Miniature photoelectric sensors

Items included: P250F (1), BEF-W100-A (1)
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    • Features
      Functional principlePhotoelectric retro-reflective sensor
      Sensing range
      Sensing range min.0.08 m
      Sensing range max.12 m
      Maximum distance range from reflector to sensor (operating reserve 1)0.08 m ... 12 m
      Recommended distance range from reflector to sensor (operating reserve 2)0.08 m ... 10 m
      Reference reflectorReflector P250F
      Recommended sensing range for the best performance0.08 m ... 4.2 m
      Polarisation filtersYes
      Emitted beam
      Light sourceLaser
      Type of lightVisible red light
      Shape of light spotPoint-shaped
      Light spot size (distance)Ø 3.5 mm (1,000 mm)
      Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle)< +/- 1.5° (at Ta = +23 °C)
      Key laser figures
      Normative referenceIEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11
      Laser class1
      Wave length680 nm
      Pulse duration2 µs
      Maximum pulse power≤ 11.9 mW
      Average service life100,000 h at Ta = +25 °C
      Smallest detectable object (MDO) typ.
      3.5 mm (at 1 m distance (object with 90% remission (corresponds on standard white DIN 5033)))
      PotentiometerFor setting the sensing range
      Operating mode switchFor inverting the switching function (light/dark switching)
      LED greenOperating indicator
      Static on: power on
      LED yellowStatus of received light beam
      Static on: object not present
      Static off: object present
      Items suppliedReflector P250F, Stainless steel mounting bracket (1.4301/304) BEF-W100-A
    • Safety-related parameters
      MTTFD1,005 years
      DCavg0 %
      TM (mission time)10 years (EN 60825-1)
    • Electrical data
      Supply voltage UB10 V DC ... 30 V DC 1)
      Ripple< 5 Vpp
      Usage categoryDC-13 (According to EN 60947-5-2)
      Current consumption≤ 20 mA, without load. At UB = 24 V
      Protection classIII
      Digital output
      Signal voltage PNP HIGH/LOWApprox. UB-3 V / 0 V
      Output current Imax.≤ 100 mA 2)
      Circuit protection outputsReverse polarity protected
      Overcurrent protected
      Short-circuit protected
      Response time≤ 625 µs
      Switching frequency1,000 Hz 3)
      Pin/Wire assignment
      Function of pin 4/black (BK)Digital output, light switching, object present → output Q HIGH
      Function of pin 4/black (BK) – detailThe pin 4 function of the sensor can be switched, Additional possible settings via operating mode switch
      • 1) Limit values UB connections, reverse polarity protected.
      • 2) At UB > 24 V, I max. = 50 mA.
      • 3) With light/dark ratio 1:1.
    • Mechanical data
      Dimensions (W x H x D)12 mm x 31.5 mm x 21 mm
      ConnectionMale connector M8, 4-pin
      HousingPlastic, ABS
      Front screenPlastic, PMMA
      Male connectorCopper alloy (C3604 CUZN39PB3)
      WeightApprox. 60 g
    • Ambient data
      Enclosure ratingIP67 (EN 60529)
      Ambient operating temperature–20 °C ... +50 °C 1) 2)
      Ambient temperature, storage–40 °C ... +70 °C
      Typ. Ambient light immunitySunlight: ≤ 13,000 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 ... 55 Hz (Amplitude 0.5 mm, 3x30 min (EN60068-2-6))
      Air humidity35 % ... 95 %, Relative humidity (no condensation)
      Electromagnetic compatibility (EMC)EN 60947-5-2
      UL File No.NRKH.E348498 & NRKH7.E348498
      • 1) As of Ta => 45 °C, a max. supply voltage UB = 24 V and a max. load current Imax. = 50 mA is permitted.
      • 2) Below Ta = –20 °C a warm-up time of 3 seconds is required.
    • Classifications
      eCl@ss 5.027270902
      eCl@ss 5.1.427270902
      eCl@ss 6.027270902
      eCl@ss 6.227270902
      eCl@ss 7.027270902
      eCl@ss 8.027270902
      eCl@ss 8.127270902
      eCl@ss 9.027270902
      eCl@ss 10.027270902
      eCl@ss 11.027270902
      eCl@ss 12.027270902
      ETIM 5.0EC002717
      ETIM 6.0EC002717
      ETIM 7.0EC002717
      ETIM 8.0EC002717
      UNSPSC 16.090139121528

    Technical drawings

    Connection type Male connector M8, 4-pin
    Connection diagram Cd-066
    Truth table PNP - light switching
    Truth table PNP - dark switching
    Characteristic curve
    Characteristic curve
    Sensing range diagram
    display and adjustment elements
    Dimensional drawing
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