Features:
The air pressure module adopts high-precision AD sampling chip, adopts 0-40KPa air pressure sensor, can connect 2.5mm hose, can detect water level and other air pressure, voltage 3.3V-5V, small size,The sensor with 5k resistance bridge is used above. The specific pressure value needs to be calculated by ourselves. We can't provide other information. After reading the above description, we are shooting.
Sensor : MPS20N0040D-S
Op-amp : HX710B
Working Voltage: 3.3-5V
Range Pressure: 0-40KPa
Board size :19*18mm (2mm fixing hole)