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JJG 414-2011 English PDF

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Upon your order, we will start to translate JJG 414-2011_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. The lengthier the document the longer the lead time.

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Q: Should I purchase the latest version JJG 414-2011?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JJG 414-2011 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$579.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email.
JJG 414-2011: Verification Regulation of Optical Theodolites
Status: Valid

JJG 414: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JJG 414-2011	579	Add to Cart	5 days	Verification Regulation of Optical Theodolites	Valid
JJG 414-2003	RFQ	ASK	6 days	Optical Theodolites	Obsolete
JJG 414-1994	RFQ	ASK	9 days	Verification Regulation of Optical Thoodolite	Obsolete
JJG 414-1986	RFQ	ASK	3 days	(Chinese Industry Standard)	Obsolete

Similar standards

JJG 818 JJG 517 JJG 0061 JJG 658 JJG 601 JJG 413

Basic data

Standard ID: JJG 414-2011 (JJG414-2011)
Description (Translated English): Verification Regulation of Optical Theodolites
Sector / Industry: Metrology & Measurement Industry Standard
Classification of Chinese Standard: A52
Word Count Estimation: 25,227
Date of Issue: 2011-11-14
Date of Implementation: 2012-05-14
Older Standard (superseded by this standard): JJG 414-2003
Quoted Standard: GB/T 3161-2003; ISO 17123-3-2001
Regulation (derived from): AQSIQ Announcement No. 165 of 2011
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine
Summary: This standard applies to optical theodolite initial verification, testing and use of follow-up checks.

JJG 414-2011: Verification Regulation of Optical Theodolites

---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.
Verification Regulation of Optical Theodolites State verification procedures People's Republic of China Theodolite Issued on. 2011-11-14 2012-05-14 implementation The State Administration of Quality Supervision, Inspection and Quarantine released Optical theodolite test procedures Op Replacing JJG 414-2003 The regulations by the State Administration of Quality Supervision, Inspection and Quarantine on November 14, 2011 for approval and self From May 14, 2012 into effect. Focal point. the National Technical Committee of length measuring geometry The main drafting units. China Aviation Industry Corporation Beijing Great Wall Measurement and Testing Technology Research Institute China Institute of Metrology Participated in the drafting. Guangdong Institute of Metrology Aviation Great Wall Measurement and Testing (Tianjin) Co., Ltd. National Testing Center EDM China Seismological Bureau second monitoring center This procedure length measuring geometry commissioned the National Technical Committee is responsible for interpretation The main drafters of this procedure. Teachers will be born (China Aviation Industry Corporation Beijing Great Wall Institute of Measurement and Testing Technology) Cui Yanmei (China Aviation Industry Corporation Beijing Great Wall Institute of Measurement and Testing Technology) Liu Wen (China Institute of Metrology) Drafters participate. Huang Jesus (the Guangdong Provincial Institute of Metrology) Zhang Hong (CNAC measurement test Great Wall (Tianjin) Co., Ltd.) Mu Xiuzhen (National Testing Center EDM) Huang Zhi (China Earthquake Administration II Monitoring Center)

1 Scope (1) 2. References (1) 3 Terms (1) 4 Overview (1) 5 metering performance requirements (1) 5.1 level on vertical axis and the degree of vertical axis (1) Sight section 5.2 rotating correctness (1) 5.3 degree of collimation axis and perpendicular to the horizontal axis (1) 5.4 degree horizontal and vertical axis perpendicular to the (1) 5.5 Vertical index difference (1) 5.6 telescope focusing run error (2) 5.7 Optical plummet in error (2) 5.8 vertical index automatic compensation error (2) One measuring 5.9 in the horizontal direction standard deviation (2) One measuring 5.10 Vertical Angle Surveying Standard Deviation (2) 6 General Requirements (2) 6.1 Appearance and member interaction (2) 6.2 Cross telescope reticle plumb vertical wire of (3) 7 control of measuring instruments (3) 7.1 test conditions (3) 7.2 Verification Project (3) 7.3 Verification Methods (4) 7.4 Verification Results Processing (8) 7.5 test cycle (9) Other test methods in Appendix A (10) Appendix B test recording format examples (14) Appendix C calibration certificate and test results in the notice page format (20) Optical theodolite test procedures

1 Scope

The order applies to optical theodolite initial verification, use and subsequent verification check. 2. References This procedure references the following documents. GB/T 3161-2003 theodolite ISO 17123-3-2001 Optics and optical instruments - Geodetic instruments Field Test procedures - Part 3. Theodolite (Opticsandopticalinstruments-Fieldproceduresfortestinggeodeticandsur- veyinginstruments-Parts3. theodolites) For dated references, only the dated edition applies to this procedure; undated reference documents Member, the latest edition (including any amendments) applies to this procedure.

3 Terms

One measuring 3.1 in the horizontal direction standard deviation theexperimentalstandarddeviationofahorizontaldirection In the experimental standard deviation being inverted mirror telescope observing the same target position obtained in the horizontal direction average. One measuring 3.2 Vertical Angle Surveying Standard Deviation theexperimentalstandarddeviationofaverticalangle Positive inverted mirror telescope observing the same target position resulting experimental standard deviation of the mean vertical angle.

4 Overview

Optical theodolite is a precision optical instrument for measuring horizontal and vertical angles, it is widely used in engineering surveys, Geodetic and measurement work. Optical theodolite (hereinafter referred to as theodolites) by a nominal standard deviation rounds horizontally divided into the following levels. DJ07, DJ1, DJ2, DJ6, DJ30.

5 metering performance requirements

5.1 degree vertical axis level and vertical axis Theodolite level of vertical axis and vertical axis of the grid should not exceed 0.5. 5.2 alidade rotation correctness Theodolite alidade rotation correctness should not be more than 0.8 grid. 5.3 degrees vertical axis and the horizontal axis collimation Degree vertical and horizontal axis collimation theodolite should not exceed the requirements in Table 1. 5.4 degree horizontal and vertical axis vertical Degree horizontal and vertical theodolite vertical axis shall not exceed the requirements in Table 1. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of JJG 414-2011_English be delivered?

Answer: Upon your order, we will start to translate JJG 414-2011_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of JJG 414-2011_English with my colleagues?

Answer: Yes. The purchased PDF of JJG 414-2011_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version JJG 414-2011?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JJG 414-2011 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.