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.

Additional Sensor Categories:
Proximity | Ultrasonic | Pressure | Temperature | Level | Tilt

 

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  • baumer_-_fpdk_07_-_retroreflective_sensor_2__73393.jpg

    Baumer

    FPDK 07P6901/KS35A

    10151063

    Retroreflective Sensor, Subminiature, Pulsed Red LED, 10-30VDC, 0.6m Actual Range Sb, 0.8m Nominal Range Sn, Teach-in, PNP, Light/Dark Operate, M8 4-Pin Flylead Connector (200mm Length), 17.8 x 8 x 12.6mm HWD, Plastic Housing, PMMA Optics,

  • baumer_-_o500.gp_-_diffuse_sensor_-_m12_4_pin_5__03226.jpg

    Baumer

    O500.DI-GM1J.72O

    11199085

    Laser Distance Sensor, 10-30VDC, 60-550mm Measuring Distance Sd, Pulsed InfraRed Diode, 860 nm, Push-Pull, Teach-In and IO-Link, M12 4-Pin Connector, Plastic Housing, PMMA Optics, 45 x 18 x 32mm(HWD), -25 to 60°C Operating Temperature, IP67

  • baumer_-_om70-vi_-_sensor_26__42936.jpg

    Baumer

    OM70-P0600.HV0500.VI

    11112066

    High Performance Laser Distance Sensor, 100-600mm Measuring Distance Sd, 500mm Sweet Spot, OM70 Laser Point Basic, Touch Display, RS485, 15-28VDC, Analog and RS485, IP67, 74 x 26 x 55mm (HWD)

    $3,479.29
    $3,479.29
  • baumer_-_o500.gp_-_diffuse_sensor_-_cable_23__99988.jpg

    Baumer

    O500.SP-GW1B.72CU

    11096085

    SmartReflect Light Barrier, 10-30VDC, 60-600mm Background Position Sde, Pulsed PinPoint LED, 630 nm, Push-Pull, qTeach/External, Light/Dark Operate, 2m 4-Pin Cable, Plastic Housing, PMMA Optics, 45 x 18 x 32mm (HWD), -25 to 60°C Operating T

  • Baumer_OT300_Primary.png

    Baumer

    OT300.GL-GLZZJ.72N

    11240057

    Diffuse Sensor, Background Suppression, Time-of-Flight, Pulsed Red Laser Diode, Laser Class 1, 12-30VDC, 100-1800mm Sensing Distance Tw, IO-Link, Push-Pull, Light Operate, M8 4-Pin Connector, 12.9 x 32.3 x 23mm (WxHxD), -20 to +50°C, IP67

  • Baumer_O300_CU_Primary.jpg

    Baumer

    O300.EI-PV1T.72CU

    11209576

    Thru-Beam Sensor, Receiver, 10-30VDC, 10m Actual Range Sb, qTeach, PNP Complementary, Light/Dark Operate, 2m 4-Pin Cable, 12.9 x 32.3 x 23mm (WxHxD), Plastic (ASA/PMMA), -25 to +60°C, IP67, Emitter Sold Separately

  • Baumer_FSDK_S35A_Primary.png

    Baumer

    FSDK 14D9601/S35A

    11001222

    Thru-Beam Sensor, Emitter, Pulsed Red LED, 10-30VDC, 12m Actual Range Sb, M8 4-Pin Connector, 14.8 x 43 x 31mm (WxHxD), Plastic, -25 to +65°C, IP67, Receiver Sold Separately

  • Baumer_FEDM_08P_Primary.jpg

    Baumer

    FEDM 08P3002/S35L

    10228467

    Thru-Beam Sensor, Receiver, 10-30VDC, 2.5m Actual Range Sb, No Adjustment, PNP, Dark Operate, M8 3-Pin Connector, 8 x 58 x 15mm (WxHxD), Anodized Aluminum, -25 to +65°C, IP65, Emitter Sold Separately

  • Baumer_O300_RR_CU_Primary.jpg

    Baumer

    O300.GP-PV1T.72OU

    11147416

    Diffuse Sensor, Background Suppression, PinPoint LED, 10-30VDC, 30-200mm Sensing Distance Tw, qTeach, PNP Complementary, Light/Dark Operate, 12.9 x 32.3 x 23mm (WxHxD), Plastic (ASA/PMMA), -25 to +60°C, IP67

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

Additional Sensor Categories:
Proximity | Ultrasonic | Pressure | Temperature | Level | Tilt

 

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