A3144 Hall Speed sensor Counting sensor Adjustable sensitivity

Module Interface Description:

VCC: positive power supply 3.3-5V

GND: power supply is negative

DO: digital output module, the output low magnetic induction

AO: Hall voltage output in real time
 
Hall sensor module

For magnetic field detection

Sensors using 3144E Hall Switch Sensor:

Module has two outputs:

1, AO, Hall real-time output

2, DO, Hall signal after adjusting the output of the comparator

Module features:

1, small size, 32mm X 14mm

2, there is mounting screw holes of 3mm

3, you can use 3-5.5v DC power supply

4, the output signal of the Hall real

5, through more stable after finishing the comparator output signal

6, the comparator output capability 16mA

7, a power indicator light

8, the comparator output indicator lamp