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GB/T 14108-2011: Marine magnetic compass of class A
Status: Valid GB/T 14108: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 14108-2011 | English | 629 |
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Marine magnetic compass of class A
| Valid |
GB/T 14108-2011
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| GB/T 14108-1993 | English | 639 |
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General specifications for marine A class magnetic compass
| Obsolete |
GB/T 14108-1993
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Standard similar to GB/T 14108-2011 GB/T 43869 GB/T 43053 GB/T 42319 Basic data | Standard ID | GB/T 14108-2011 (GB/T14108-2011) | | Description (Translated English) | Marine magnetic compass of class A | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | U65 | | Classification of International Standard | 47.020.70 | | Word Count Estimation | 27,238 | | Date of Issue | 2011-12-30 | | Date of Implementation | 2012-06-01 | | Older Standard (superseded by this standard) | GB/T 14108-1993 | | Quoted Standard | GB/T 191; GB/T 3898; GB/T 12267; CB/T 765-1997 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 23 of 2011 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the marine Class A magnetic compass binnacle and azimuth readout requirements, test methods, inspection rules and signs, packaging, transportation, storage and so on. This standard applies to direct-reading reflective, and transmission type projection type liquid magnetic compass navigation. This standard does not apply to: a) dry magnetic compass dial, b) differs from the above-mentioned principles of design by compass or does not comply with instructions given compass, c) handheld magnetic compass. | GB/T 14108-2011: Marine magnetic compass of class A---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Marine magnetic compass of class A
ICS 47.020.70
U65
National Standards of People's Republic of China
Replacing GB/T 14108-1993
A class of marine magnetic compass
Issued on. 2011-12-30
2012-06-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and definitions
Classification and identification 1 4
4.1 Category 1
4.2 marker 1
5 Requirement 2
5.1 Magnetic Compass 2
5.2 binnacle 7
5.3 azimuth Reader 11
6 Test methods 13
6.1 Test conditions 13
6.2 appearance, size and information 13
6.3 magnetic compass and gimbal 13
6.4 binnacle 16
6.5 azimuth Reader 18
19 6.6 Environmental Testing
7 Inspection rules 20
7.1 Inspection classification 20
20 7.2 Type inspection
7.3 factory inspection 20
8 signs, packaging, transportation and storage 23
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces GB/T 14108-1993 "A marine magnetic compass level general technical conditions."
This standard compared with GB/T 14108-1993, there are the following changes.
--- Additions and modifications of the "program" and applicable Not applicable contents (see Chapter 1, Chapter 1, 1993 edition);
--- Removed obsolete and does not refer to the criteria (see Chapter 2, Chapter 2, 1993 edition);
--- Modified "Changping carrier shaft friction within a" magnetic compass Romania bowl tilt angle (see 5118, 1993 version 4.3.13...);
--- Modify the chapter heading "impermanence gimbal plate Luo longitude freedom", "Standard compass" (see 5.1.2.2 and 5.1.4.4, 1993 Nian
Version 4.3.16 and 4.3.28);
--- Modify the "magnet of magnetic moment" magnetic compass moderate minimum diameter of the disc (see 5133, 1993 version 4.3.18...);
--- Modify the "stability and half-time period" (see 51341, 1993 edition of 4.3.23...);
--- Edit "whirl error" as "(108/Ht) °" (see 5154, 1993 version 4.3.32...);
--- Added "dial diameter" (see 5.1.4.2);
--- Remove the "points system magnet length", "centering pivot" and "pivot bearing height" requirements (see the 1993 edition
The 4.3.19,4.3.20 and 4.3.21);
--- Increasing the magnetic compass of environmental suitability requirements (see 5.1.7);
--- Merged A1 and A2 binnacle test methods (see 64, 1993 version 5.4.1 and 5.4.2.);
--- Modify the environmental test methods for magnetic compass (see 6.6, 1993 version 5.2).
The standard proposed by China State Shipbuilding Corporation.
This standard by the National Standardization Technical Committee boat ocean nautical instruments Technical Committee (SAC/TC12/SC5) centralized.
This standard was drafted. China Shipbuilding Technology and Economy Research Institute, Tianjin Wuyuan Navigation Instrument Factory, Shanghai Maritime Instrument Co.
Liability company.
The main drafters of this standard. Yan Ping, Gong Zhixiang, Sun Qingming, Zhaowen Fang Qu Li Quan, Zhang Jianhua.
This standard replaces the standards previously issued as follows.
--- GB/T 14108-1993.
A class of marine magnetic compass
1 Scope
This standard specifies the class A marine magnetic compass, binnacle and azimuth reading device (referred magnetic compass and accessories) requirements, test methods, test
Rules and signs, packaging, transportation, storage and so on.
This standard applies to direct reading of the reflection type, transmission type and a projection type liquid magnetic compass navigation.
This standard does not apply to.
a) dry dial magnetic compass;
b) according to the above principle is different from the design of compass or does not comply with the given instructions compass;
c) hand-held magnetic compass.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 191 Packaging - Pictorial signs
GB/T 3898 nautical magnetic compass term
GB/T 12267 Marine navigational equipment - General requirements and test methods
CB/T 765-1997 electrical equipment, instruments and armament coating is applied to the technical conditions
3 Terms and Definitions
Terms and definitions GB/T 3898 defined apply to this document.
4 Classification and labeling
4.1 Classification
Category magnetic compass and accessories as follows.
a) magnetic compass according to design types can be divided into.
1) reflection type;
2) projection;
3) transfer type.
b) the binnacle be divided into categories according to use.
1) A1-type;
2) A2 type.
4.2 mark
4.2.1 How to order
How to order a magnetic compass and accessories as follows.
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