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LoRa Liquid Level Sensor

Solar-Powered LoRa Ultrasonic Level Sensor – Wireless, maintenance-free liquid level monitoring with long-range LoRa communication, solar energy supply, and high-precision ultrasonic measurement, ideal for outdoor and remote applications.

Power Supply DC 5V
Sensor Operating Current < 30mA
Operating Temperature -20℃ ~ 70℃
Communication Method Wi-Fi (2.4GHz)
Measuring Range 0.1 – 3.0 m
Sensor Waterproof Rating IP67

Product Details

Working Principle

The sensor features a built-in ultrasonic probe, which calculates the liquid surface distance based on the time difference between ultrasonic wave transmission and reception, then converts it into real-time liquid level data using the total height. It supports LoRa low-power long-range communication and is powered by solar energy, enabling stable data transmission for outdoor unattended scenarios.

Product Features
  • LoRa Communication + Solar Power: Eliminates wiring restrictions. The low-power design combined with solar power removes the need for frequent battery replacement, ensuring worry-free long-term outdoor operation.
  • Precise Measurement: Measuring range of 0.1–3.0m, with an error of only ±(1% reading + 10mm) and a blind zone of <10cm, delivering reliable data.
  • IP67 Protection: Waterproof and dustproof, operating reliably in a wide temperature range of -20℃~70℃, ideal for outdoor use in harsh weather.
  • Smart Management: Supports remote monitoring via the Tuya/Smart Life App. Sleep mode allows configurable reporting intervals from 1 to 24 hours, balancing power consumption and monitoring needs.

Application Scenarios

Suitable for outdoor water tanks, sewage treatment pools, farm irrigation tanks, PV system liquid storage tanks, and other scenarios, especially for liquid level monitoring in hard-to-wire, long-term unattended environments.

Specifications

Parameter Description
Power Supply DC 5V
Sensor Operating Current < 30mA
Operating Temperature -20℃ ~ 70℃
Communication Method Wi-Fi (2.4GHz)
Measuring Range 0.1 – 3.0 m
Sensor Waterproof Rating IP67

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