Infrared Slotted Optical Speed Measuring Sensor Optocoupler Module 

Speed Measuring Sensor Counter Motor Test Module Groove Type Optical Coupling Module

Product Description:​
USE:  Widely used in motor speed detection, pulse count, the position limit, etc.

The module features:
1. It uses a imported trough type optical coupling sensor, groove width 5 mm.
2. The output state light open = output low level
3. Covered light closed = output high level

The comparator output provides a clean, good waveform signal.

Provides more than 15 ma. drive current when used with a working voltage of 3.3 V to 5 V