1、ANSI N42.35-2006(Revision ofANSI N42.35-2004)American National Standardfor Evaluation and Performanceof Radiation Detection Portal Monitorsfor Use in Homeland SecurityI E E E3 Park Avenue New York, NY 10016-5997, USA22 January 2007Accredited by the American National Standards InstituteSponsored by t
2、heNational Committee on Radiation Instrumentation, N42American National Standard for Evaluation and Performance of Radiation Detection Portal Monitors for Use in Homeland Security Sponsor National Committee on Radiation Instrumentation, N42 Accredited by the American National Standards Institute Sec
3、retariat Institute of Electrical and Electronics Engineers, Inc. Approved 28 August 2006 American National Standards Institute ANSI N42.35-2006 (Revision of ANSI N42.35-2004) Abstract: The performance requirements for portal monitor instruments are described in this standard. The requirements stated
4、 are based on instruments used in support of efforts associated with the United States Department of Homeland Security. Keywords: homeland security, instrument test, portal monitors, radiation detectors _ The Institute of Electrical and Electronics Engineers, Inc. 3 Park Avenue, New York, NY 10016-5
5、997, USA Copyright 2007 by the Institute of Electrical and Electronics Engineers, Inc. All rights reserved. Published 22 January 2007. Printed in the United States of America. IEEE is a registered trademark in the U.S. Patent +1-978-750-8400. Permission to photocopy portions of any individual standa
6、rd for educational classroom use can also be obtained through the Copyright Clearance Center. v Copyright 2007 IEEE. All rights reserved. Introduction This standard is the responsibility of the Accredited American Standards Committee on Radiation Instrumentation, N42. The standard was approved by th
7、e N42 letter ballot of JulyAugust 2006. Notice to users Errata Errata, if any, for this and all other standards can be accessed at the following URL: http:/ standards.ieee.org/reading/ieee/updates/errata/index.html. Users are encouraged to check this URL for errata periodically. Interpretations Curr
8、ent interpretations can be accessed at the following URL: http:/standards.ieee.org/reading/ieee/interp/ index.html. Patents Attention is called to the possibility that implementation of this standard may require use of subject matter covered by patent rights. By publication of this standard, no posi
9、tion is taken with respect to the existence or validity of any patent rights in connection therewith. The IEEE shall not be responsible for identifying patents or patent applications for which a license may be required to implement an IEEE standard or for conducting inquiries into the legal validity
10、 or scope of those patents that are brought to its attention. This introduction is not part of ANSI N42.35-2006, American National Standard for Evaluation and Performance of Radiation Detection Portal Monitors for Use in Homeland Security. Participants At the time it approved this standard, the Accr
11、edited Standards Committee on Radiation Instrumentation, N42, had the following membership: Micheal P. Unterweger, Chair Louis Costrell, Deputy Chair William Ash, Administrative Secretary Organization Represented.Name of Representative Bartlett Services .Morgan Cox Canberra Markku Koskelo Chew, M.H
12、.Jack M. Selby Commerce Dept, U.S. NIST Michael P. Unterweger Louis Costrell (Alt.) Consultant Frank X. Masse Department of Homeland Security .Peter Shebell Entergy-ANO .Ron Schwartz Health Physics Society .Sandy Perle IEEE Louis Costrell .Julian Forster (Alt.) .Anthony Spurgin (Alt.) .Michael P. Un
13、terweger (Alt.) International Medcom Don Sythe Lawrence Berkeley National Lab .Edward J. Lampo Lawrence Livermore National Lab .Gary Johnson NASA, GSFC .Sachidananda R. Babu Nuclear Regulatory Commission Cynthia Jones Nuclear Stds Unlimited Al N. Tschaeche ORNL Peter J. Chiaro, Jr. .Charles Britton
14、(Alt.) ORTEC Ronald M. Keyser Pacific NW Labs .Richard Kouzes Swinth Associates .Kenneth L. Swinth U.S. Army Edward Groeber Members-At-Large .Ernesto Corte .Joseph C. McDonald .Paul L. Phelps .Joseph Stencel .Lee J. Wagner vi Copyright 2007 IEEE. All rights reserved. vii Copyright 2007 IEEE. All rig
15、hts reserved. At the time this standard was approved, Subcommittee N42.RPI had the following members: Morgan Cox, Co-Chair Jack M. Selby, Co-Chair Dru Carson Peter J. Chiaro, Jr. Jack Cooley Leo Faust Edward Groeber Jerry Hiatt Mark M. Hoover Ron Keyser J. C. McDonald Robert Murphy Cheryl Olson Scot
16、t Rogers Michael P. Unterweger Ed Walker Chuan-Fu Wu At the time this standard was approved, the ANSI 42.35 Working Group had the following members: Leticia Pibida, Co-Chair and Project Leader Brian Rees, Co-Chair and Project Leader Dan Archer Stephen Bennett Peter J. Chiaro, Jr. Jeff Cunningham Art
17、hur Desrosiers Paul Fehlau Al Frymire Philip Getske John Gutman Bill Huckabee Adam Hutter Richard Kouzes Dave Trombino Mitchell (Mick) Truitt Eric Wagner Ray Warner viii Copyright 2007 IEEE. All rights reserved. Contents 1. Overview 1 1.1 Scope . 1 1.2 Purpose 1 2. References 1 3. Definitions 3 3.1
18、General definitions 3 3.2 Definitions of particular relevance to ANSI N42.35 . 7 4. General considerations . 8 4.1 Evaluation of monitors 8 4.2 Meeting performance specifications 8 4.3 Units and uncertainties 8 4.4 Special word usage 9 4.5 Nature of tests 9 4.6 Standard test conditions. 9 4.7 Tests
19、performed under standard test conditions. 10 4.8 Tests performed with variation of influence quantities . 10 5. Design requirements. 10 5.1 General characteristics. 10 5.2 Physical configuration . 13 5.3 Data storage . 14 5.4 Indication features . 14 5.5 Occupancy and speed sensors for vehicle monit
20、ors. 14 5.6 Markings 15 5.7 Power supply . 15 5.8 Protection of switches 15 5.9 Effective range of measurement 15 5.10 Software and data analysis. 15 5.11 Evaluation of portal monitors 16 6. Radiological tests 18 6.1 Radiation characteristics 18 6.2 Reference gamma radiation . 19 6.3 False alarm tes
21、t 19 6.4 Detector response to gamma radiation. 19 6.5 Detector response to neutron radiation 20 6.6 Over-range test 20 6.7 Neutron indication in the presence of photons 20 6.8 Background effects 21 ix Copyright 2007 IEEE. All rights reserved. 7. Environmental performance requirements . 21 7.1 Ambien
22、t temperature . 21 7.2 Relative humidity 22 7.3 Moisture and dust protection . 23 8. Electrical and electromagnetic performance requirements. 24 8.1 Radio frequency (RF) 24 8.2 Radiated emissions 25 8.3 AC line voltage operation 26 8.4 Battery lifetime 26 8.5 Electrostatic discharge (ESD) 26 8.6 Con
23、ducted disturbances induced by bursts and radio frequencies. 27 8.7 Surges and oscillatory waves. 27 9. Mechanical performance requirements. 28 9.1 Microphonics/impact . 28 9.2 Vibration 28 10. Documentation . 29 10.1 Type test report 29 10.2 Certification. 29 10.3 Operation and maintenance manual.
24、30 Annex A (informative) Bibliography . 31 A.1 General 31 A.2 Detectors. 31 A.3 Detection and identification instruments 32 A.4 Radiological protection instruments . 32 A.5 Electromagnetic compatibility 33 A.6 Units, quantities, calibrations 33 A.7 Security monitors 33 Annex B (informative) Detector
25、 tests. 34 Annex C (informative) Diagram of mounting dimensions for portal monitors 35 1 Copyright 2007 IEEE. All rights reserved. American National Standard for Evaluation and Performance of Radiation Detection Portal Monitors for Use in Homeland Security 1. Overview 1.1 Scope This standard provide
26、s the testing and evaluation criteria for installed radiation detection portal monitors that detect radioactive materials (without identification capabilities). These systems are used to provide monitoring of people, packages, containers, and vehicles to detect illicit radioactive material transport
27、ation. Portal monitors are used for detection of photon- and neutron-emitting radioactive substances for the purposes of detection, interdiction, and prevention. 1.2 Purpose The purpose of this standard is to specify performance criteria and test methods used to evaluate installed radiation detectio
28、n portal monitors for use in U.S Homeland Security. 2. References This standard shall be used in conjunction with the following publications. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments or corri
29、genda) applies. ANSI N42.22, American National StandardTraceability of Radioactive Sources to the National Institute of Standards and Technology (NIST) and Associated Instrument Quality Control.1ANSI N42.23, American National Standard Measurement and Associated Instrumentation Quality Assurance for
30、Radioassay Laboratories. 1The ANSI N42 publications included in this clause are available from the Institute of Electrical and Electronics Engineers, 445 Hoes Lane, Piscataway, NJ 08855-1331, USA (http:/standards.ieee.org/). ANSI N42.35-2006 American National Standard for Evaluation and Performance
31、of Radiation Detection Portal Monitors for Use in Homeland Security ANSI N42.42, American National Standard Data Format Standard for Radiation Detectors Used for Homeland Security.2EIA RS-232-C, Interface between Data Terminal Equipment and Data Communication Equipment Employing Serial Data Exchange
32、.3FCC Rules, Code of Federal Regulations, Title 47, Part 15, Radio Frequency Devices.4IEC 60068-2-18, Environmental TestingPart 2-18: TestsTest R and Guidance: Water.5IEC 60068-2-75, Environmental TestingPart 2-75: TestsTest Eh: Hammer Tests. IEC 60529, Degrees of Protection Provided by Enclosures (
33、IP Code), IP53. IEC 60721-4-4, Classification of Environmental ConditionsPart 4-4: Guidance for the Correlation and Transformation of Environmental Condition Classes of IEC 60721-3 to the Environmental Tests of IEC 60068Stationary Use at Non-Weatherprotected Locations. IEC 61000-4-1, Electromagnetic
34、 Compatibility (EMC), Testing and Measurement TechniquesOverview of IEC 61000-4 Series. IEC 61000-4-2, Electromagnetic Compatibility (EMC)Part 4-2: Testing and Measurement Techniques Electrostatic Discharge Immunity Test. IEC 61000-4-3, Electromagnetic Compatibility (EMC)Part 4-3: Testing and Measur
35、ement Techniques Radiated, Radio-Frequency, Electromagnetic Field Immunity Test. IEC 61000-4-4, Electromagnetic Compatibility (EMC)Part 4-4: Testing and Measurement TechniquesElectrical Fast Transient/Burst Immunity Test. IEC 61000-4-5, Electromagnetic Compatibility (EMC)Part 4-5: Testing and Measur
36、ement TechniquesSurge Immunity Test. IEC 61000-4-6, Electromagnetic Compatibility (EMC)Part 4-6: Testing and Measurement TechniquesImmunity to Conducted Disturbances, Induced by Radio-Frequency Fields. IEC 61000-4-12, Electromagnetic Compatibility (EMC)Part 4-12: Testing and Measurement TechniquesRi
37、ng Wave Immunity Test. IEC 61000-4-14, Electromagnetic Compatibility (EMC)Part 4-14: Testing and Measurement TechniquesVoltage Fluctuation Immunity Test. IEC 61000-4-28, Electromagnetic Compatibility (EMC)Part 4-28: Testing and Measurement TechniquesVariation of Power Frequency, Immunity Test. 2The
38、ANSI N42.42 schema can be obtained from http:/physics.nist.gov/Divisions/Div846/Gp4/ANSIN4242/xml.html. 3EIA publications are available from Global Engineering Documents, 15 Inverness Way East, Englewood, CO 80112, USA (http:/ 4CFR publications are available from the Superintendent of Documents, U.S
39、. Government Printing Office, P.O. Box 37082, Washington, DC 20013-7082, USA (http:/www.access.gpo.gov/). 5IEC publications are available from the Sales Department of the International Electrotechnical Commission, Case Postale 131, 3, rue de Varemb, CH-1211, Genve 20, Switzerland/Suisse (http:/www.i
40、ec.ch/). IEC publications are also available in the United States from the Sales Department, American National Standards Institute, 11 West 42nd Street, 13th Floor, New York, NY 10036, USA (http:/www.ansi.org/). 2 Copyright 2007 IEEE. All rights reserved. ANSI N42.35-2006 American National Standard
41、for Evaluation and Performance of Radiation Detection Portal Monitors for Use in Homeland Security 3 Copyright 2007 IEEE. All rights reserved. IEC 61455, Nuclear InstrumentationMCA Histogram Data Interchange Format for Nuclear Spectroscopy. ISO/IEC 4037-3, X and Gamma Reference Radiation for Calibra
42、ting Dosemeters and Doserate Meters and for Determining the Response as a Function of Photon EnergyPart 3: Calibration of Area and Personal Dosemeters and Measurement of Their Response as a Function of Energy and Angle of Incidence.6NEMA 250, Enclosures for Electrical Equipment (1000 Volts Maximum).
43、7TIA-485-A-98, Electrical Characteristics of Generators and Receivers for Use in Balanced Digital Multipoint Systems.83. Definitions The following definitions apply to this standard, as well as for ANSI N42.32 B129, ANSI N42.33 B13, and ANSI N42.34 B14, all of which have been developed at the reques
44、t of the U.S. Department of Homeland Security (DHS) for instruments to be used by DHS and emergency responders. 3.1 General definitions 3.1.1 A-weighted sound level: The frequency weighting of an acoustic spectrum according to a standardized frequency response-curve based on the frequency response o
45、f the human ear. 3.1.2 acceptance test: Evaluation or measurement of performance characteristics to verify that certain stated specifications and contractual requirements are met. 3.1.3 accepted ambient photon background: The background radiation as measured using a high-pressure ionization chamber,
46、 an energy compensated Geiger-Mueller (GM) tube, an energy compensated proportional counter, a tissue equivalent plastic scintillator, a scintillator with spectral compensation, or any other exposure rate instrument having a nearly constant energy response (30% in the energy range from 60 keV to 1.5 MeV). 3.1.4 accredited testing laboratory: Testing laboratory that has been accredited by an authoritative body with respect to its qualifications to perform verification tests on the type of instruments covered by this standard. 3.1.5 accuracy: The degree of ag
