DAOKAI 10PCS Comparator Speed Sensor Module LM393 Chip Motor Measuring Slot Type IR Optocoupler for Motor Speed Detection Also for MCU Arduino
DAOKAI 10PCS Comparator Speed Sensor Module LM393 Chip Motor Measuring Slot Type IR Optocoupler for Motor Speed Detection Also for MCU Arduino
Module: LM393 chip Speed Sensor Module,the use of imported groove coupler sensor, Working Voltage: DC 3.3 - 5V, the comparator output signal clean, good waveform, driving ability, than 15mA
Size: PCB Board Size: 33 x 14mm / 1.26 x 0.55in (L x W), Slotted Width: 5mm / 0.2in, Hole Size: 3mm / 0.12in
Pin definition: VCC is connected to the positive pole of the power supply, GND is connected to the negative pole of the power supply, DO TTL switch signal output, AO This module does not work
Application: This module is widely used in motor speed detection, pulse counting, position limit, etc
Package included: You will get 10 x Speed Measuring Sensor LM393