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Compact all-in-one weather sensor for measurement of temperature, relative humidity, air pressure, wind speed and wind direction. The Lufft WS500 contains professional intelligent measurement transducers with digital interface suited for almost any environmental application...

等动力倒刺铝制采样头用于AeroTrak®+ 1.0 CFM  （28.3升/分钟）远程粒子计数器.

显示模块，与Certifier® FA高流模块4076或Certifier® FA低流模块4072一起工作 

In a groundbreaking recent study across many US schools, researchers have shed light on the profound impact of indoor environmental quality on student attendance.