BS EN 50131-2-6-2008 Alarm systems - nIntrusion and hold-up systems - nPart 2-6 Opening contacts (magnetic)《报警系统 入侵和拦截系统 开放触点(磁性)》.pdf
《BS EN 50131-2-6-2008 Alarm systems - nIntrusion and hold-up systems - nPart 2-6 Opening contacts (magnetic)《报警系统 入侵和拦截系统 开放触点(磁性)》.pdf》由会员分享,可在线阅读,更多相关《BS EN 50131-2-6-2008 Alarm systems - nIntrusion and hold-up systems - nPart 2-6 Opening contacts (magnetic)《报警系统 入侵和拦截系统 开放触点(磁性)》.pdf(38页珍藏版)》请在麦多课文档分享上搜索。
1、BSI Standards PublicationAlarm systems Intrusion and hold-upsystems Part 2-6: Opening contacts(magnetic)BS EN 50131-2-6:2008Incorporating corrigendum May 2014EN 50131-2-6:2008/IS1:2014 (E)4Text of IS1 to EN 50131-2-6:2008Clause:Annex A and Figure A.1Question:Would it be allowed for test purposes (fo
2、r test houses and manufacturers) to use the NeoDym magnet listed below instead of the AlNiCo version described in Annex A and Figure A.1 for reproducible tests ?Interpretation:Yes, because this will allow stable and reproducible test results, which is not guaranteed while using the AlNiCo magnet due
3、 to the nature of the magnet material. Furthermore, the test magnet described belowallows a high-level degree of backward compatibility for already tested products, while it gives the stabilityrequired.Therefore, when the NeoDym magnet is used for test purposes (for test houses and manufacturers), t
4、he text below may be used in place of Annex A.Validity:This interpretation remains valid until an amendment or updated standard dealing with this issue is published by CENELEC.BS EN 50131-2-6:2008 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 50131-2-6:2008. I
5、t supersedes DD CLC/TS 50131-2-6:2004 which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee GW/1, Electronic security systems, to Subcommittee GW/1/1, Alarm components.A list of organizations represented on this subcommittee can be obtained on request to its
6、 secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2014. Published by BSI Standards Limited 2014ISBN 978 0 580 83560 5ICS 13.320Compliance with a British Standard can
7、not confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 December 2008.Amendments/corrigenda issued since publicationDate Text affected31 May 2014 Implementation of CENELEC Interpretation sheet February 20
8、14 in National Annex NAEN 50131-2-6:2008/IS1:2014 (E) 4 Text of IS1 to EN 50131-2-6:2008 Clause: Annex A and Figure A.1 Question: Would it be allowed for test purposes (for test houses and manufacturers) to use the NeoDym magnet listed below instead of the AlNiCo version described in Annex A and Fig
9、ure A.1 for reproducible tests ? Interpretation: Yes, because this will allow stable and reproducible test results, which is not guaranteed while using the AlNiCo magnet due to the nature of the magnet material. Furthermore, the test magnet described below allows a high-level degree of backward comp
10、atibility for already tested products, while it gives the stability required. Therefore, when the NeoDym magnet is used for test purposes (for test houses and manufacturers), the text below may be used in place of Annex A. Validity: This interpretation remains valid until an amendment or updated sta
11、ndard dealing with this issue is published by CENELEC. BS EN 50131-2-6:2008National Annex NA (Informative)EN 50131-2-6:2008/IS1:2014 (E) 5 Annex A (normative) Dimensions mandatory for all surface mounted grade 4 types,optional for surface mounted grades 1, 2 and 3.e See 4.6.7.f See 4.6.6.g The code
12、shall have a minimum of 8 differs.4.2 Signals ormessagesThe response to the signals or messages generated by the detector is determined by the I atleast one of these signals or messages (Intrusion or/and Tamperor/and Fault)shall be generated or an independentsignal ormessage shall be generated.b Req
13、uired only ifthe approach and removal distances are greater than twice the distances specified by the manufacturer (See 6.6.4); either intrusion AND faultsignals or messages, OR an independentsignalor message shallbe generated.c See 4.6.7.d See 4.6.6.4.3 Detection4.3.1 Detection performance4.3.1.1 G
14、eneralitiesThe operating parametersof the detector shall be verified as specified by the manufacturer for the axes ofmovement shown in Annex D.The manufacturer shall clearly state in the product documentation any special limitation concerning installation e.g. a prohibited area between a surface on
15、the detector and the minimummake distance. 4.3.1.2 Removal/break distance The detector shall generate an intrusion signal or message at the removal distance specified by themanufacturer.This distance shall be specified for all normal operating axes. If the detector is designed for installation on fe
16、rromagnetic surfaces or in ferromagnetic material, the removal/break distance shallalso be specified for all normal operating axes when the detectoris mounted using the material asspecified in AnnexE. 4.3.1.3 Approach/make distanceThe detector shall generate a reverse signal or message at the minimu
17、m separation distance(s)specified by the manufacturer. This distance shall be specified for all normal operating axes. If thedetectoris designed for installation on ferromagnetic surfaces or in ferromagnetic material, theapproach/make distance shall be specified for all normal operating axes when th
18、e detector is mountedusing the material as specified in Annex E.BS EN 50131-2-6:2008BS EN 50131-2-6:2008EN 50131-2-6:2008 11 EN 50131-2-6:20084.3.2Indication of detectionWhen a detection indicator is provided to show when an intrusion signal or message is generated, thisindicator shall be capable of
19、 being enabled and disabled.The adjustment to enable or disable this indication locally within the detectorshall only be accessiblewhen the detector is opened by normal means. A detector at grade 3 or grade 4 shall be capable of receiving indication enable and disable commands from the CIE when such
20、 an indicator is present.4.4 Operationalrequirements4.4.1 Time interval between intrusion signals or messages Detectors using wired interconnections shall be able to provide an intrusion signal or message notmore than 15 s after the end of the preceding intrusion signal or message.Detectors using wi
21、re free interconnections shall be able to provide an intrusion signal or message afterthe end of the preceding intrusion signal or message within the following times: Grade 1300 s; Grade 2180 s; Grade 330 s; Grade 415 s.4.4.2 Switch on delayWhere a detector requires an internal or external power sup
22、plyin accordance with 4.6, the detectorshall meet all functional requirements within 180 sof the power supply reaching its nominal voltage.4.4.3Fault condition signalsA detector shall generate a fault signal or message in accordance with the manufacturersspecification and the provisions of Table 2 i
23、n the presence of a fault condition, according to Table 1, oras a result of an internal self-test if this feature is provided4.5 Tamper security4.5.1 Tamper security requirements All terminals and means ofmechanical and electronic adjustments shall be located within the detectors housings.The tamper
24、 security requirementsfor each grade of detector are shown in Table 1.4.5.2Prevention of unauthorised access to the inside of the detector through coversand existing holesAccess holes shall not allowinterference with the operation of the detector byprobing with commonly available tools.Damage must n
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