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Contact Information
Consultation Hotline:
Address: No. 336, Heping Avenue, Wuchang District, Wuhan City
Message InquirypH Sensors
Technical Features:
All pH Sensors manufactured by our company are developed using German technology and produced in strict accordance with German manufacturing processes. To ensure product quality, all key raw materials are directly imported from overseas. Currently, most of our products are exported to more than ten countries, including the United States, Germany, France, the United Kingdom, Australia, Russia, and South Korea. Years of practical experience have proven that our pH Sensors boast superior performance and stable, reliable quality. Our comprehensive range of pH Sensors can be widely applied in various industrial production control processes!
ASY3811D Series
As shown in the figure:
● Digital dissolved oxygen sensor with RS485 output, which converts analog signals into digital signals
● Data is stored inside the sensor, such as important parameters like zero point and slope
● No calibration required—just plug in and use
● Data can be transmitted over long distances, and measurement values are stable and reliable
● PG13.5 threaded installation, internationally standard size
● The sensor is with fixed cable, the length can be adjusted according to user requirements
● Measurement range: 0 ppm to saturation, 0.1% to 200%, 0–20 mg/L
● Temperature range: 0–130°C, pressure resistance: 0.1 MPa
● Outer tube material: stainless steel
● External dimensions: ∅12×120 mm or other dimensions
Model Selection:
ASY3811D Polarographic Oxygen Sensor
ASYF3811D Fluorescence Oxygen Sensor
ASYF2121D Series
As shown in the figure:
● Digital fluorescence dissolved oxygen Sensor with RS485 output, which converts analog signals into digital signals
● Data is stored inside the sensor, such as important parameters like zero point and slope
● No calibration required—just plug in and use
● Data can be transmitted over long distances, and measurement values are stable and reliable
● 3/4 NPT threaded connection for secure and reliable sealing
● The sensor is with fixed cable and can be customized according to user requirements
● Measurement range: 0 ppm to saturation, 0.1% to 200%, 0 to 20 mg/L
● Temperature range: 0–55°C, pressure resistance: 0.4 MPa
● Sensor dimensions: ∅28×165mm
● Outer tube material: PPS plastic
Model Selection:
ASYF2121D Fluorescence Oxygen Sensor with Fixed Cable
ASYF2151D Fluorescence Oxygen Sensor with VP Connector
ASY2121D Series
As shown in the figure:
● Digital dissolved oxygen sensor with RS485 output converts analog signals into digital signals
● Data is stored inside the sensor, such as important parameters like zero point and slope
● No calibration required—just plug in and use
● Data can be transmitted over long distances, and measurement values are stable and reliable
● The digital signal output by the Sensor can be directly converted into a WIFI or GPRS signal for wireless transmission
● The sensor is with fixed cable or VP connector, and the length can be adjusted according to user requirements
● Measurement range: 0 ppm to saturation, 0.1% to 200%, 0–20 mg/L
● Temperature range: 0–80°C, pressure resistance: 0.4 MPa
● External dimensions: ∅28×165mm
● 3/4 NPT threaded connection for secure and reliable sealing
● Outer tube material: PPS plastic
Model Selection:
ASY2121D Polarographic Oxygen Sensor with Fixed Cable
ASY2151D Polarographic Oxygen Sensor with VP Connector
ASP2101 Series
As shown in the figure:
● The sensor is with fixed cable, the length can be adjusted according to user requirements
● Measurement range: 0–14 pH; Zero potential: E0=7pH; Temperature range: 0–110°C
● Pressure resistance: 0.6 MPa
● Dimensions: ∅12×120mm, 225mm, or other sizes
● Outer tube material: glass
● Temperature compensation resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
Model Selection:
ASP2101
ASP3101 Combination Sensor with Thermistor (Please specify the temperature resistance value when ordering)
ASP2181
As shown in the figure:
● S7 connector, easy to install and replace the Sensor
● Measurement range: 0–14 pH; Zero potential: E0=7pH; Temperature range: 0–110°C
● Pressure resistance: 0.6 MPa
● Dimensions: ∅12×120mm, 225mm, or other sizes
● Outer tube material: glass
ASR3851D Series
As shown in the figure:
● Digital ORP Sensor with RS485 Output
● Convert analog signals into digital signals
● Data is stored inside the Sensor, such as important parameters like zero point and slope
● No calibration required—just plug in and use
● Data can be transmitted over long distances, and measurement values are stable and reliable
● PG13.5 connector for easy installation and Sensor replacement
● VP connector or fixed wire connection; wire length can be customized to meet user requirements
● Outer tube material: glass
● Size: ∅12×120 or other dimensions
Model Selection:
ASR3851D with VP Connector (platinum ring)
ASR3811D with Fixed Cable (platinum ring)
ASR3751D with VP Connector (platinum plate)
ASR3711D with Fixed Cable (platinum plate)
ASR3651D with VP Connector (gold plate)
ASR3611D with Fixed Cable (gold plate)
International Sales Hotline:
Address: No. 336, Heping Avenue, Wuchang District, Wuhan City
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