915 Generation LM393 Speed Measuring Photoelectric Infrared Count Sensor DC

Use groove coupler sensor
Using a wide voltage LM393 comparator
With signal output indication light. When the ouput is high level, the indicator is off, the ouput is low level, the indicator is on
The OUT pin is low when there is no object between the photoelectric sensor, and the OUT pin is high when there is a object between the photoelectric sensor
The comparator output, the signal is clean, the waveform, driving , more than 15mA
The groove width: . 10mm
Operating voltage 3.3V-5V
The output form: Digital switching outputs. (0 and 1)
A fixed bolt hole for easy installation
Size: . 2.3 x 2 x 1.8cm / 0.91 x 0.79 x 0.71inch
Module Using Instructions:
Module slot unobstructed, receiver tube conduction module DO output low, shelter, DO output high. Module DO connected to the relay, composed of the limit switch functions can also be connected to the active buzzer module, composed of the alarm.
Colour: Black material: metal
Package Includes:
1 x LM393 Speed Sensor
Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.