Water is the essence of life, playing an integral role in public health, environmental conservation, and industrial processes. With growing concerns about water quality and the pressing need for sustainable practices, the demand for advanced water monitoring technologies has surged. Among these technologies, water quality sensors have emerged as indispensable tools for ensuring safe, clean, and reliable water resources. These sensors provide accurate, real-time data on various critical water parameters, empowering industries, governments, and researchers to make informed decisions.

Dissolved Oxygen Sensors

Dissolved oxygen is a critical parameter for aquatic ecosystems, wastewater treatment, and industrial processes. These sensors ensure accurate DO measurements, vital for maintaining ecological balance and process efficiency.

Product Model MW-O101 MW-O201 ZW-O101 ZW-O103 ZW-O102
Product Principle Galvanic Cell Sensor Polarographic Sensor Galvanic Cell Module Polarographic Module
Product picture MW-O101 MW-O201 ZW-O101 ZW-O103 ZW-O102
Signal output / / RS485 (5V level) TTL output (3V level) RS485 (5V level)
Measurement range 0-20mg/L
Resolution 0.01 mg/L
Work temperature 0-40°C 5-45°C 0-40°C
Wetted material PP
Installation method Immersed installation
Maintenance / Recommend replacing the electrolyte every 3 months / Recommend replacing the electrolyte every 3 months
Response time <20S <30S ≤20S

pH Sensors

pH levels indicate the acidity or alkalinity of water, affecting its usability and safety. High-precision pH sensors are essential for water treatment plants, agriculture, and research laboratories.

Product Model MW-pH101 ZW-pH101 ZW-pH102 ZW-pH103
Product picture MW-pH101 ZW-pH101 ZW-pH102 ZW-pH103
Signal output / RS485 output (5V level) Analog voltage signal output (0-5V) TTL output
Measurement range 1-14
Work temperature 0-50 °C
Resolution / 0.02pH
/
Sensitivity 1.1-1.6 mV/PH /

Temperature Sensors

Temperature impacts chemical reactions and biological processes in water. Reliable temperature sensors provide insights into water conditions for industrial and environmental applications.

Product Model MW-WT101 ZW-WT101
Product picture MW-WT101 ZW-WT101
Signal output / RS485 (5V level)
Measurement range -20 to 100°C
Accuracy / ±0.2°C
Line length 58cm
/

TDS Sensors

Total Dissolved Solids sensors measure the concentration of dissolved substances, ensuring water quality for drinking, irrigation, and industrial use.

Product Model MW-TDS110 ZW-TDS102 ZW-TDS103
Product picture MW-TDS110 ZW-TDS102 ZW-TDS103
Signal output / RS485 (5V level) TTL
Measurement range 0-2000ppm
Accuracy / ±3%F.S.
Work temperature ≤70°C

Temperature + TDS Modules

These integrated modules combine temperature and TDS measurement, offering a cost-effective and efficient solution for water monitoring.

Product Model ZW-TS101 ZW-TS102
Product picture ZW-TS101 ZW-TS102
Signal output RS485 output (5V level) TTL output (3V level)
Measurement range TDS: 0-2000ppm
Temperature: 0-80°C
Accuracy ±3%F.S.
Output linearity Linear

ORP Sensors

Oxidation-Reduction Potential sensors measure the water's ability to oxidize or reduce substances, critical for disinfection and chemical monitoring.

Product Model MW-ORP101 ZW-ORP101
Product picture MW-ORP101 ZW-ORP101
Signal output / RS485 output (5V level)
Measurement range -2000mV to 2000mV
Resolution 1mV
Work temperature 0-50°C
Response time ≤120S

Ammonia Nitrogen Modules

Ammonia nitrogen levels are crucial for aquaculture, agriculture, and wastewater management. These sensors provide accurate readings to optimize water quality.

Product Model MW-NH101 ZW-NH101
Product picture MW-NH101 ZW-NH101
Signal output / RS485 output (5V level)
Measurement range 0-1000mg/L
Resolution 0.1mg/L
Work temperature 0-50°C

Residual Chlorine Modules

Residual chlorine sensors ensure proper disinfection levels in drinking water and swimming pools, safeguarding public health.

Product Model MW-RCl101 ZW-RCl101
Product picture MW-RCl101 ZW-RCl101
Signal output / RS485 output (5V level)
Measurement range 0-20mg/L
Resolution 0.01mg/L
Work temperature 0-60°C
Response time ≤90S

Turbidity Modules

Turbidity sensors measure water clarity, vital for monitoring sediment levels in rivers, reservoirs, and treatment plants.

Product Model ZW-TUR101 ZW-TUR102 ZW-TUR103
Product picture ZW-TUR101 ZW-TUR102 ZW-TUR103
Signal output RS485/4-20mA Analog Voltage RS485 
Measurement range 0-20NTU;
0-100NTU
0-1000NTU 0-100/0-1000/0-4000NTU
Accuracy ±4% F.S. ±5% F.S. ±5%F.S. or ±3NTU
Work temperature 0-60°C 5-90°C 0-60°C

Conductivity Modules

Conductivity sensors assess the ionic content in water, providing insights into its purity and suitability for various applications.

Product Model ZW-C101 ZW-C102
Product picture ZW-C101 ZW-C102
Signal output 4-20mA/RS485 0.8-4V
Measurement range 0-20000μS/cm 0-20uS/cm
Resolution 0.01μS/cm
Work temperature 0-80°C -40 to 100°C

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