This part of GB/T 22264 specifies the terms and definitions,description,classification and compliance,reference conditions and intrinsic errors,nominal range of use and variations,requirements,packaging,storage and transport,information,general markings and symbols,and test rules of fixed digital meters and power factor meters.
This part is applicable to fixed digital display phase meters and power factor meters,and is also applicable to the digital display part of dual analog-digital display phase meters and power factor meters.
This part is not applicable to:
—phase meters and power factor meters only have direct acting analogue indicating;
—portable digital display phase meters and power factor meters;
—special purpose instruments which are covered by their own national standards.
GB/T 22264的本部分规定了安装式数字显示的多功能仪表的术语,产品分类、分级和符合性,技术要求,包装、贮存与运输,信息、通用标志和符号,接线端的标志和符号,检验规则。
本部分适用于安装式数字显示的多功能仪表,也适用于具有模拟/数字双显示的多功能的数字显示部分。
This part of GB/T 22264 specifies the terms and definitions,description,classification and compliance,reference conditions and intrinsic errors,nominal range of use and variations,requirements,packaging,storage and transport,information,general markings and symbols,and test rules of fixed digital display multifunction instruments
GB/T 22264的本部分适用于以下具有数字显示的测量电参量的安装式电测量仪表: ——电流表和电压表; ——功率表和无功功率表; ——功率因数表和相位表; ——绝缘电阻表; ——频率表。 以及上述形式的任意组合的多功能仪表,也适用于具有模拟/数字双显示的电测量仪表的数字显示部分。 本部分不适用于: ——只具有直接作用模拟指示的电测量仪表。 ——便携式数字显示电测量仪表。 ——另有国家标准(或行业标准)的特殊用途仪表。 本部分对仪表的尺寸要求未作规定,仪表的尺寸要求参见GB/T 1242—2000。
This part of GB/T 22264 is applicable to the following fixed digital electric measuring instruments measuring electric parameters:
—ammeters and voltmeters;
—wattmeters and varmeters;
—power factor meters and phase meters;
—insulation resistance meters;
—frequency meters.
1.1 本标准规定了直流数字电压表及直流模数转换器的术语、技术要求、试验方法、检验规则以及标志、包装、运输、贮存。 1.2 本标准适用于数字式直流电压测量仪器(以下简称仪器)及数据与信息的处理设备或系统中旨在对直流电压进行转换的电子模/数转换器(以下简称转换器)。