Counter Motor Test Slotted Optocoupler Speed Sensor Module

Definition of 4 pins VCC power positive, GND power negative, DO digital output, AO invalid

Usage:
Widely used for motor speed detection, pulse counting, position limit, etc.
Module features:
1, the use of imported slot photocoupler sensor
2, Slot width 5mm.
3,With output status indicator, output high level light off, output low level light on.
4,With blocking, output high level; without blocking, output low level.
5,Comparator output, clean signal, good waveform, strong driving ability, more than 15mA.
6,Operating voltage 3.3V-5V
7,Output form :Digital switching output (0 and 1)
8, with fixed bolt holes, easy to install
9, small board PCB size: 3.2cm x 1.4cm
10, the use of wide voltage LM393 comparator

Module instructions for use:

1. When there is no blocking in the module slot, the receiver tube conducts and the module DO outputs a low level, and when it is blocked, DO outputs a high level;

2.Module DO can be connected with relay to form limit switch and other functions, also can be connected with active buzzer module to form alarm.

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