Standard No.:	CJ 128-2007
Chinese Name:	热量表
English Name:	Heat meters
Professional Classification:	P40 Water supply and draining engineering in general
Professional Classification:	CJ Professional Standard - Urban Construction
ICS Classification:	91.140.60 Water supply systems
Issued by:
Issued on:	2007-10-15
Implemented on:	2008-04-01
Status:
Replace:	CJ128-2000 Heat meters
Language:	English
File Format:	PDF
Word Count:
Price(USD):	please email coc@codeofchina.com for quotation
Delivery:	via email in 1-3 business day

This standard specifies terms and definitions, technical characteristic, requirement, test method, test rules, marking, packing, and storage of heat meters.
This standard is applicable to heat meters which the flowing medium is water, the temperature is 2°C~150℃, and the pressure is not larger than 2.5 MPa.

前言Ⅲ
1 范围1
2 规范性引用文件1
3 术语和定义1
4 技术特性3
5 要求5
6 试验方法8
7 检验规则11
8 标志、包装和贮存12
附录A (资料性附录) 水的密度和焓值表14
附录B (规范性附录) 光电接口17
附录C (规范性附录) 铂电阻温度传感器的结构和安装21
附录D (规范性附录) 热量表计量准确度的测试与计算31
附录E (规范性附录) 计算器准确度的测试与计算32
附录F (规范性附录) 温度传感器准确度的测试与计算33
附录G (规范性附录) 流量传感器准确度的测试与计算35