Photoelectric Sensors

Photoelectric sensors detect the distance, absence or presence of an object. These sensors are great for sensing long distances and detecting most materials.

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  • baumer-oadm-20i4_3__37326.jpg

    Baumer

    OADM 20I6480/S14F

    Photoelectric Distance Sensor, Laser Point, 100-600mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, Quick Disconnect M12 8-pin Rotatable Connector, 0° to +50°C° IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $2,374.00
    $2,374.00
  • baumer-oadm-20i4_4__17449.jpg

    Baumer

    OADM 20I6481/S14F

    Photoelectric Distance Sensor, Laser Point, 200-1000mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, Quick Disconnect M12 8-pin Rotatable Connector, 0° to +50°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series, 1 Piece in

    $2,374.00
    $2,374.00
  • baumer-oadm-20i4_5__47151.jpg

    Baumer

    OADM 20I6541/S14F

    Photoelectric Distance Sensor, Laser Line, 30-70mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, Quick Disconnect M12 8-pin Rotatable Connector, 0° to +50°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $2,873.00
    $2,873.00
  • baumer-oadm-20i4_6__12991.jpg

    Baumer

    OADM 20I6560/S14F

    Photoelectric Distance Sensor, Laser Line, 30-130mm Range, Analog Output Signal:, 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, Quick Disconnect M12 8-pin Rotatable Connector, 0° to +50°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $2,873.00
    $2,873.00
  • baumer-oadm-20i4_7__80808.jpg

    Baumer

    OADM 20I6572/S14F

    Photoelectric Distance Sensor, Laser Line, 50-300mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, Quick Disconnect M12 8-pin Rotatable Connector, 0° to +50°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $2,873.00
    $2,873.00
  • baumer-oadm-20i4_8__94087.jpg

    Baumer

    OADM 20I6580/S14F

    Photoelectric Distance Sensor, Laser Line, 100-600mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, Quick Disconnect M12 8-pin Rotatable Connector, 0° to +50°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $2,873.00
    $2,873.00
  • baumer-oadm-20i4_9__92154.jpg

    Baumer

    OADM 20I6581/S14F

    Photoelectric Distance Sensor, Laser Line, 200-1000mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, Quick Disconnect M12 8-pin Rotatable Connector, 0° to +50°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $2,873.00
    $2,873.00
  • baumer-oadm-20i6_1__72922.jpg

    Baumer

    OADM 20I6591

    Photoelectric Distance Sensor, Laser Line, 50-300mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, 2m 8-pin Cable, -20- +60°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $6,278.00
    $6,278.00
  • baumer_oadm_20i6_870x630__94000.jpg

    Baumer

    OADM 20I6592

    Photoelectric Distance Sensor, Laser Line, 100-600mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, 2m 8-pin Cable, -20 to +60°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $6,278.00
    $6,278.00
  • baumer-oadm-20i6__71451.jpg

    Baumer

    OADM 20I6593

    Photoelectric Distance Sensor, Laser Line, 200-1000mm Range, Analog Output Signal: 4-20mA / 0-10VDC, 12-28VDC, 100mA, PNP, 2m 8-pin Cable, -20- +60°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $6,278.00
    $6,278.00
  • baumer_oadm_20u5440-s14c_15__67580.jpg

    Baumer

    OADM 20U2441/S14C

    Photoelectric Distance Sensor, Laser Point, 30-70mm Range, Analog Output Signal: 0-10VDC, 12-28VDC, 100mA, Quick Disconnect M12 5-pin Rotatable Connector, 0° to +50°C°, IP67, 65 x 20.6 x 50mm (HWD), OADM Series

    $1,873.00
    $1,873.00

Photoelectric sensors detect the distance, absence or presence of an object. These sensors are great for sensing long distances and detecting most materials.

How Does a Photoelectric Sensor Work?

Generally a photoelectric sensor consists of the following:

  • Transmitter - emits the light beam
  • Receiver - detects the light beam and converts it to an electrical signal

Photoelectric sensors detect changes in the light beam caused by the presence/absence, movement or properties of an object.

Types of Photoelectric Sensors:

  • Through-Beam (Thru-Beam)
    • Transmitter and receiver are two separate units that are directly opposite of each other. The sensor detects when an objects breaks the light beam
    • Great for long distance detection
    • Ideal for conveyors, counting or monitoring door openings
  • Retroreflective (Reflective Mode)
    • Transmitter and receiver are in one housing; light beam is reflected back by a reflector. Detection is triggered when an object breaks the beam.
    • Medium range detection and easier to install than a through beam
    • Ideal for package detection and pallet positioning
  • Diffuse (Proximity Mode)
    • The transmitter and receiver in one housing; the sensor detects light reflected directly off the target object (no reflector needed)
    • Best for short range applications
    • Ideal for detecting objects on assembly lines, verifying presence or checking fill level
  • Specialized Types:

Categories Related to Photoelectric Sensors:

  • Stack lights - signal towers visually communicate the data or alerts that the photoelectric sensors are generating
  • Smart relays - photoelectric sensors provide input signals which can process the data and control outputs
  • Pushbuttons and estops - if your sensor detects a fault, an operator can use a pushbutton to reset the system
  • HMIs - HMIs can dispay the data from the photoelectric sensor which allows you to monitor processes