97.爱_99久久精品国产一区二区三区_免费一级A片国产精片观看_欧美精品A片无缓冲不卡,鸥美免费AA片,欧洲无码亚洲精品无码,免费A片在线播放网站,狼色在线观看,国产精品v欧美精品Ⅴ日韩婷婷色婷婷开心五月4房播播 ,欧美日韩午夜福利视频,先锋影音爆乳

NDIR CO2 TRANSMITTER PCB IRC-TM

1) Both 4-20mA and USB output
2) Uses Alphasense IRC-A1 NDIR cell
3) Adjustable bulb voltage to optimise long-term stability vs. resolution
4) Optional gas hood available
5) Four ranges: 0-5,000ppm; 0-5% vol CO2; 0-20% vol CO2 ; 0-100% vol CO2

USB interface： plugs directly into PC for simple data capture
4-20mA output： 4-wire or 2-wire and separate power supply (2.1mm DC socket)