DIN EN 14236 标准详情
- 标准号:DIN EN 14236
- 中文标题:国内超声波气体流量计
- 英文标题:Ultrasonic domestic gas meters
- 标准类别:德国标准DIN
- 发布日期:
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
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