Standard No.:	GB/T 12199-2000
English Name:	Environmental testing requirements and methods for non-broadcast video tape recorders
Chinese Name:	非广播盒式磁带录像机环境要求和试验方法
Chinese Classification:	M71    Recording equipment
Professional Classification:	GB    National Standard
ICS Classification:	33.160.40 33.160.40    Video systems 33.160.40
Issued by:	AQSIQ
Issued on:	2000-10-17
Implemented on:	2001-5-1
Status:	valid
Superseding:	GB/T 12199-1990 GB 12199-1990 Basic environmental testing procedures for nonbroadcasting video cassette tape recorders
Language:	English
File Format:	PDF
Word Count:	5000 words
Price(USD):	120.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the terms and definitions, types and basic parameters, requirements, electrical safety performance, inspection conditions, inspection methods, marking and packaging of high-speed roundness measuring instruments for rolling bearings. This standard is applicable to high-speed roundness measuring instruments for rolling bearings (hereinafter referred to as “roundness measuring instruments”). 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 191-2008 Packaging - Pictorial marking for handling of goods GB/T 4879-1999 Rustproof packaging GB/T 5048-1999 Moistureproof packaging GB 5226.1-2008 Electrical safety of machinery - Electrical equipment of machines - Part 1: General requirements GB/T 6388-1986 Transport package shipping mark GB/T 9969-2008 General principles for preparation of instructions for use of industrial products GB/T 14436-1993 General principles of industrial product guarantee documents GB/T 17163-2008 Glossary of terms used in dimensional measuring instruments - General terms GB/T 17164-2008 Glossary of terms used in dimensional measuring instruments - Product terms GB/T 24632.1-2009 Geometrical product specifications (GPS) - Roundness - Part 1: Vocabulary and parameters of roundness GB/T 26098-2010 Roundness measuring instrument 3 Terms and definitions

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Type and basic parameters 4.1 Type 4.2 Basic parameters 5 Requirements 5.1 Appearance 5.2 Interaction and mutual alignment 5.3 Allowable indication error 5.4 Repeatability 5.5 Stability 5.6 Radial error of instrument 6 Electrical safety performance 6.1 Earthing protection 6.2 Insulation resistance 7 Inspection conditions 8 Inspection methods 8.1 Appearance 8.2 Interaction and mutual alignment 8.3 Indication error 8.4 Repeatability 8.5 Stability 8.6 Radial error 8.7 Electrical safety performance 9 Marking and packaging 9.1 Marking 9.2 Packaging