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    Automotive Ultrasonic Parking Sensor, 28-450cm, UART/TTL

    SKU: SUCH-US-PWM
    $59.41
    ● Sensing range 28–450cm ● Measurement accuracy ±(1+5×0.3%) cm ● Output PWM / UART / TTL level ● Operating voltage 3.3–12V DC
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    🕒 Delivery date: 6-12 days
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    Overview

    This ultrasonic parking sensor delivers PWM/UART/TTL outputs for seamless integration with reverse assist systems. Featuring a 28–450cm range, 28cm blind zone, and wide 60° beam angle, this ultrasonic parking sensor covers broad areas with ±(1+S×0.3%)cm accuracy. Built‑in temperature compensation and 3.3–12V DC supply with ≤10μA standby ensure stable, low‑power operation from -15–60°C. Weighing just 30g, this ultrasonic parking sensor mounts easily into bumpers or grilles for reliable obstacle alerts in automated parking and blind‑spot detection.

    Feature

    • Multiprotocol Output: PWM, UART, and TTL options enable effortless integration with most industrial controllers.
    • High-Precision Ranging: Built-in temperature compensation ensures stable accuracy, with deviation strictly within ±0.3%.
    • Wide Sensing Capability: 28-450cm detection range with a 60° beam angle covers comprehensive medium-distance object detection.
    • Low-Power Flexibility: 3.3-12V wide input range with ultra-low 8mA consumption supports both battery and industrial power lines.

    Dimension (Unit: mm)

    Ultrasonic parking sensor assembly dimension diagram and connector orientation."

    Spec
    Output PWM / UART Auto / TTL Level (optional)
    Operating Cycle PWM: Controlled
    UART Auto, TTL Level: 100ms
    Response Time PWM: ≤9ms
    UART Auto, TTL Level: 100 to 500ms
    Standby Current PWM: ≤10μA
    UART Auto, TTL Level: None
    Average Current ≤8mA
    Operating Voltage 3.3 to 12V DC
    Sensing Range 28 to 450cm  (object)
    Blind Zone 28cm
    Beam Angle ≈60°
    Measurement Accuracy ±(1+S×0.3%)cm
    Temperature Compensation Yes
    Operating Temperature -15 to 60℃
    Storage Temperature -25 to 80℃
    Operating Humidity ≤80%RH
    Storage Humidity ≤90%RH
    Weight 30g
    Application
    Ultrasonic sensor suspended in a greenhouse canopy for automated misting and humidity regulation

    Greenhouse

    Ultrasonic occupancy sensor installed on the ceiling of a smart parking garage detecting free parking spaces

    Smart Parking

    Ultrasonic proximity sensor mounted along a factory assembly line for counting products and measuring gap distances

    Factory Line

    FAQ
    ❯

    A: The sensor detects objects from 28 cm up to 450 cm. The blind zone is exactly 28 cm – keep targets beyond that for stable readings.

    ❯

    A: Accuracy is ±(1 + 5×0.3%) cm. For example, at 100 cm, it’s ±2.5 cm. Built‑in temperature compensation keeps performance consistent across -15 °C to +60 °C.

    ❯

    A: Response time is selectable – ≤9 ms (fast), 100  to  500 ms (normal), or ≤50 ms (custom). The operating cycle is controlled at 100 ms, giving you flexibility for dynamic or static detection.

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