Epttech food grade optical infrared water liquid level sensor 500mm cable high sensibility working with liquid level controller pack of 3 3 2 out of 5 stars 7 15 80 15.
Optical infrared water liquid level sensor raspberry pi.
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An optional bi color led connected in series with 330 ω resistors to gpio 14 and 15 provides feedback.
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This is a photoelectric water liquid level sensor that is operates using optical principles.
This is a photoelectric water liquid level sensor that is operates using optical principles.
The corrosion resistant probe is easily mounted and can handle high temperature and high pressure.
The advantages of this are good sensitivity and no need for mechanical parts meaning less calibration.
The schematic shows a raspberry pi a but this set up will work on any pi.
However these modules can not measure additional information such as humidity and or air pressure.
The corrosion resistant probe is easily mounted and can handle high temperature and high pressure.
An advantage is that many different 1 wire components can be connected in series and read out by a single gpio.
The advantages of this photoelectric water liquid level sensor are good sensitivity and no need for mechanical parts meaning less calibration.
These raspberry pi sensors are addressed via the so called 1 wire bus.
Build a desktop arcade machine with raspberry pi 3 and retropie.
Ask question asked 5 years 11 months ago.
The plus and minus pins go to 3 3 v and ground respectively.
Sensor to detect water liquid level.
The water level sensor s s pin is connected to ch0 adc channel 0.