Small photoelectric sensors
W12

WLA12L-34162130A00
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WLA12L-34162130A00
1126053

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    • Features
      Functional principlePhotoelectric retro-reflective sensor
      Functional principle detailWithout reflector minimum distance (autocollimation/coaxial optics)
      Sensing range
      Sensing range min.0 m
      Sensing range max.20 m
      Maximum distance range from reflector to sensor (operating reserve 1)0 m ... 20 m
      Recommended distance range from reflector to sensor (operating reserve 3,75)0 m ... 12 m
      Reference reflectorReflector P250F
      Recommended sensing range for the best performance0 mm ... 12,000 mm
      Polarisation filtersYes
      Emitted beam
      Light sourceLaser
      Type of lightVisible red light
      Shape of light spotEllipse shape
      Light spot size (distance)1.5 mm x 1.2 mm (1,000 mm)
      Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle)< +/- 1.2° (at Ta = +23 °C)
      Key laser figures
      Normative referenceEN 60825-1:2014, IEC 60825-1:2014
      Laser class1
      Wave length655 nm
      Pulse duration4 µs
      Maximum pulse power< 2.13 mW
      Average service life50,000 h at TU = +25 °C
      Adjustment
      Teach-in buttonBluePilot: for sensitivity adjustment
      IO-LinkFor configuring the sensor parameters and Smart Task functions
      Indication
      LED blueBluePilot: Alignment aid
      LED greenOperating indicator
      Static on: power on
      Flashing: IO-Link mode
      LED yellowStatus of received light beam
      Static on: object not present
      Static off: object present
      Flashing: Below the 1.5 function reserve
      Special applicationsDetecting small objects, Detection of objects moving at high speeds, Detecting objects wrapped in film
    • Safety-related parameters
      MTTFD371 years
      DCavg0 %
      TM (mission time)

      10 years (EN ISO 13849)

      Rate of use: 60 %

    • Communication interface
      Communication interfaceIO-Link V1.1
      Communication Interface detailCOM2 (38,4 kBaud)
      Cycle time2.3 ms
      Process data length16 Bit
      Process data structure

      Bit 0 = switching signal QL1

      Bit 1 = switching signal QL2

      Bit 2 ... 15 = Current receiver level (live)

      VendorID26
      DeviceID HEX0x8002D9
      DeviceID DEC8389337
      Compatible master port typeA
      SIO mode supportYes
    • Electrical data
      Supply voltage UB10 V DC ... 30 V DC 1)
      Ripple≤ 5 V
      Usage category

      DC-12 (According to EN 60947-5-2)

      DC-13 (According to EN 60947-5-2)

      Current consumption≤ 14 mA, without load. At UB = 24 V
      Protection classIII
      Digital output
      Number2 (Complementary)
      TypePush-pull: PNP/NPN
      Signal voltage PNP HIGH/LOWApprox. UB-2.5 V / 0 V
      Signal voltage NPN HIGH/LOWApprox. UB / < 2.5 V
      Output current Imax.≤ 100 mA
      Circuit protection outputsReverse polarity protected
      Overcurrent protected
      Short-circuit protected
      Response time≤ 200 µs 2)
      Repeatability (response time)85 µs 2)
      Switching frequency2,500 Hz 3)
      Pin/Wire assignment
      BN 1+ (L+)
      WH 2ǬL1/MF
      Digital output, dark switching, object present → output ǬL1 HIGH
      The pin 2 function of the sensor can be configured
      Additional possible settings via IO-Link
      BU 3- (M)
      BK 4QL1/C
      Digital output, light switching, object present → output QL1 LOW
      The pin 4 function of the sensor can be configured
      Additional possible settings via IO-Link
      • 1) Limit values.
      • 2) Signal transit time with resistive load in switching mode.
      • 3) With light/dark ratio 1:1.
    • Mechanical data
      HousingRectangular
      Dimensions (W x H x D)15.6 mm x 49.5 mm x 43.1 mm
      ConnectionCable with M12 male connector, 4-pin, 31.5 cm
      Connection detail
      Deep-freeze propertyDo not bend below 0 °C
      Conductor size0.14 mm²
      Cable diameterØ 3.4 mm
      Length of cable (L)27.5 cm
      Bending radiusFor flexible use > 12 x cable diameter
      Bending cycles1,000,000
      Material
      HousingMetal, zinc diecast
      Front screenPlastic, PMMA
      CablePVC
      Male connectorPlastic, VISTAL®
      WeightApprox. 94 g
      Maximum tightening torque of the fixing screws1.4 Nm
    • Ambient data
      Enclosure rating

      IP66 (EN 60529)

      IP67 (EN 60529)

      IP69 (EN 60529)

      Ambient operating temperature–20 °C ... +55 °C
      Ambient temperature, storage–40 °C ... +70 °C
      Warm-up time< 15 min, Where Tu is under –10 °C
      Typ. Ambient light immunity

      Artificial light: ≤ 50,000 lx

      Sunlight: ≤ 50,000 lx

      Shock resistance50 g, 11 ms (25 positive and 25 negative shocks along X, Y, Z axes, 150 total shocks (EN60068-2-27))
      Vibration resistance10 Hz ... 2,000 Hz (Amplitude 0.5 mm / 10 g, 20 sweeps per axis, for X, Y, Z axes, 1 octave/min, (EN60068-2-6))
      Air humidity35 % ... 95 %, Relative humidity (no condensation)
      Electromagnetic compatibility (EMC)EN 60947-5-2
      Resistance to cleaning agentECOLAB
      UL File No.NRKH.E181493 & NRKH7.E181493
    • Smart Task
      Smart Task nameBase logics
      Logic function

      Direct

      AND

      OR

      Timer function

      Deactivated

      On delay

      Off delay

      ON and OFF delay

      Impulse (one shot)

      InverterYes
      Switching frequency

      SIO Logic: 2000 Hz 1)

      IOL: 1600 Hz 2)

      Response time

      SIO Logic: 250 µs 1)

      IOL: 300 µs 2)

      RepeatabilitySIO Logic: 120 µs 1) 2)
      Switching signal
      Switching signal QL1Switching output
      Switching signal ǬL1Switching output
      • 1) Use of Smart Task functions without IO-Link communication (SIO mode).
      • 2) Use of Smart Task functions with IO-Link communication function.
    • Diagnosis
      Device temperature
      Measuring rangeVery cold, cold, moderate, warm, hot
      Device statusYes
      Detailed device statusYes
      Operating hour counterYes
      Operating hours counter with reset functionYes
      Quality of teachYes
      Quality of runYes, Contamination display
    • 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
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    Technical drawings

    WLA12L-34162130A00
    Connection type M12 male connector, 4-pin
    WLA12L-34162130A00
    Truth table Push-pull: PNP/NPN – dark switching Ǭ
    WLA12L-34162130A00
    Truth table Push-pull: PNP/NPN - light switching Q
    WLA12L-34162130A00
    Characteristic curve
    WLA12L-34162130A00
    Light spot size
    WLA12L-34162130A00
    Light spot size (detailed view) Close range
    WLA12L-34162130A00
    Sensing range diagram
    WLA12L-34162130A00
    display and adjustment elements
    WLA12L-34162130A00
    Dimensional drawing
    WLA12L-34162130A00
    Dimensional drawing Cable with M12 male connector
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