Miniature photoelectric sensors
W4F

WTB4FP-1G311120ZZZ
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    • Features
      Functional principlePhotoelectric proximity sensor
      Functional principle detailBackground suppression
      Sensing range
      Sensing range min.4 mm
      Sensing range max.220 mm
      Adjustable switching threshold for background suppression15 mm ... 220 mm
      Reference objectObject with 90% remission factor (complies with standard white according to DIN 5033)
      Minimum distance between set sensing range and background (black 6% / white 90%)3 mm, at a distance of 80 mm
      Recommended sensing range for the best performance40 mm ... 140 mm
      Emitted beam
      Light sourcePinPoint LED
      Type of lightVisible red light
      Shape of light spotPoint-shaped
      Light spot size (distance)Ø 4.2 mm (130 mm)
      Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle)< +/- 1.5° (at Ta = +23 °C)
      Key LED figures
      Normative referenceEN 62471:2008-09 | IEC 62471:2006, modified
      LED risk group markingFree group
      Wave length635 nm
      Average service life100,000 h at Ta = +25 °C
      Smallest detectable object (MDO) typ.
      0.2 mm (At 130 mm distance (object with 90% remission (complies with standard white according to DIN 5033)))
      Adjustment
      Teach-Turn adjustmentBluePilot: For setting the sensing range
      Indication
      LED blueBluePilot: sensing range indicator
      LED greenOperating indicator
      Static on: power on
      LED yellowStatus of received light beam
      Static on: object present
      Static off: object not present
    • Safety-related parameters
      MTTFD642 years
      DCavg0 %
      TM (mission time)

      20 years (EN ISO 13849)

      Rate of use: 60 %

    • Electrical data
      Supply voltage UB10 V DC ... 30 V DC 1)
      Ripple≤ 5 Vpp
      Usage category

      DC-12 (According to EN 60947-5-2)

      DC-13 (According to EN 60947-5-2)

      Current consumption≤ 25 mA, without load. At UB = 24 V
      Protection classIII
      Digital output
      Number1
      TypePush-pull: PNP/NPN
      Signal voltage PNP HIGH/LOWApprox. UB-2.5 V / 0 V
      Signal voltage NPN HIGH/LOWApprox. UB / < 2.5 V
      Output current Imax.≤ 100 mA
      Circuit protection outputsReverse polarity protected
      Overcurrent protected
      Short-circuit protected
      Response time≤ 500 µs 2)
      Repeatability (response time)150 µs
      Switching frequency1,000 Hz 3)
      Pin/Wire assignment
      Function of pin 4/black (BK)Digital output, light switching, object present → output Q HIGH
      • 1) Limit values.
      • 2) Signal transit time with resistive load in switching mode.
      • 3) With light/dark ratio 1:1.
    • Mechanical data
      HousingRectangular
      Dimensions (W x H x D)16 mm x 40.1 mm x 12.1 mm
      ConnectionCable, 3-wire, 2 m
      Connection detail
      Deep-freeze propertyDo not bend below 0 °C
      Conductor size0.14 mm²
      Cable diameterØ 3.4 mm
      Length of cable (L)2 m
      Material
      HousingPlastic, VISTAL®
      Front screenPlastic, PMMA
      CablePVC
      LABS-freeYes (VDMA 24364-A1-L)
      WeightApprox. 30 g
      Maximum tightening torque of the fixing screws0.4 Nm
    • Ambient data
      Enclosure rating

      IP66 (EN 60529)

      IP67 (EN 60529)

      Ambient operating temperature–40 °C ... +60 °C
      Ambient temperature, storage–40 °C ... +75 °C
      Typ. Ambient light immunity

      Artificial light: ≤ 50,000 lx

      Sunlight: ≤ 50,000 lx

      Shock resistance30 g, 11 ms (3 positive and 3 negative shocks along X, Y, Z axes, 18 total shocks (EN60068-2-27))
      Vibration resistance10 Hz ... 1,000 Hz (Amplitude 1 mm, 3 x 30 min (EN60068-2-6))
      Air humidity35 % ... 95 %, Relative humidity (no condensation)
      Electromagnetic compatibility (EMC)EN 60947-5-2
      Resistance to cleaning agentECOLAB
      UL File No.NRKH.E181493 & NRKH7.E181493
    • 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

    Technical drawings

    WTB4FP-1G311120ZZZ
    Connection type Cable, 3-wire
    WTB4FP-1G311120ZZZ
    Connection diagram Cd-043
    WTB4FP-1G311120ZZZ
    Truth table Push-pull: PNP/NPN – dark switching Ǭ
    WTB4FP-1G311120ZZZ
    Truth table Push-pull: PNP/NPN - light switching Q
    WTB4FP-1G311120ZZZ
    Characteristic curve
    WTB4FP-1G311120ZZZ
    Light spot size
    WTB4FP-1G311120ZZZ
    Sensing range diagram
    WTB4FP-1G311120ZZZ
    display and adjustment elements
    WTB4FP-1G311120ZZZ
    Dimensional drawing
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