Desun Uniwill DYS-1 Portable Dissolved Oxygen Meter with DS380 Sensor, 0-20mg/l, RS485 Modbus Output
The Desun Uniwill DYS-1 is a portable dissolved oxygen (DO) meter with an integrated DS380 optical fluorescence sensor, delivering 0-20 mg/L or 0-200% saturation measurements via RS485 Modbus/RTU output for direct integration into data loggers, SCADA systems, and portable monitoring setups.
Features
- Optical Fluorescence DO Sensor (DS380) with titanium/stainless steel construction for long-term stability and minimal drift (<1% per year).
- RS485 Modbus/RTU digital output for seamless networking and data logging in industrial and environmental monitoring systems.
- Integrated salinity and barometric pressure compensation for accurate readings in diverse aquatic environments.
- IP68 submersible sensor encapsulation and rugged portable meter design for reliable field use from -20°C to 50°C.
- Large backlit LCD displays simultaneous DO concentration (mg/L) and temperature with manual/auto calibration modes.
Out of stock
The DYS-1 Portable Dissolved Oxygen Meter utilizes a DS380 optical fluorescence (luminescence quenching) sensor, which eliminates the need for membranes, electrolytes, or frequent calibration associated with traditional Clark-type electrodes. This principle ensures stable, low-drift measurements ideal for long-term monitoring. The sensor’s titanium or stainless steel housing and IP68 rating provide durability for continuous submersion in harsh aquatic environments.
The meter unit itself features a robust, ergonomic design housed in a protective carry case, with a large LCD for clear data visualization. Its RS485 Modbus/RTU interface allows for straightforward daisy-chaining and integration into larger sensor networks, SCADA, or portable data acquisition systems, supporting both manual field checks and automated, continuous monitoring protocols.
Additional Information
| Weight | 1.2 kg |
|---|---|
| Dimensions | 35 × 25 × 15 cm |













