2pcs Slot-type Optocoupler Module for Arduino Voltage 3.3V-5V Speed Encoder
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DESCRIPTION
- 2 Pieces.
- 2pcs Slot-type Optocoupler Module for Arduino Voltage 3.3V-5V Speed Encoder.
- Uses imported groove coupler sensor.
- Groove width of 5mm.
- Output status indicator, the lamp output high, output low lights .
- Obscured output high; unobstructed output low .
- The comparator output, the signal is clean, the waveform, driving ability, more than 15mA .
- Operating voltage 3.3V-5V .
- The output in the form: Digital switching outputs (0 and 1) .
- A fixed bolt hole for easy installation .
- Small PCB Dimensions: 3.2cm x 1.4cm .
- Using a wide voltage LM393 comparator .
Usage Instructions
- 1 module slot unobstructed, receiver tube conduction module DO output low, shelter, DO output high; .
- 2 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.