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Small photoelectric sensors
W9

WTB9-3P3461S13
1050772
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    • Features
      Sensor/ detection principlePhotoelectric proximity sensor, Background suppression
      Dimensions (W x H x D)12.2 mm x 50 mm x 23.6 mm
      Housing design (light emission)Rectangular
      Mounting holeM3
      Sensing range max.20 mm ... 350 mm 1)
      Sensing range20 mm ... 200 mm 2)
      Type of lightVisible red light
      Light sourcePinPoint LED 3)
      Light spot size (distance)Ø 4.5 mm (75 mm)
      Wave length650 nm
      AdjustmentPotentiometer, 5 turns
      • 1) Object with 90 % reflectance (referred to standard white, DIN 5033).
      • 2) Object with 6 % reflectance (referred to standard white, DIN 5033).
      • 3) 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 consumption30 mA 3)
      Switching outputPNP
      Switching modeLight switching
      Output current Imax.≤ 100 mA 4)
      Response time< 0.333 ms 5)
      Switching frequency1,500 Hz 6)
      Connection typeCable with M12 male connector, 4-pin, 120 mm 7)
      Cable materialPVC
      Conductor cross-section0.14 mm²
      Circuit protection

      A 8)

      B 9)

      C 10)

      Protection classIII
      Weight80 g
      Housing materialPlastic, VISTAL®
      Optics materialPlastic, PMMA
      Enclosure rating

      IP66

      IP67

      IP69K

      Ambient operating temperature–40 °C ... +60 °C
      Ambient temperature, storage–40 °C ... +75 °C
      UL File No.NRKH.E181493
      • 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) At and above Tu 50 °C, a max. load current of Imax. = 50 mA is permitted.
      • 5) Signal transit time with resistive load.
      • 6) With light/dark ratio 1:1.
      • 7) Do not bend below 0 °C.
      • 8) A = VS connections reverse-polarity protected.
      • 9) B = inputs and output reverse-polarity protected.
      • 10) C = interference suppression.
    • 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
      ETIM 5.0EC002719
      ETIM 6.0EC002719
      ETIM 7.0EC002719
      UNSPSC 16.090139121528

    Technical drawings

    WTB9-3P3461S13
    Connection diagram Cd-066
    WTB9-3P3461S13
    Characteristic curve WT9-3, red light, 350 mm
    WTB9-3P3461S13
    Light spot size WT9-3, red light, 350 mm
    WTB9-3P3461S13
    Sensing range diagram WT9-3, red light, 350 mm
    WTB9-3P3461S13
    Adjustments Potentiometer
    WTB9-3P3461S13
    Dimensional drawing WT9-3
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