New touch screen energy save co2 controller

It also could used in agriculture ,such as mush roon ,vegetable house.

The measure specification as follows:

Temperature：-30--70℃

Humidity：0--100%

CO2: 0--3000ppm

VOC: 0--30ppm

（Anologue display）

Digital signal output:Optional: A: RS485 B:LAN C: Bluetooth wireless transmission

Analog output:Optional X : 4-20m A Y : 0-10V Z: 0-5V

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Shanghai Yi Hua V&A Instrument Co., Ltd.

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