Shanghai Boqu Instrument Co., Ltd.  

Product Name: Sewage Dissolved Oxygen Electrode (DOG-209FA) Model NO.: DOG-209FA Customized: Non-Customized Certification: ISO IP Rating: IP65 Measuring Medium: Liquid Wiring Type: Four-Wire Thread Type: NPT Material: Stainless Steel Production Process: Integration Output Signal Type: Analog Type For: Boiler Feed Water, Condensate Water and Sewage Component: SemiConductor Type Type: Resistance Strain Gauge Pressure Sensors Measuring Range: 0-20mg/L Electrode Shell Material: PVC or 316L Stainless Steel Output: Analog Sensor Usage: Liquid Level Sensor, Thermal Sensor Theory: Polarography Trademark: BOQU Transport Package: Carton Box Specification: SGS Origin: Shanghai HS Code: 9027809900 Product Description FeaturesDOG-209FA type oxygen sensor improved from the previously dissolved oxygen electrode,change diaphragm into a grit mesh metal membrane, with high stability and stress resistant,can be used in a more harsh environment, maintain volume is smaller, suitable for urbansewage treatment, industrial wastewater treatment, aquaculture and environmental monitoringand other fields of continuous measurement of dissolved oxygen.Technical IndexesUltra resistant to pressure (0.6Mpa) wallop, imported (grit mesh metal membrane)Up thread: M32 x 2.0Measuring range: 0-20mg / LMeasuring principle: Current type sensor (polarographic electrode)Breathable membrane thickness: 100μmElectrode shell material: PVC or 316L stainless steelTemperature compensation resistance: Pt100, Pt1000, 2.252K etcSensor life:> 2 yearsCable length: 5mDetection limit: 0.01 mg / L (20ºC)Measurement limit: 40 mg / LResponse time: 2min (90%, 20ºC)Polarization time: 60minMinimum flow rate: 2.5cm / sDrift: <2% / monthMeasurement error: <± 0.01 mg / LOutput Current: 50-80nA/0.1 mg / L Note: Maximum current 3.5uAPolarization voltage: 0.7VZero oxygen: <0.01 mg / LCalibration interval:> 60 daysMeasured water temperature :0-60 ºC