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LM393 Beam Photoelectric Sensor - Black
Download address: http://m5.img.dxcdn.com/CDDriver/CD/sku.217202.rar Features A long size: 32mm X 11mm X height 20mm width Second£¬ the main chip: LM393£¬ infrared on the radio head Third£¬ the working voltage: DC 5 V IV characteristics: 1£¬ having a signal output directions. 2£¬ a single-channel signal output. 3£¬ the output valid signal is low. 4£¬ the sensitivity is not adjustable. 5£¬ can be used for parts counting£¬ motor speed. . . . 6£¬ the circuit board output switch! 00mA