RS485 Interface Fluorescence Principle Dissolved Oxygen Sensor For Sewage Water

Brand Name:Daruifuno
Certification:CE, ISO
Model Number:OPD700-YD01A
Minimum Order Quantity:1
Delivery Time:5-25 days
Payment Terms:T/T, Western Union, MoneyGram
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Location: Suzhou Jiangsu China
Address: Room 301, Building 3, No. 25 Datong Road, High-tech Zone, Suzhou City, JIANGSU P.R CHINA
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Product Details

RS485 Interface Fluorescence Principle Dissolved Oxygen Sensor For Sewage Water


Fluorescence dissolved oxygen sensors are usually used in water treatment plants, such as sewage treatment and activated sludge wastewater treatment processes.
The fluorescence sensor has fast response and good long-term stability. The sensor cap and cable can be replaced, which is convenient for maintenance. The sensor also includes a temperature sensor that can be temperature compensated.


Specification:

Product Name
DO sensor
Product Model
OPD700-YD01A
Brand Name
Daruifuno
Measuring Range
Oxygen content: 0.00~20.00 mg/L saturation:
Signal Type
Digital
Resolution
0.01mg/L 1%
Accuracy
0.1 mg/L 1%
Response Time
T90 less than 60s

Temperature compensation


Automatic, built-in temperature un
Calibration Method
Zero position/slope/de
Work Pressu
0~3Bar
Operating Temperatu
0.0~50.0℃
Material
ABS

Dimensions


Diameter: 35mm Total length: 260mm
Installation Size1"NPT at both ends of the installation thread; insertion depth 100 (including cleaning plug 1
Protection Grad
IP68

Weight


170g

Please click the user manual of DO sensor here:

OPD79 dissolved oxygen user manual.pdf


Brief introduction:

● Fluorescence principle
● The digital sensor is conducive to long-distance signal transmission without serious signal attenuation
● No calibration required, can meet the requirements of field work, short-term or long-term operations
● Without consuming oxygen, accurate measurement can be achieved when oxygen concentration is low
● All-in-one package, can be used with the online transmitters, DTU, and portable instruments
● RS485 interface, Modbus RTU, support access to standard industrial control system
● The protection grade is IP68, can work continuously and stably under water for a long time
● Internal storage of calibration data, support offline calibration, plug and play on site


Aplication:

◇ Sewage
◇ Surface water monitoring
◇ Aquaculture water bodies
◇ Urban sewage treatment
◇ Industrial wastewater treatment
◇ Aquarium


FAQ

1. What is the measuring principle of this dissolved oxygen sensor?
A: This dissolved oxygen sensor uses the fluorescence method, covering the detection head with a layer of fluorescent material, and the LED light source in the sensor emits blue light to the head.The fluorescent substance on the surface emits red light when the fluorescent substance is excited. The higher the dissolved oxygen concentration, the shorter the time from emitting blue light to red light. Use red light release timeThe phototropism between the concentration of dissolved oxygen and the concentration of dissolved oxygen, the sensor calculates the concentration of dissolved oxygen in the medium.
2. What is the advantage of digital dissolved oxygen sensor?
A: The digital DO sensor is conducive to long-distance signal transmission without serious signal attenuation. The sensor has RS485 interface, standard Modbus RTU communication protocol.
3. Can the DO sensor work under water?
A: Certainly. The protection grade of the dissolved oxygen sensor is IP68, it can work under water for a long time.


4. What is the wire length of the DO electrode?
A:
The lead wire of this electrode is 1 m by default, other lengths need to be customized, contact our customer service, the price will vary with the change of length.


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RS485 Interface Fluorescence Principle Dissolved Oxygen Sensor For Sewage Water

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