IoT Digital Polarographic Dissolved Oxygen Sensor

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Shanghai BOQU Instrument Co., Ltd

Shanghai, China

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This product is the latest digital dissolved oxygen electrode independently researched, developed, and produced by BOQU Instrument. The electrode is light in weight, easy to install, and has high measurement accuracy, responsiveness, and can work stably for a long time. Built-in temperature probe, instant temperature compensation. With strong anti-interference ability, the longest output cable can reach 500 meters. It can be set and calibrated remotely, and the operation is simple.

                                                            Model No
                                                            BH-485-DO
                                                        
                                                            Protocol
                                                            Modbus RTU RS485
                                                        
                                                            Power Supply
                                                            DC12V-24V
                                                        
                                                            Features
                                                            high quality membrane, durable sensor life
                                                        
                                                            Model
                                                            BH-485-DO Digital Dissolved Oxygen Sensor
                                                        
                                                            Housing material
                                                            ABS
                                                        
                                                            Parameter measurement
                                                            Dissolved oxygen,temperature
                                                        
                                                            Measure range
                                                            Dissolved oxygen:(0~20.0)mg/L Temperature:(0~50.0)℃
                                                        
                                                            Basic error
                                                            Dissolved oxygen:±0.30mg/L Temperature:±0.5℃
                                                        
                                                            Response time
                                                            Less than 60S
                                                        
                                                            Resolution
                                                            Dissolved oxygen:0.01ppm Temperature:0.1℃
                                                        
                                                            Power supply
                                                            24VDC
                                                        
                                                            Power dissipation
                                                            1W
                                                        
                                                            Overall size
                                                            230mm×30mm
                                                        
                                                            communication mode
                                                            RS485(Modbus RTU)
                                                        
                                                            Installation
                                                            Sinking type, pipeline, circulation type etc.
                                                        
                                                            Cable length
                                                            Can be ODM depend on user’s requirements

Sewage water
Groundwater
River water
Aquaculture
Urban sewage treatment
Industrial sewage treatment
Aquaculture
Environmental monitoring
Other fields.

1) The online oxygen sensing electrode, can work stably for a long time.
2) Built-in temperature sensor, real-time temperature compensation.
3) RS485 signal output, strong anti-interference ability, output distance up to 500m.
4) Using the standard Modbus RTU (485) communication protocol
5) The operation is simple, the electrode parameters can be achieved by remote settings and remote calibration.
6) 12V-24V DC power supply.