Small photoelectric sensors
W12

WTB12L-34161220A00
1126056
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    • Features
      Functional principlePhotoelectric proximity sensor
      Functional principle detailBackground suppression
      Sensing range
      Sensing range min.15 mm
      Sensing range max.350 mm
      Adjustable switching threshold for background suppression25 mm ... 350 mm
      Reference objectObject with 90% remission factor (complies with standard white according to DIN 5033)
      Minimum distance between set sensing range and background (black 6% / white 90%)0.2 mm, At 45 mm distance
      Recommended sensing range for the best performance25 mm ... 60 mm
      Emitted beam
      Light sourceLaser
      Type of lightVisible red light
      Shape of light spotEllipse shape
      Light spot size (distance)0.34 mm x 0.18 mm (45 mm)
      Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle)< +/- 1.0° (at Ta = +23 °C)
      Focus position45 mm
      Key laser figures
      Normative referenceEN 60825-1:2014, IEC 60825-1:2014
      Laser class1
      Wave length655 nm
      Pulse duration4 µs
      Maximum pulse power< 4.03 mW
      Average service life50,000 h at TU = +25 °C
      Smallest detectable object (MDO) typ.
      0.15 mm (At 45 mm distance)
      Object with 90% remission factor (complies with standard white according to DIN 5033)
      Adjustment
      Teach-Turn adjustmentBluePilot: For setting the sensing range
      IO-LinkFor configuring the sensor parameters and Smart Task functions
      Indication
      LED blueBluePilot: sensing range indicator
      LED greenOperating indicator
      Static on: power on
      Flashing: IO-Link mode
      LED yellowStatus of received light beam
      Static on: object present
      Static off: object not present
      Special applicationsDetecting small objects, Detection of objects moving at high speeds, Detecting perforated objects
    • Safety-related parameters
      MTTFD280 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 HEX0x8002D3
      DeviceID DEC8389331
      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 LOW
      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 HIGH
      The pin 4 function of the sensor can be configured
      IO-Link communication C
      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
    • 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
      eCl@ss 12.027270903
      ETIM 5.0EC002719
      ETIM 6.0EC002719
      ETIM 7.0EC002719
      ETIM 8.0EC002719
      UNSPSC 16.090139121528

    Technical drawings

    WTB12L-34161220A00
    Connection type M12 male connector, 4-pin
    WTB12L-34161220A00
    Truth table Push-pull: PNP/NPN - light switching Q
    WTB12L-34161220A00
    Truth table Push-pull: PNP/NPN – dark switching Ǭ
    WTB12L-34161220A00
    Characteristic curve
    WTB12L-34161220A00
    Light spot size
    WTB12L-34161220A00
    Sensing range diagram
    WTB12L-34161220A00
    display and adjustment elements
    WTB12L-34161220A00
    Dimensional drawing
    WTB12L-34161220A00
    Dimensional drawing Cable with M12 male connector
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