Digital DO Sensor

Digital DO Sensor

Dissolved oxygen sensor uses fluorescence method to measure dissolved oxygen in water. Based on the principle of fluorescence quenching, the time of excited red light is inversely proportional to the concentration of oxygen molecules, and then the oxygen concentration is calculated.

● Wide measurement range
● High measurement accuracy
● Stable RS485 Modbus digital output

Advantages
This digital dissolved oxygen sensor provides high-precision and fast-response measurement with stable digital communication output. Its wide power compatibility, rugged structure and reliable materials allow stable long-term operation in various water environments, making it an ideal choice for online water quality monitoring with easy integration and strong practicality.
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Dalian Yheng Technology Co., Ltd. is one of the most reliable manufacturers and suppliers of digital do sensor in China. Welcome to buy high quality digital do sensor in stock here from our factory. If you have any enquiry about customized service, please feel free to email us.

 

Specifications

Parameters

Measurement range

Dissolved oxygen:(0-20)mg/L or 0-200% saturation

Temperature: 0-50 ℃

Measurement accuracy

Dissolved oxygen: ± 0.1-0.3mg/L;

Temperature:<0.3 ℃

Resolution

0.01mg/l

Response time

T90<120s;

Power supply

9V-24VDC, 12V power supply recommended

Output signal

Using RS485 serial communication, Modbus protocol

Working temperature

0-40 ℃

Storage temperature

-5-60 ℃

Outer dimensions

Φ32mm * 17mm

Sensor Material

Shell: abs; stoe titanium alloy, etc.

 

Features

● Wide measuring range for dissolved oxygen (0–20 mg/L / 0–200% saturation) and fast response with T90 < 120s, supporting realtime monitoring.

 High measurement accuracy and 0.01 mg/L high resolution, delivering stable and reliable water quality data.

 RS485 Modbus digital output, wide 9–24VDC power supply, and rugged ABS + titanium alloy construction for durable field use.

 

Applications

Digital DO Sensor can be used in aquaculture, environmental monitoring, industrial production process water quality monitoring and other fields.

product-400-200
Wastewater Treatment
product-400-200
Bio-fermentation
product-400-200
Cooling circulating water systems
product-400-200
Environmental monitoring
product-400-200
Aquatic breeding
product-400-200
Pure water testin

 

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