5pcs Ultrasonic Module HC-SR04 MELIFE Distance Sensor with 3pcs Mounting Bracket 2 Wire Set Compatible for Mega R3 MEGA Mega2560 Robot
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1 set
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0.20 kg
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Nuevo
Amazon
USA
- <;2mA; Effectual Angle: 15 degree; Detection Distance: 2cm -- 450 cm; Resolution: 0.3 cm. Operating Principle: Ultrasonic HC-SR04 distance measuring transducer sensor, it consists of ultrasonic transmitter, receiver, and control circuit. HC-SR04 ultrasonic sensor module: Using IO trigger for at least 10us high level signal, when triggered it sends out a series of 40KHz ultrasonic pulses and receives echo from an object, the duration of the signal is the time from sending ultrasonic to returning. Test Distance Formula: The distance between the unit and the object is calculated by measuring the traveling time of sound and output it as the width of a TTL pulse, HC-SR04 test distance following formula -- L = 1/2 x T x C (L is the distance, T is the time between the emission and reception, and C is the sonic speed). HC-SR04 Ultrasonic Sensor Power Supply: 5V DC <;2mA Effectual Angle: 15° Ranging Distance: 2cm - 500 cm Resolution: 0.3 cm Output Signal: Electric frequency signal, high level 5V, low level 0V Mode of Connection: VCC/ trig(T)/ Echo(R)/ GND (VCC supply 5V, and GND is ground wire. TRIG is trigger control signal input, ECHO is echo signal output.) Ultrasonic Sensor Module Working Principle Pull the Trig pin to high level for more than 10us impulse, the module start ranging. The module automatically sends eight 40KHz square wave to detect whether a signal is returned. Finished ranging, If you find an object in front, Echo pin will be high level, and based on the different distance, it will take the different duration of high level. So we can calculated the distance easily. The distance = ((Duration of high level)*(Sonic :340m/s))/2. Distance L = 1/2 x T x C Package Include: 5 x New Version HC-SR04 Ultrasonic Sensors 3 x Mounting Bracket with Screws 10 x Female-Male Dupont Cables 10 x Female-Female Dupont Cables ========== Hign-concerned Chemical : None is_customized : Yesa Theory : Hall Sensor Model Number : Ultrasonic Module HC-SR04 MELIFE Distance Sensor Material : Mixture Type : Biosensor Output : Analog Sensor Origin : Mainland China
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High Precision & Wide Range Measurement: Accurately measures distances from 2 cm to an impressive 500 cm (about 16.4 feet) with a fine resolution of 0.3 cm, providing reliable data for your projects. Simple Operation & Easy Integration: Utilizes a straightforward working principle. Just trigger the module with a 10µs high-level pulse, and it outputs a TTL signal via the Echo pin. The distance is easily calculated using the duration of the high-level output. Low Power Consumption: Features a quiescent current of less than 2mA, making it an energy-efficient choice for battery-powered or power-sensitive applications. Complete Starter Kit: This value pack includes 5x HC-SR04 sensor modules, 3x mounting brackets with screws, and 20x Dupont cables (10 female-to-male and 10 female-to-female), providing everything you need to get started. Versatile & Reliable Performance: Operates on a 5V DC power supply with a 15-degree effective measurement angle. Ideal for a wide range of applications including robotics obstacle avoidance, liquid level measurement, and distance detection.