the use of imported groove coupler sensor, slot width 5mm.
output status indicator lamp output high, output low lights.
block, output high; no shelter, output low.
the comparator output signal clean, good waveform, driving ability, than 15mA.
the working voltage of 3.3V-5V
the output format: digital switching output (0 and 1)
a fixed bolt holes for easy installation
small PCB board size: 3.2cm x 1.4cm
using a wide voltage comparator LM393
Product wiring instructions:
VCC positive power supply 3.3-5V
GND power supply is negative
DO TTL switching signal output
Product Details
of Blue Lm393 15Ma 3.3-5.5V 4 Pin Infrared Speed Sensor Module
Product Review
of Blue Lm393 15Ma 3.3-5.5V 4 Pin Infrared Speed Sensor Module
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