User manual for Hangzhou LianCe U‑SIN‑TDS‑8001‑CN3 digital conductivity electrode, covering features, wiring, setup, commands and troubleshooting.
The U‑SIN‑TDS‑8001‑CN3 is a digital conductivity and salinity sensor designed for water‑quality monitoring in aquaculture, environmental water treatment and industrial processes. It uses a bipolar graphite sensor and includes an RS‑485 Modbus‑RTU interface for remote data acquisition.
This manual provides product overview, main features, technical specifications, mechanical dimensions, wiring and installation instructions, communication protocol details, user command reference, error codes and warranty information. This manual is written in Chinese.
| Conductivity range | 0–9999 µS/cm (0–70 mS/cm) |
|---|---|
| TDS range | 0–9999 ppm |
| Salinity range | 0–40.00 ppt |
| Resolution | 1 µS/cm; 0.01 mS/cm; 1 ppm; 0.01 ppt |
| Power supply | 7–30 VDC |
| Power consumption | 30 mA @12 VDC |
| Operating temperature range | 0–60 °C |
| Sensor lifespan | 2–3 years |
Use the calibration commands: set address 0x13 for custom mS values (default 12.88 mS) and address 0x14 for custom µS values (default 1413 µS).
The sensor operates from 0 °C up to 60 °C.
The sensor is rated for a lifespan of 2 to 3 years.