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Consultation Hotline:
Address: No. 336, Heping Avenue, Wuchang District, Wuhan City
Message InquiryDissolved Oxygen (DO) Sensor
Technical Features:
● Polarographic and optical dissolved oxygen Sensors
● The Sensor has stable performance and reliable measurement.
● Zero-point stability, low drift
● Fast response (T98% < 60 seconds)
● Measurement range: 0 ppm to saturation, 0.1% to 200%, 0–20 mg/L
● Temperature range: 0–130°C, pressure rating: 0.4 MPa
● Flow velocity: 0.02 m/s
● The Sensor is suitable for industries such as pure water, chemical engineering, biochemical pharmaceuticals, food and beverage, metallurgy, wastewater treatment, and aquaculture.
ASY3851 Series
As shown in the figure:
● The Sensor can be directly matched with various domestic or imported dissolved oxygen meters.
● VP connector, making it easy to install and replace the Sensor
● Threaded mounting; thread size PG13.5, an internationally recognized standard.
● Suitable for industries such as high-purity water, biochemical pharmaceuticals, food and beverage, chemicals, and semiconductors.
● Measurement range: 0 ppm to saturation, 0.1% to 200%, 0 to 20 mg/L
● Temperature range: 0–130°C
● Pressure range: 0.4 MPa
● Overall dimensions: ∅12×120 mm or other dimensions
● Outer tube material: Stainless steel
● Heating and compensation resistors include 10 kΩ, PT100, PT1000, etc.
Model Selection:
● Jipu style:
ASY3851
ASY3851H High-Temperature Fermentation
ASY3851D Intelligent Sensor with RS485 Output, No Calibration Required, Plug and Play
● Fluorescence method:
ASYF3851D intelligent Sensor with RS485 output, no calibration required, plug and play
● Primary battery type:
ASYY3851
ASY3811 Series
As shown in the figure:
● The Sensor can be directly matched with various domestic or imported dissolved oxygen meters.
● Threaded mounting; thread size PG13.5, an internationally recognized standard.
● Sensor with fixed lead, optional lead length
● Measurement range: 0 ppm to saturation, 0.1% to 200%, 0 to 20 mg/L
● Temperature range: 0–130°C
● Pressure range: 0.4 MPa
● Overall dimensions: ∅12×120 mm or other dimensions
● Outer tube material: stainless steel
● Temperature compensation options include 10K, PT100, PT1000, and others.
Model Selection:
● Jipu style:
ASY3811
ASY3811H High-Temperature Fermentation
ASY3811D Intelligent Sensor with RS485 Output, No Calibration Required, Plug and Play
● Fluorescence method:
ASYF3811D Intelligent Sensor with RS485 Output, No Calibration Required, Plug and Play
● Primary battery type:
ASYY3811
ASY2121 Series
As shown in the figure:
● The Sensor can be directly matched with various domestic or imported dissolved oxygen meters.
● 3/4 NPT threaded connection for secure and reliable sealing
● The Sensor has a fixed lead, with optional lead length
● Measurement range: 0 ppm to saturation, 0.1% to 200%, 0 to 20 mg/L
● Temperature range: 0–80°C; pressure range: 0.4 MPa
● Sensor dimensions: ∅28×165mm
● Outer tube material: PPS plastic
● Temperature-compensated resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
Model Selection:
● Jipu style:
ASY2121
ASY2121D Intelligent Sensor with RS485 Output, No Calibration Required, Plug and Play
● Fluorescence method:
ASYF2121D Intelligent Sensor with RS485 Output, No Calibration Required, Plug and Play
● Primary battery type:
ASYY2121
ASY2151 Series
As shown in the figure:
● The Sensor can be directly matched with various domestic or imported dissolved oxygen meters.
● 3/4 NPT threaded connection for secure and reliable sealing
● VP connector connection—easy to install and replace
● Measurement range: 0 ppm to saturation, 0.1% to 200%, 0 to 20 mg/L
● Temperature range: 0–80°C; pressure range: 0.4 MPa
● Sensor dimensions: ∅28×165mm
● Outer tube material: PPS plastic
● Heating and compensation resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
Model Selection:
● Jipu style:
ASY2151
ASY2151D Primary-cell oxygen smart Sensor with RS485 output, no calibration required, plug and play
● Fluorescence method:
ASYF2151D Intelligent Sensor with RS485 Output, No Calibration Required, Plug and Play
● Primary battery type:
ASYY2151
ASYS3811 Series
As shown in the figure:
● The Sensor can be directly matched with various domestic or imported dissolved oxygen meters.
● The Sensor comes with a fixed wire or VP connector, and the wire length can be customized according to user requirements.
● Threaded mounting; thread size PG13.5, an internationally recognized standard.
● Stable zero point with minimal drift
● Fast Sensor Response (up to T98% < 60 seconds)
● Measurement range: 0–20 mg/L
● Pressure rating: 0.4 MPa
● Temperature range: 0–60°C
● Sensor outer tube dimensions: ∅12×120mm
● Outer tube material: Plastic
● Temperature-compensated resistors: 10 kΩ, PT100, PT1000, 2.252 kΩ, 22 kΩ
Model Selection:
● Primary battery type:
ASYYS3851 VP Head Connection
ASYYS3811 Fixed Wire
● Jipu style:
ASYS3851 VP Head Connection
ASYS3811 Fixed Wire
National Sales Hotline: 24/7
Address: No. 336, Heping Avenue, Wuchang District, Wuhan City
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