Miniature photoelectric sensors
W4S-3

WTB4S-3N1361
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WTB4S-3N1361
1042046

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    • Features
      Functional principlePhotoelectric proximity sensor
      Functional principle detailBackground suppression
      Dimensions (W x H x D)12.2 mm x 41.8 mm x 17.3 mm
      Housing design (light emission)Rectangular
      Sensing range max.4 mm ... 180 mm 1)
      Sensing range10 mm ... 180 mm 1)
      Type of lightVisible red light
      Light sourcePinPoint LED 2)
      Light spot size (distance)Ø 6.5 mm (150 mm)
      Wave length650 nm
      AdjustmentPotentiometer, 5 turns
      • 1) Object with 90% remission (based on standard white, DIN 5033).
      • 2) Average service life: 100,000 h at TU = +25 °C.
    • Mechanics/electronics
      Supply voltage10 V DC ... 30 V DC 1)
      Ripple< 5 Vpp 2)
      Current consumption20 mA 3)
      Switching outputNPN
      Switching modeLight switching
      Output current Imax.≤ 100 mA
      Response time< 0.5 ms 4)
      Switching frequency1,000 Hz 5)
      Connection typeCable, 3-wire, 2 m 6)
      Cable materialPVC
      Conductor cross section0.14 mm²
      Cable diameterØ 3.4 mm
      Circuit protection

      A 7)

      C 8)

      D 9)

      Protection classIII
      Weight30 g
      Housing materialPlastic, ABS
      Optics materialPlastic, PMMA
      Enclosure rating

      IP67

      IP66

      Ambient operating temperature–40 °C ... +60 °C
      Ambient temperature, storage–40 °C ... +75 °C
      UL File No.NRKH.E181493 & NRKH7.E181493
      • 1) Limit values.
      • 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) Do not bend below 0 °C.
      • 7) A = VS connections reverse-polarity protected.
      • 8) C = interference suppression.
      • 9) D = outputs overcurrent and short-circuit protected.
    • Safety-related parameters
      MTTFD893 years
      DCavg0 %
      TM (mission time)20 years
    • Classifications
      eCl@ss 5.027270904
      eCl@ss 5.1.427270904
      eCl@ss 6.027270904
      eCl@ss 6.227270904
      eCl@ss 7.027270904
      eCl@ss 8.027270904
      eCl@ss 8.127270904
      eCl@ss 9.027270904
      eCl@ss 10.027270904
      eCl@ss 11.027270904
      eCl@ss 12.027270903
      ETIM 5.0EC002719
      ETIM 6.0EC002719
      ETIM 7.0EC002719
      ETIM 8.0EC002719
      UNSPSC 16.090139121528
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    Technical drawings

    WTB4S-3N1361
    Connection type
    WTB4S-3N1361
    Connection diagram Cd-043
    WTB4S-3N1361
    Characteristic curve WTB4S-3, 180 mm
    WTB4S-3N1361
    Sensing range diagram WTB4S-3, 180 mm
    WTB4S-3N1361
    Dimensional drawing WTB4S-3, potentiometer
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