Features
      Functional principlePhotoelectric retro-reflective sensor
      Functional principle detailAutocollimation
      Sensing range max.0 m ... 7 m 1)
      Sensing range0 m ... 5 m 1)
      Polarisation filtersYes
      Emitted beam
      Light sourceLED 2)
      Type of lightVisible red light
      Light spot size (distance)Ø 100 mm (3 m)
      Key LED figures
      Wave length640 nm
      AdjustmentPotentiometer, 5 turns
      Angle of dispersionApprox. 1.5°
      Items supplied2 x clamps BEF-KH-W12, incl. screws
      • 1) Reflector PL80A.
      • 2) Average service life: 100,000 h at TU = +25 °C.
    • Safety-related parameters
      MTTFD1,543 years
      DCavg0 %
    • Electrical data
      Supply voltage UB10 V DC ... 30 V DC 1)
      Ripple< 5 Vpp 2)
      Current consumption100 mA 3)
      Protection classIII
      Digital output
      TypePNP
      Signal voltage PNP HIGH/LOW> Uv - 2,5 V / ca. 0 V
      Output current Imax.≤ 100 mA
      Response time≤ 100 µs 4)
      Switching frequency5,000 Hz 5)
      Switching modeDark switching
      Circuit protection

      A 6)

      C 7)

      D 8)

      • 1) Limit values when operated in short-circuit protected network: max. 8 A.
      • 2) May not exceed or fall below Uv tolerances.
      • 3) Without load.
      • 4) Signal transit time with resistive load.
      • 5) With light/dark ratio 1:1.
      • 6) A = VS connections reverse-polarity protected.
      • 7) C = interference suppression.
      • 8) D = outputs overcurrent and short-circuit protected.
    • Mechanical data
      HousingRectangular
      Dimensions (W x H x D)15.6 mm x 48.5 mm x 42 mm
      ConnectionMale connector M12, 4-pin
      Material
      HousingMetal
      Front screenPlastic, PMMA
      Weight120 g
    • Ambient data
      Enclosure rating

      IP66

      IP67

      IP69K

      Ambient operating temperature–40 °C ... +60 °C
      Ambient temperature, storage–40 °C ... +75 °C
      UL File No.NRKH.E181493 & NRKH7.E181493
    • Classifications
      eCl@ss 5.027270902
      eCl@ss 5.1.427270902
      eCl@ss 6.027270902
      eCl@ss 6.227270902
      eCl@ss 7.027270902
      eCl@ss 8.027270902
      eCl@ss 8.127270902
      eCl@ss 9.027270902
      eCl@ss 10.027270902
      eCl@ss 11.027270902
      eCl@ss 12.027270902
      ETIM 5.0EC002717
      ETIM 6.0EC002717
      ETIM 7.0EC002717
      ETIM 8.0EC002717
      UNSPSC 16.090139121528
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    Technical drawings

    WL12-3V2431
    Connection type
    WL12-3V2431
    Connection diagram Cd-110
    WL12-3V2431
    Characteristic curve WL12-3
    WL12-3V2431
    Sensing range diagram WL12-3
    WL12-3V2431
    Adjustments WL12-3, WSE12-3
    WL12-3V2431
    Dimensional drawing WL12-3, WSE12-3
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