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    IR Diffuse Reflective Photoelectric Sensor, 20-200mm/30-300mm

    SKU: SUCH-PHOS-31200
    $75.59
    ● 20-200mm/30-300mm ● NPN/ NPN, NO/NC ● IR diffuse reflection type ● 940nm infrared light
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    🚚 Free shipping
    🕒 Delivery date: 6-12 days
    🔁 30-day Returns
    Overview

    High-performance infrared diffuse reflection photoelectric sensors utilize a 940nm high-efficiency infrared light source to achieve rapid and stable detection within ranges of 20–200mm or 30–300mm. The photo sensors offer multiple output configurations including NPN/PNP and NO/NC, enabling effortless identification of 200*200mm white targets while maintaining accurate response even under low-light conditions or complex backgrounds.

    Feature

    IR diffuse reflective photoelectric sensor feature

    • The SUCH infrared diffuse reflection photoelectric sensor features multiple protective mechanisms, ensuring not only the safety and stability of the product itself but also safeguarding equipment from damage.
    • Equipped with premium electronic components and utilizing high-quality optical transceiver modules, this photo sensor delivers enhanced detection accuracy and extended service life.
    • Detection distances of 20-200mm or 30-300mm are selectable, supporting adjustment based on actual usage conditions. Turning clockwise extends the detection distance, while turning counterclockwise shortens it.
    • The glass-coated filter lens effectively filters out electromagnetic interference from other light sources, ensuring more accurate detection. Additionally, the quartz lens material remains unaffected by temperature changes, preventing deformation.

    Dimension (unit: mm)

    IR diffuse reflective photoelectric sensor dimension

    Detail

    IR diffuse reflective photoelectric sensor detail

    Protection

    IR diffuse reflective photoelectric sensor protection

    • Short-circuit Protection: Safeguards both the device and the load from damage during short circuits or load malfunctions.
    • Overload Protection: Automatically protects against increased current caused by unstable loads or operational issues.
    • Reverse Polarity Protection: Prevents damage to the product if the positive and negative terminals of the photoelectric sensor's power supply are connected incorrectly.
    • 10-30V Wide Voltage Range: Operates reliably over extended periods within the DC 10-30V voltage range.
    Specs
    Detection Distance 20–200mm, 30–300mm
    Standard Target 200*200 mm white cardboard
    Light Source 940nm infrared light
    Indicator LED Red LED / green LED
    Output Model NPN NO, PNP NO, NPN NC, PNP NC
    Operating Voltage 10–30V DC
    No-Load Current <10mA
    Max Load Current 150mA
    Leakage Current <0.01mA
    Voltage Drop <1.5V
    Switching Frequency 100Hz
    Response Time 5ms
    Hysteresis <15% (Sr)
    Repeat Accuracy <5% (Sr)
    Protection Rating IP55
    Operating Temperature 0°C to +55°C
    Temperature Drift <10% (Sr)
    Short-Circuit Protection Yes
    Overload Protection 180mA
    Cable φ4.0mm, 2m PVC cable, 3 × 0.15mm²
    Housing Material PBT
    Weight Approx. 44.7g
    Certifications CE, RoHS
    Application
    Diffuse reflective photoelectric sensor for fabric color inspection

    Fabric Color Inspection

    Diffuse reflective photoelectric sensor for parcel sorting

    Parcel Sorting

    Diffuse reflective photoelectric sensor for warehouse logistics line

    Warehouse Logistics Line

    FAQ

    An infrared diffuse reflection photoelectric sensor emits infrared light onto the surface of the target object. The reflected light is then received by the sensor's receiver, enabling it to determine whether the object is present. Since diffuse reflection is employed, the reflected light does not need to return perpendicularly, making the sensor more adaptable to different object materials and shapes.

    Detection range is a key performance metric for diffuse reflection sensors, influenced by factors such as object color, material, surface gloss, and ambient light interference. Generally, light-colored objects with high reflectivity allow for longer detection distances. Dark or black objects with low reflectivity result in shorter effective detection ranges. Additionally, transparent or highly reflective objects may cause false triggers, requiring sensitivity adjustment or the use of background suppression sensors.

    When installing an ir diffuse reflection photoelectric sensor, ensure the sensor faces the target object directly and maintain an appropriate mounting distance to allow reflected light to return smoothly to the receiver. During operation, adjust the sensitivity knob based on the object's reflectivity to find the optimal trigger point, preventing false detections and missed detections. It is recommended to avoid direct exposure to intense light or high-dust environments to extend service life and ensure detection stability.

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