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Overview:
The HC-SR04 Ultrasonic Sensor is a reliable, cost-effective module widely used in robotics, automation, and DIY projects for non-contact distance measurement. It operates by emitting ultrasonic waves and measuring the time it takes for the echo to return after hitting an object, allowing precise distance calculation. This sensor is a go-to choice for engineers, hobbyists, and developers due to its simplicity and versatility.

            HC-SR04 Ultrasonic Distance Sensor

            SKU: SENS45-39
            $999.00Price

            • Key Features

              • Wide Measurement Range: Detects objects within 2cm to 400cm.

               

              • High Accuracy: Provides measurements with a resolution of 0.3cm.

               

              • Ease of Use: Features straightforward connections to microcontrollers like Arduino and Raspberry Pi.

               

              • Durability: Compact and robust PCB design for reliable performance.

               

              • Low Power Consumption: Operates efficiently at 5V DC with minimal current draw.

               

              • Dual Output Options: Provides both analog and digital output signals for versatile integration.

               

              • Real-Time Detection: Quickly processes distance measurements for immediate use in projects.

               

              Specifications

              • Operating Voltage: 5V DC

               

              • Quiescent Current: <2mA

               

              • Working Current: ~15mA

               

              • Ultrasonic Frequency: 40kHz

               

              • Measuring Range: 2cm to 400cm

               

              • Measuring Angle: 15 degrees

               

              • Trigger Input Signal: 10µS TTL pulse

               

              • Echo Output Signal: TTL pulse proportional to distance

               

              • Resolution: 0.3cm

               

              • Module Dimensions: Length: 45mm, Width: 20mm, Height: 15mm (including components)

               

              • Weight: Approximately 9 grams

               

              Applications

              • Robotics:

                • Obstacle detection and avoidance systems.
                • Autonomous navigation for mobile robots.

               

              • Automation:

                • Proximity sensing in industrial applications.
                • Automatic door opening systems.

               

              • Automotive:

                • Parking assistance and collision detection.
                • Vehicle speed and distance tracking.

               

              • Security Systems:

                • Intrusion detection and alarm systems.
                • Perimeter monitoring for restricted areas.

               

              • DIY and Educational Projects:

                • Home automation systems.
                • Science and technology teaching aids.

               

              • Environmental Monitoring:

                • Water level sensing in reservoirs or tanks.
                • Distance measurement in ecological studies.

               

              The HC-SR04 Ultrasonic Sensor offers a practical, versatile solution for a wide range of applications, making it an indispensable tool in both professional and educational settings. Its affordability, coupled with robust performance, ensures it remains a staple in electronics and automation projects worldwide.

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