Arduino Speed Sensor Module Tacho Sensor Slot-type Optocoupler Tacho-generator Counter Module

###รับประกันสินค้า 7 วัน

Module features:

1, the use of imported groove coupler sensor, slot width 5mm.

2, output status indicator lamp output high, output low lights.

3, block, output high; no shelter, output low.

4, the comparator output signal clean, good waveform, driving ability, than 15mA.

5, the working voltage of 3.3V-5V

6, the output format: digital switching output (0 and 1)

7, a fixed bolt holes for easy installation

8, small PCB board size: 3.2cm x 1.4cm

9, using a wide voltage comparator LM393

Product wiring instructions:

1, VCC positive power supply 3.3-5V

2, GND power supply is negative

3, DO TTL switching signal output

4, AO this module does not work