Small photoelectric sensors W9-3,Type:WTB9-3N1161Part number: 1049052

• FEATURES

  Sensor/ detection principle	Photoelectric proximity sensor, Background suppression
  Dimensions (W x H x D)	12.2 mm x 50 mm x 23.6 mm
  Housing design (light emission)	Rectangular
  Mounting hole	M3
  Sensing range max.	20 mm ... 350 mm 1)
  Sensing range	20 mm ... 200 mm 2)
  Type of light	Visible red light
  Light source	PinPoint LED 3)
  Light spot size (distance)	Ø 4.5 mm (75 mm)
  Wave length	650 nm
  Adjustment	Potentiometer, 5 turns

  • 1) Object with 90 % reflectance (referred to standard white, DIN 5033).
  • 2) Object with 6 % reflectance (referred to standard white, DIN 5033).
  • 3) Average service life: 100,000 h at TU = +25 °C.
  • • • MECHANICS/ELECTRONICS

        Supply voltage	10 V DC ... 30 V DC 1)
        Ripple	< 5 Vpp 2)
        Power consumption	30 mA 3)
        Switching output	NPN 4)
        Output function	Complementary
        Switching mode	Light/dark switching 4)
        Output current Imax.	≤ 100 mA 5)
        Response time	< 0.333 ms 6)
        Switching frequency	1,500 Hz 7)
        Connection type	Cable, 4-wire, 2 m 8)
        Cable material	PVC
        Conductor cross-section	0.14 mm²
        Circuit protection	A 9) B 10) C 11)
        Protection class	III
        Weight	80 g
        Housing material	Plastic, VISTAL®
        Optics material	Plastic, PMMA
        Enclosure rating	IP66 IP67 IP69K
        Ambient operating temperature	–40 °C ... +60 °C
        Ambient storage temperature	–40 °C ... +75 °C
        UL File No.	NRKH.E181493

        • 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) Q = light switching.
        • 5) At and above Tu 50 °C, a max. load current of Imax. = 50 mA is permitted.
        • 6) Signal transit time with resistive load.
        • 7) With light/dark ratio 1:1.
        • 8) Do not bend below 0 °C.
        • 9) A = VS connections reverse-polarity protected.
        • 10) B = inputs and output reverse-polarity protected.
        • 11) C = interference suppression.

      • CLASSIFICATIONS

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      Technical drawings

      

      Dimensional drawing WT9-3

      

      Adjustments possible Potentiometer

      

      Connection diagram Cd-094

      

      Characteristic curve WTB9-3, red light, 350 mm

      

      Light spot size WT9-3, red light, 350 mm

      

      Sensing range diagram WT9-3, red light, 350 mm

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