Here we have a FC-03 Infra-red RPM or Counter Sensor used in Dynamo RPM Sensing, Pulse Counting, or Tachometers.
This is a groove type opto coupler sensor which will output high TTL when an object is detected in the groove.
- Working voltage: 3.3~5V, Using wide voltage LM393 comparator
- Output form: Digital switch output (0 and 1) and Analog for Sensitivity.
- Application: Widely used in dynamo speed detecting, pulse counting, etc.
- Dimensions: 1.50 in x 0.55 in x 0.28 in (3.8 cm x 1.4 cm x 0.7 cm)
- Weight: 0.11 oz (3 g)
- 3 mm screw hole for easy mounting
- Includes power indication LED
- 5mm Groove width
- 1 x FC-03 Speed sensor