The BenchBot is equipped with 8 ultrasonic sensors that cover a range of 360 degrees of the system. These sensors are used in the feedback of the BenchBot, as an obstacle avoidance algorithm.
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The bot currently is equipped with HCSRF04 ultrasonic sensors, that have a range from 2 cm to 300 cm. The sensor has a resolution of 0.3 cm and works on +5V DC. The data-sheet for the ultrasonic sensors can be found here.
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