详情
The basic concept of IR(infrared) obstacle detection is to transmit the IR signal(radiation) in a direction and a signal is received at the IR receiver when the IR radiation bounces back from a surface of the object.
Features:
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There is an obstacle, the green indicator light on the circuit board
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Digital output signal
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Detection distance: 2 ~ 20cm
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Detection angle: 35 ° Degree
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Comparator chip: LM393
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Adjustable detection distance range via potentiometer:
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Clockwise: Increase detection distance
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Counter-clockwise: Reduce detection distance
Specifications:
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Working voltage: 3 - 5V DC
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Output type: Digital switching output (0 and 1)
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3mm screw holes for easy mounting
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Board size: 3.2 x 1.4cm
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