If you are want to Build a circuit where you can detect the ph factor of liquid, whether it is basic or alkaline.
This is a Liquid pH Value Detection Sensor for Arduino. This is used in water quality testing and Aquaculture
The pH stands for the power of hydrogen, which is a measurement of the hydrogen ion concentration in the body. The total pH scale ranges from 1 to 14, with 7 considered to be neutral. A pH less than 7 is said to be acidic and solutions with a pH greater than 7 are basic or alkaline.
The PH electrode has a single cylinder that allows direct connection to the input terminal of a pH meter, controller, or any pH device which has a BNC input terminal. The pH electrode probe is accurate and reliable that can give almost instantaneous readings.
Specification:
| Heating Voltage (V) | 5±0.2 |
| Working Current (mA) | 5 to 10 |
| Detection Concentration Range | PH0-14 |
| Detection Range of Temperature (°C) | 0 to 60 |
| Response Time (s) | ≤5 |
| Stability Time (s) | ≤60 |
| Power Consumption (W) | ≤0.5 |
| Operating Temperature (°C) | -10 to 50 |
| Working Humidity (%RH) | 95 |
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