Waterproof Ultrasonic Distance Sensor

SKU: SEN0301

This is a high-performance ultrasonic distance sensor (ULA) with an enclosed waterproof probe. Using ultrasonic echo ranging (non-contact, measuring time lapses between pulse send and echo receive), it detects various objects (transparent, non-ferrous, metal/non-metal, liquid, solid, powder). Its unique bell-mouth shell boosts ultrasound directivity and stability. It offers two output modes: RS232 (default, changeable via button) and voltage analog.

Front of waterproof ultrasonic distance sensor with label and screws.-DFRobot product sku:SEN0301 image.

Downloadable Resources

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  • Tech Specs
  • Specification

    Parameter Details
    Operating Voltage 5~12V(DC)
    Average Current <10mA
    Effective Detecting Distance - 27~800cm (RS232)
    - 27~330cm (Voltage Analog)
    Output Mode - RS232:with temperature compensation and temperature output, automatically detect distance with 500ms working period, or trigger the control by external signal; output 232 level serial data, the working period must be over 60ms.
    - Voltage Analog: with temperature compensation; automatically detect distance with 500ms working period, output the corresponding voltage according to the different distance value.
    Probe Frequency 40K±1.0K Hz
    Measurement Accuracy - RS232: ±(1+S0.3%)cm
    - Voltage Analog: ±(1+S
    0.3%)cm
    Operating Temperature -15~60℃
    Storage Temperature -25~80℃
    Operating Humidity RH<80%
    Storage Humidity RH<90%
    Measurement Period <60ms
    Dimension 60 x 43.2x 31.4mm/2.36x1.70x1.24"
    SEN0301 Water-proof Ultrasonic Sensor (ULA)

    Pinout

    SEN0301 Water-proof Ultrasonic Sensor (ULA) Output Format
    Num Pin Description
    1 VCC 5V~12V Power input
    2 RX Receive serial data under RS232 mode
    3 TX Output serial data under RS232 mode
    4 Vout Output Voltage under voltage analog mode
    5 GND Ground

    FAQ

    • Hi, can I incorporate into this kit a night vision camera like the RPi Camera (F) to do artificial intelligence processing by vision?

      hi,
      from some days I got this error on every script I try to load on the board (maix dock)...
      after some seconds the camera stops working, the board reboots and from maixpyIDE (or from PuttY) i got only this error line:
      "RuntimeError: Sensor Timeout!!"
      I've already tried changing a lot of different firmwares...
      i've already ask for this on official sypeed forum and their github profile but i'm waiting for a response :)
      is my sensor faulty? i've to buy a new ov2640?

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