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Module Features:
| use imported groove coupler sensor. |
| the groove width of 5mm. |
| 3 output status indicator, the lamp output high, output low lights. |
| obscured output high; unobstructed output low. |
| the comparator output, the signal is clean, the waveform, driving ability, more than 15mA. |
| operating voltage 3.3V-5V. |
| the output in the form: Digital switching outputs (0 and 1). |
| a fixed bolt hole for easy installation. |
| small plates PCB Dimensions: 3.2cm x 1.4cm. |
| 10, using a wide voltage LM393 comparator. |
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Module using the instructions:
| 1 module slot unobstructed, receiver tube conduction module DO output low, shelter, DO output high. |
| 2 module DO connected to the relay, composed of the limit switch functions can also be connected to the active buzzer module, composed of the alarm. |
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