Arduino Rpm Sensor Rotational Speed Measuring Sensor NOKIA 5110 LCD don't wear out

don't wear out

3mA (measuring) 60uA (standby)

If the south pole of the magnet is brought near

5V) and One 9V Battery (NOT included)

Arduino Rpm Sensor Rotational Speed Measuring Sensor NOKIA 5110 LCD don't wear outThe DO output interface can be directly connected to a micro controller IO port, if there is a block detection sensor, such as the speed of the motor encoder can detect. DO modules can be connected to the relay, limit switch, and other functions, it can also with the active buzzer module, compose alarm. Wiring specification: VCC Connect the positive 3. 3 5 v power supply GND Connect power negative DO TTL switch signal output AO This module does not