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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!
ASDSS Series
As shown in the figure:
● Digital conductivity Sensor with RS485 output, which converts analog signals into digital signals
● Data is stored inside the Sensor
● No calibration required—just plug in and use
● Data can be transmitted over long distances, and measurement values are stable and reliable
● Fixed wire, or VP connector optional
● Optional 3/4 NPT or 1/2 NPT male/female threads
● Outer tube material: PPS plastic
● Temperature compensation resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
Model Selection:
Model | ASDSS8077-1D | ASDSS8077-10D |
Does it have RS485 output? | Yes | Yes |
Constant | 1 | 10 |
Conductivity measurement range (μS/cm) | 0-50000 | 20-200,000 |
TDS measurement range (mg/L) | 0-25,000 | 1,000–100,000 |
Salinity range (ppt) | 0-2.5 | 0-10 |
Temperature range (℃) | 0–100°C | |
Pressure resistance (MPa) | 0.6 | |
Appearance and material | PPS plastic | |
Dimensions (mm) | Φ28×165 | |
ASPSRT2-2121 Series
As shown in the figure:
● Strong anti-interference capability, resistant to contamination and clogging, long service life, and continuous, stable measurements
● The reference system is filled with a polymeric polymer, making it easy to use and eliminating the need to replenish the electrolyte
● Rapid electrode response (reaches more than 95% of the measured value within a few seconds)
● 3/4 NPT threaded connection for secure and reliable sealing
● Pressure resistance: 0.6 MPa, zero potential E0 =7pH
● Dimensions: ∅28×176
● Outer tube material: plastic
● Temperature compensation resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
● pH range: 0–14 pH
● ORP range: ±2000 mV
● Conductivity range: 0–2000 μS/cm
● Temperature range: 0–80°C
Model Selection:
● Three-in-one Sensor:
ASPSRT2-2121 pH/ORP/Temperature
ASPSCT2-2121 pH/EC/Temperature
ASPSRCT2-2121 ORP/EC/Temperature
● Four-in-one Sensor:
ASPSRCT2-2121 pH/ORP/EC/Temperature
ASDH Series
As shown in the figure:
● Fixed cable connection
● 3/4 NPT or 1/2 NPT threads available
● Temperature compensation resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
Model Selection:
Model | ASDH-0.01 | ASDH-0.01D | ASDH-0.1 | ASDH-0.1D | ASDH-1 | ASDH-1D |
RS485 output | No | Yes | No | Yes | No | Yes |
Parameters | 0.01 | 0.1 | 1 | |||
Conductivity range (μS/cm) | 0-20 | 0-200 | 0-2000 | |||
Temperature (℃) | 0–80℃ | |||||
Pressure resistance (MPa) | 1.0 | |||||
Outer tube material | Stainless steel | |||||
Dimensions (mm) | Φ13×70 or other dimensions | |||||
ASP2321
As shown in the figure:
● Threaded mounting; thread size PG13.5, an internationally recognized standard.
● S8 connector, easy installation and replacement
● Measurement range: 0–14 pH; Zero potential: E0=7pH; Temperature range: 0–130°C
● Pressure resistance: 0.6 MPa
● Dimensions: ∅12×120mm, 225mm, or other sizes
● Outer tube material: glass
ASPS2121 Series
As shown in the figure:
● 3/4 NPT threaded connection for secure and reliable sealing
● Both flow-through and submersible designs are easy to install
● The sensor is with fixed cable or VP connector, and the wire 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: ∅28×165mm or other dimensions
● Outer tube material: PPS plastic
● Triple-composite temperature-compensated resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
Model Selection:
ASPS2121
ASPS3121 Combination Sensor with Thermistor (Please specify the temperature resistance value when ordering)
ASPS3121D Digital Sensor with RS485 Output
ASPS3151 VP connector, Combination Sensor with Thermistor (please specify the temperature resistance size when ordering)
ASPS3151D VP connector, Digital Sensor with RS485 output
ASPSA3151 Series
As shown in the figure:
● 3/4 NPT threaded connection for secure and reliable sealing
● Can be installed in a flow-through or submerged configuration
● The sensor is with VP connector, easy installation and replacement
● Measurement range: 0–14 pH; Zero potential: E0=7pH; Temperature range: 0–110°C
● Pressure resistance: 0.6 MPa
● Dimensions: ∅28×165mm or other dimensions
● Outer tube material: PPS plastic
● Temperature compensation resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
Model Selection:
● General wastewater treatment:
ASPSA3151 Combination Sensor with Thermistor (Please specify the temperature resistance value when ordering)
ASPSA3151D Digital Sensor with RS485 Output, No Calibration Required, Plug and Play
● Media containing severe pollutants such as S 2- , NH 4+ , CN - :
ASPSB3151 Combination Sensor with Thermistor (Please specify the temperature resistance value when ordering)
ASPSB3151D Digital Sensor with RS485 Output, No Calibration Required, Plug and Play
ASP2221
As shown in the figure:
● S8 connector, PG13.5 threaded mounting
● The Sensor is suitable for pure water with a conductivity ≥1 μS/cm
● 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
International Sales Hotline:
Address: No. 336, Heping Avenue, Wuchang District, Wuhan City
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