Module instructions:
1. When there is no occlusion in the module slot, the receiving tube is turned on, and the module DO outputs a low level. When occlusion, the DO outputs a high level;
2. The module DO can be connected with a relay to form a limit switch and other functions, and can also be connected with an active buzzer module to form an alarm.
Specifications:
Material: plastic
Size: 32*14*5mm/1.26*0.55*0.20″