Miniature photoelectric sensors
W2S-2

WTB2S-2P3180
1072489
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    • Features
      Device typePhotoelectric sensors
      Sensor/ detection principlePhotoelectric proximity sensor, Background suppression
      Dimensions (W x H x D)7.7 mm x 21.8 mm x 13.5 mm
      Housing design (light emission)Rectangular
      Sensing range max.4 mm ... 40 mm 1)
      Sensing range4 mm ... 32 mm 1)
      Background suppression typ. from55 mm
      Type of lightVisible blue light
      Light sourceLED 2)
      Wave length445 nm
      AdjustmentNone
      Special applicationsDetecting small objects
      • 1) Object with 90 % reflectance (referred to 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 outputPNP
      Switching modeLight switching
      Output current Imax.≤ 50 mA
      Response time< 0.4 ms 4)
      Switching frequency1,200 Hz 5)
      Connection typeCable with connector M8, 3-pin, 200 mm 6)
      Cable materialPVC
      Cable diameterØ 3 mm
      Circuit protection

      A 7)

      B 8)

      D 9)

      Housing materialPlastic, ABS/PC
      Optics materialPlastic, PMMA
      Enclosure ratingIP67
      Ambient operating temperature–25 °C ... +50 °C
      Ambient temperature, storage–40 °C ... +75 °C
      UL File No.NRKH.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) B = output reverse-polarity protected.
      • 9) D = outputs overcurrent and short-circuit protected.
    • Safety-related parameters
      MTTFD3,138 years
      DCavg0 %
    • 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
      ETIM 8.0EC002719
      UNSPSC 16.090139121528

    Technical drawings

    WTB2S-2P3180
    Connection diagram Cd-045
    WTB2S-2P3180
    Operating reserve
    WTB2S-2P3180
    Operating reserve
    WTB2S-2P3180
    Light spot size WTB2S-2, 35 mm
    WTB2S-2P3180
    Sensing range diagram WTB2S-2, 35 mm
    WTB2S-2P3180
    Dimensional drawing WTB2S-2, 18 mm, 36 mm, WTV2S-2
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