Compact photoelectric sensors
W280-2

WTE280-2H1531
6044731
Items included: BEF-W280 (1)
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    • Features
      Device typePhotoelectric sensors
      Sensor/ detection principlePhotoelectric proximity sensor, Energetic
      Dimensions (W x H x D)23.5 mm x 74.5 mm x 63 mm
      Housing design (light emission)Rectangular
      Sensing range max.10 mm ... 2,000 mm 1)
      Sensing range10 mm ... 1,500 mm
      Type of lightVisible red light
      Light sourceLED 2)
      Light spot size (distance)Ø 45 mm (1,500 mm)
      AdjustmentPotentiometer
      adjustable via sensing range adjustment
      • 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 voltage

      24 V DC ... 240 V DC 1)

      24 V AC ... 240 V AC 1)

      Power consumption≤ 5 VA
      Switching outputRelay, electrically isolated 2)
      Output functionChange-over contacts
      Switching modeLight switching 2)
      Switching current (switching voltage)

      3 A (240 V AC)

      3 A (30 V DC)

      Response time≤ 15 ms
      Switching frequency33 Hz 3)
      Connection typeCable, 5-wire, 2 m 4)
      Cable materialPVC
      Conductor cross-section0.76 mm²
      Circuit protection

      A 5)

      C 6)

      Protection classII 7)
      Overvoltage category2
      Weight150 g
      Interference emissionEN 61000-6-3 (only –2Hxxxx) 8)
      Housing materialPlastic, ABS
      Optics materialPlastic, PMMA
      Enclosure rating

      IP66

      IP67

      Items suppliedMounting bracket BEF-W280
      Usage categoryAC-15, DC-13, according to EN 60947-1
      Electromagnetic compatibility (EMC)EN 60947-5-2
      EN 61000-6-3 (only –2Hxxxx) 9) 9)
      Ambient operating temperature–25 °C ... +55 °C
      Ambient temperature, storage–40 °C ... +70 °C
      • 1) +- 10%.
      • 2) Provide suitable spark suppression for inductive or capacitive loads.
      • 3) With light/dark ratio 1:1.
      • 4) Do not bend below 0 °C.
      • 5) A = VS connections reverse-polarity protected.
      • 6) C = interference suppression.
      • 7) Rated voltage: 250 V AC/DC.
      • 8) In the case of a DC supply (relating to EN 61000-6-3) the length of cable between the supply source and the sensor must be < 30 m.
      • 9) The AC/DC devices (-2Rxxxx only) comply with the Radio Safety Requirements for the industrial sector (Radio Safety Class A). They may cause radio interference if used in a residential area.
    • Safety-related parameters
      MTTFD1,548 years
      DCavg0 %
    • Classifications
      ECl@ss 5.027270903
      ECl@ss 5.1.427270903
      ECl@ss 6.027270903
      ECl@ss 6.227270903
      ECl@ss 7.027270903
      ECl@ss 8.027270903
      ECl@ss 8.127270903
      ECl@ss 9.027270903
      ECl@ss 10.027270904
      ECl@ss 11.027270904
      ETIM 5.0EC001821
      ETIM 6.0EC001821
      ETIM 7.0EC002719
      ETIM 8.0EC002719
      UNSPSC 16.090139121528

    Technical drawings

    WTE280-2H1531
    Connection diagram Cd-229
    WTE280-2H1531
    Characteristic curve WTE280-2
    WTE280-2H1531
    Sensing range diagram WTE280-2
    WTE280-2H1531
    Adjustments WTE280-2, AC/DC
    WTE280-2H1531
    Dimensional drawing WTE280-2, WL280-2, AC/DC
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