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Address: No. 336, Heping Avenue, Wuchang District, Wuhan City
Message InquirypH/ORP/EC/Temp Multi-parameter Sensor
Technical Features:
● pH range: 0–14 pH
● ORP range: ±2000 mV
● Conductivity range: 0–2000 μS/cm
● Temperature range: 0–80°C
● Residual chlorine range: 0–20 mg/L
● Pressure rating: 0.6 MPa
● 3/4 NPT threaded installation, with secure and reliable sealing
● Outer tube material: plastic
● Temperature compensation resistors: PT100, PT1000, 2.252 kΩ, 10 kΩ, 22 kΩ, etc.
● 2-in-1, 3-in-1, or 4-in-1 multiparameter Sensors available
PRT2121 Series
As shown in the figure:
● The Sensor can be directly matched with various domestic or imported instruments.
● 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.
● The Sensor has a sensitive response (it can reach more than 95% of the measured value within a few seconds).
● 3/4 NPT pipe thread installation, with secure and reliable sealing
● Withstand voltage of 0.6 MPa, zero potential E 0 =7 pH
● Dimensions: ∅22×110mm
● Outer tube material: plastic
● Temperature compensation resistors: PT100, PT1000, 10 kΩ, 2.252 kΩ, 22 kΩ, etc.
● pH range: 0–14 pH
● ORP range: ±2000 mV
● Conductivity range: 0–20,000 μS/cm
● Temperature range: 0–80°C
● Residual chlorine range: 0–20 mg/L
Model Selection:
● 3-in-1 Sensor:
PRT2121 pH/ORP/Temperature
PLT2121 pH/Residual Chlorine/Temperature
PCT2121 pH/EC/Temperature
RCT2121 ORP/EC/Temperature
CLT2121 EC/Residual Chlorine/Temperature
● 4-in-1 Sensor:
PRCT2121 pH/ORP/EC/Temperature
PCLT2121 pH/EC/Residual Chlorine/Temperature
PRT2121D Series
As shown in the figure:
● Intelligent Sensor with RS485 output, which directly 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.
● Convenient to use, no transmitter required; the Sensor outputs a digital signal that can be directly connected to a computer.
● The Sensor’s digital output can be directly converted into WIFI or GPRS signals for wireless transmission.
● Data can be transmitted both over short and long distances, with stable and reliable measurement values.
● 3/4 NPT threaded connection for top and bottom mounting, ensuring secure and reliable sealing
● Withstand voltage of 0.6 MPa, zero potential E 0 =7 pH
● Dimensions: ∅28×176mm
● Outer tube material: plastic
● pH range: 0–14 pH
● ORP range: ±2000 mV
● Conductivity range: 0–200,000 μS/cm
● Temperature range: 0–80°C
● Residual chlorine range: 0–20 mg/L
Model Selection:
● Intelligent 3-in-1 Sensor with RS485 Output:
PRT2121D pH/ORP/Temperature
PLT2121D pH/Residual Chlorine/Temperature
PCT2121D pH/EC/Temperature
RCT2121D ORP/EC/Temperature
CLT2121D EC/Residual Chlorine/Temperature
● Smart 4-in-1 Sensor with RS485 Output:
PRCT2121D pH/ORP/EC/Temperature
PCLT2121D pH/EC/Residual Chlorine/Temperature
National Sales Hotline: 24/7
Address: No. 336, Heping Avenue, Wuchang District, Wuhan City
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