Adjusting and purifying system with dual monitoring of indoor and outdoor air
A technology for indoor and outdoor air and purification systems, applied in the field of environmental engineering, can solve problems such as harmless to human health, and achieve the effects of high automation, reduced installation costs, and reasonable structural design
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[0051] Such as figure 1 As shown, an embodiment of the adjustment and purification system for indoor and outdoor air dual monitoring provided by the present invention includes: a Samsung S3C410 is set as the central controller 10, which is mainly responsible for the collection and processing of various signals; High-efficiency resistive touch screen 20 is used as input and display device; central controller 10 has three 485 communication interfaces, and each 485 bus can access 127 devices after using communication chip MAX487 and twisted-pair shielded communication cable; this example Only one standard 485 communication interface is used to satisfy all equipment access.
[0052] This system adopts a TFT8048BS-8WKT 8-inch resistive touch screen as a display and input device. The touch screen 20 has its own driving circuit, and is connected to the central controller 10 by means of a parallel port bus (Intel8080 interface). Such as figure 2 As shown, the A[8:1] pins of the cen...
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