Dongrun manufacrured FDO-99 Water treatment Handheld Digital Dissolved Oxygen analyzer 4~20ma/oxygen concentrator analyzer

Company Introduction                                    

Yantai dongrun Instrument Co., Ltd. was founded in 1998,specializes in manufacturing online water quality analysis equipment, material level meters, pressure gauges, flow meters, special temperature gauges and laboratory analysis equipment. Our company cooperate with the Chinese Academy of Sciences to build a water analysis laboratory, and the main products are TOC analyzer, ammonia analyzer, fluorescence oxygen analyzer, etc. We have passed the ISO9001 certification and has a professional R & D team, providing technical support to meet customer demand, particularly in the anti-corrosion, our company has a unique technology to meet different conditions of corrosion requirements.

We are the important supplier of Yantai Wanhua Group,Pepsi,Sinopec,Jereil etc

 Product Introduction                                      

    Series FDO-99 fluorescence method dissolved oxygen analyzer, is the product which is specially designed for the water environment monitoring and sewage treatment. It adopts the advanced fluorescence quenching principle and accurate phrase detection technology and innovative packaging process, which makes its reliability and service life leading the rival product greatly. Its unique characteristics of long-term low drift and maintenance-free make the product surpass and take the place of traditional membrane electrode completely. 

Feature        

1No need to replace solid electroder film/ electrolyte 

2.No flow speed/ agitation requirement 

3.More higher resolution and measurement accuracy 

4.Stable measurement, no drift 

5.It will not be poisoning because of sulfide. 

6.The service life of the sensor can be above two years. 

7.It is not affected by the thermal disturbance. 

8.It is not affected by the ion ( H2S, CO2, NH3, SO4, Cl-, Cl2 , etc) cross interference 

9.It is install-and-use, without calibration. 

10.Basic maintenance-free 

11.Simple key operation

12. 4~20mA isolation current output, optional field Bus interface 

13.Optional 4 alarms, 1 cleaning relay output 

14.With data record function 

Technical parameter                                           

 Sensor

Transmitter Performance 

Company and trade show                                     

 Qualification certificate