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HC-SR04 Ultrasonic Sensor
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The HC-SR04 ultrasonic sensor is one of the most popular and easy to use distance sensors. It is compatible with Arduino and it has several advantages over the reflective analog distance sensors.
Overview
The HC-SR04 ultrasonic sensor is one of the most popular and easy to use distance sensors. It is compatible with Arduino, and it has some advantages over the analog distance sensors: it needs only digital I/O pins, it has higher noise immunity and better precision.
Specifications
- Power supply voltage: 5 VDC
- Static current consumption: less than 2 mA
- Sensor beam angle: less than 15o
- Detection range: 2 cm to 450 cm
- Resolution: 0.3 cm
Note: Do not plugin the sensor while the circuit is powered. This can lead to damage or slight performance degradation.
160 Items
The HC-SR04 ultrasonic sensor is one of the most popular and easy to use distance sensors. It is compatible with Arduino and it has several advantages over the reflective analog distance sensors.