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Small photoelectric sensors
W12-3

WSE12-3P2431
1041459
Preferred type – always available from stock
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    • Features
      Sensor/ detection principleThrough-beam photoelectric sensor
      Dimensions (W x H x D)15.6 mm x 48.5 mm x 42 mm
      Housing design (light emission)Rectangular
      Sensing range max.0 m ... 20 m
      Sensing range0 m ... 15 m
      Type of lightVisible red light
      Light sourceLED 1)
      Light spot size (distance)Ø 220 mm (15 m)
      Angle of dispersionApprox. 1.5°
      Wave length640 nm
      AdjustmentPotentiometer, 5 turns
      • 1) Average service life: 100,000 h at TU = +25 °C.
    • Mechanics/electronics
      Supply voltage10 V DC ... 30 V DC 1)
      Ripple≤ 5 Vpp 2)
      Power consumption, sender≤ 30 mA 3)
      Power consumption, receiver≤ 15 mA 3)
      Switching outputPNP
      Output functionComplementary
      Switching modeLight/dark switching
      Signal voltage PNP HIGH/LOW> Uv - 2,5 V / ca. 0 V
      Output current Imax.100 mA
      Response time≤ 330 µs 4)
      Switching frequency1,500 Hz 5)
      Connection typeMale connector M12, 4-pin
      Circuit protection

      A 6)

      C 7)

      D 8)

      Protection classIII
      Weight120 g
      Housing materialMetal
      Optics materialPlastic, PMMA
      Enclosure rating

      IP66

      IP67

      IP69K

      Items supplied2 x clamps incl. screws
      Test input sender offTE to 0 V
      Ambient operating temperature–40 °C ... +60 °C
      Ambient storage temperature–40 °C ... +75 °C
      MTTFd: mean time to dangerous failure826 years
      UL File No.NRKH.E181493 & NRKH7.E181493
      Part number of individual components2041879 WS12-3D2430 2041881 WE12-3P2431
      • 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.
    • Classifications
      ECl@ss 5.027270901
      ECl@ss 5.1.427270901
      ECl@ss 6.027270901
      ECl@ss 6.227270901
      ECl@ss 7.027270901
      ECl@ss 8.027270901
      ECl@ss 8.127270901
      ECl@ss 9.027270901
      ETIM 5.0EC002716
      ETIM 6.0EC002716
      UNSPSC 16.090139121528

    Technical drawings

    WSE12-3P2431
    Dimensional drawing WL12-3, WSE12-3
    WSE12-3P2431
    Adjustments possible WL12-3, WSE12-3
    WSE12-3P2431
    Connection diagram
    WSE12-3P2431
    Characteristic curve WSE12-3
    WSE12-3P2431
    Sensing range diagram WSE12-3
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