发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本文件规定了远传超声水表的术语和定义、基本要求、计量要求、技术要求、试验方法、检验规则、标志、包装、运输及贮存和质量承诺。 本文件适用于最高允许压力(MAP)小于或等于1.6 MPa,公称通径为50 mm~300 mm,常用流量大于16 m3/h,温度等级
Ultrasonic water meters with remote-reading
Ultrasonic water meter principle and technology
本标准规定了超声波水表的术语和定义、结构和分类、计量要求、技术要求、试验方法、检验规则、标志、包装、运输和贮存的要求。本标准适用于使用超声波时差法进行流量测量,并符合GB/T 778.1-2007、GB/T 778.3-2007规定的冷水水表和热水水表
Ultrasonic water meter
本文件规定了超声波水表全自动检定装置(以下简称装置)的组成与原理、分类、一般要求、技术要求、试验方法、检验规则、标识、包装、运输和贮存等内容。 本文件适用于DN15、DN20、DN25、DN32、DN40口径超声波水表全自动检定装置
Technical specification for automatic verification equipment of ultrasonic water meter
Gives terms and definitions and a list of symbols. Describes the measurement requirements, the measuring procedure, the parameters and the acoustic
Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz
Amends the INTRODUCTION, subclauses 3.7 to 3.10, 8.1.5, adds new definitions 3.62 (bandwidth), 3.63 (pulse beam-width), 3.64 (pulse beam-radii
Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz; amendment 1
Measurement and Characterisation of Ultrasonic Fields Using Hydrophones in the Frequency Range 0@5 MHz to 15 MHz
1 Scope This part of IEC 62127 specifies methods of use of calibrated hydrophones for the measurement in liquids
Ultrasonics. Hydrophones - Measurement and characterization of medical ultrasonic fields
This International Standard specifies the methods of use of calibrated piezoelectric hydrophones for the measurement in liquids of acoustic fields
Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz (IEC 1102 : 1991)
Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields
IEC 62127-1:2022 is available as IEC 62127-1:2022 RLV which contains the International Standard and its Redline version, showing all changes
Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields
Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields
Ultrasons - Hydrophones - Partie 1 : mesurage et caractérisation des champs ultrasoniques médicaux
Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields (Endorsed by Asociación Española de Normalización in June of 2022.)
Ultrasonics. Methods for the characterization of the ultrasonic properties of materials
本文件规定了远传超声水表的术语和定义、基本要求、计量要求、技术要求、试验方法、检验规则、标志、包装、运输及贮存和质量承诺。 本文件适用于最高允许压力(MAP)小于或等于1.6 MPa,公称通径为50 mm~300 mm,常用流量大于16 m3/h,温度等级
Ultrasonic water meters with remote-reading
Ultrasonic water meter principle and technology
本标准规定了超声波水表的术语和定义、结构和分类、计量要求、技术要求、试验方法、检验规则、标志、包装、运输和贮存的要求。本标准适用于使用超声波时差法进行流量测量,并符合GB/T 778.1-2007、GB/T 778.3-2007规定的冷水水表和热水水表
Ultrasonic water meter
本文件规定了超声波水表全自动检定装置(以下简称装置)的组成与原理、分类、一般要求、技术要求、试验方法、检验规则、标识、包装、运输和贮存等内容。 本文件适用于DN15、DN20、DN25、DN32、DN40口径超声波水表全自动检定装置
Technical specification for automatic verification equipment of ultrasonic water meter
Gives terms and definitions and a list of symbols. Describes the measurement requirements, the measuring procedure, the parameters and the acoustic
Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz
Amends the INTRODUCTION, subclauses 3.7 to 3.10, 8.1.5, adds new definitions 3.62 (bandwidth), 3.63 (pulse beam-width), 3.64 (pulse beam-radii
Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz; amendment 1
Measurement and Characterisation of Ultrasonic Fields Using Hydrophones in the Frequency Range 0@5 MHz to 15 MHz
1 Scope This part of IEC 62127 specifies methods of use of calibrated hydrophones for the measurement in liquids
Ultrasonics. Hydrophones - Measurement and characterization of medical ultrasonic fields
This International Standard specifies the methods of use of calibrated piezoelectric hydrophones for the measurement in liquids of acoustic fields
Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz (IEC 1102 : 1991)
Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields
IEC 62127-1:2022 is available as IEC 62127-1:2022 RLV which contains the International Standard and its Redline version, showing all changes
Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields
Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields
Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields (Endorsed by Asociación Española de Normalización in June of 2022.)
Ultrasons - Hydrophones - Partie 1 : mesurage et caractérisation des champs ultrasoniques médicaux
Ultrasonics. Methods for the characterization of the ultrasonic properties of materials