DFRobot Gravity URM09 Analog Ultrasonic Sensor


DFRobot URM09 is an ultrasonic sensor specially designed for fast-ranging and obstacle avoidance applications. Its measuring frequency can reach up to 30Hz. The sensor adopts built-in temperature compensation and analog output. Meanwhile, it can provide accurate distance measurement within 500cm. The sensor is compatible with Arduino, Raspberry Pi or other main-control boards with 3.3V or 5V logic levels.

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What is an Ultrasonic Sensor?
An Ultrasonic sensor is a device that can measure the distance to an object by using sound waves. It measures distance by sending out a sound wave at a specific frequency and listening for that sound wave to bounce back.

Input Voltage (V) 3.3 to 5.5
Current Consumption (mA) 20
Detecting Range 2-200 cm
Ranging Resolution (cm) 1
Charging accuracy (%) 1
Frequency(Hz) 30
Operating Temperature Range (°C) -10 to 70
Length (mm) 47
Width (mm) 22


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