UNE-EN 14236:2019現行
Ultrasonic domestic gas meters
出版：Asociacion Espanola de Normalizacion
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基本信息
標準編號： UNE-EN 14236:2019
標準類別：Standard
出版單位：Asociacion Espanola de Normalizacion
標準頁數：0
標準簡介
This European Standard specifies requirements and tests for the construction, performance and safety of class 1,0 and class 1,5 battery powered ultrasonic gas meters (hereinafter referred to as meters), having co-axial single pipe, or two pipe connections, used to measure volumes of distributed fuel gases of the second and/or third family, as given in EN 437, at maximum working pressures not exceeding 0,5 bar1) and maximum actual flow rates of up to 10 m3/h over a minimum ambient temperature range of -10 °C to +40 °C, and minimum gas temperature span of 40 K, for domestic applications.
