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- Last added
- 2026-09-28
Featured Lvqing manuals
Lvqing QZX327 Human Micro‑Motion Sensor User Manual
The QZX327 human micro‑motion sensor uses ultra‑wideband radar and biomedical engineering to detect body presence, breathing and subtle movements. It is suited for smart toilets, robots, offices, conference rooms, restrooms and hospitals.
The manual details electrical parameters, communication settings, device functions, installation, wiring, remote‑control adjustments and safety precautions for reliable operation. This manual is written in Chinese.
Covers: Product Overview · Electrical Parameters · Communication Parameters · Device Functions · Installation and Wiring · Remote‑Control Settings
Latest Lvqing manuals
Lvqing QZX327 Human Micro‑Motion Sensor User Manual
User Manual 8 pages · 613 KB · ZHThe Lvqing QZX327 sensor detects tiny human motions using ultra‑wideband radar and provides RS485 output for smart devices.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in Lvqing manuals
How do I adjust the sensor's sensitivity?
Press the sensitivity key, then press a number 1‑9; level 1 is least sensitive, level 9 is most sensitive (default 9).
How can I reset the sensor to factory defaults?
Press and hold the “C” key for five consecutive presses to restore factory settings.