Rilevatore di intrusione a vibrazione

Vibrationintrusiondetector

Thesensorofthevibrationsystemisavibrationdetector.Thistypeofdetectormusthaveamechanicaldisplacementtogenerateasignal;thevibrationdetectormaterialismostsuitableforfilessuchasfilecabinets,Theprotectionofvaluableandconfidentialspecialobjectssuchassafesisalsosuitableforuseincombinationwithothersystemstopreventthievesfrombreakingthroughwalls.Theeffectivenessofthevibrationdetectorhasalottodowiththecorrectapplication.Itisoftenusedtoprovideprotectionforspecialobjectsinprotectedareaswherepeoplearenormallyactive.

Scope

Thisstandardspecifiestheclassification,technicalrequirements,testmethods,inspectionrulesandsigns,packaging,transportation,andstorageofvibrationintrusiondetectors.Itisthedesign,Technicalbasisformanufacturingandacceptance.

Thestandardisapplicabletovarioustypesofvibrationintrusiondetectorsintheanti-alarmsystem.

StandardReference

Theprovisionscontainedinthefollowingstandardshavebeenintroducedandusedinthisstandardandstructuredintostandardprovisions.Whenthistableispublishedontime,theeditionsshownarevalid.Allstandardswillberevised,andallpartiesusingthisstandardshouldexplorethepossibilityofusingthenewversionsofthefollowingstandards.

GB4208—93enclosureprotectionlevel(IPcode)

GB10408.1—89generaltechnicalconditionsforintrusiondetectors

GB/T15211—94alarmsystemEnvironmentaltest

Definition

Thisstandardadoptsthefollowingdefinitions.

3.1vibrationintrusiondetectors

Adevicethatgeneratesanalarmsignalfrommechanicalvibration(shock)thatcanbecausedwithinthedetectionrange.Itisgenerallycomposedofashocksensor,anadaptiveamplifierandatrigger.

3.2Vibrationsensorvibrationtransducer

Vibrationintrusiondetectorisacomponentthatissensitivetovibrationandimpactandconvertsitintoelectricalsignals.

3.3Conditionamplifier

Detectionoftheintruderthattransformsandamplifiestheelectricalsignaloutputbythesensortothelevelrequiredbythecontroller.

3.4Detectorsensitivity

Theminimumimpactvelocityoraccelerationormaximumdistanceatwhichthedetectorgeneratesanalarmsignal.

3.5detectionrange

Whentheintruderwalkstowardorawayfromthevibrationsensorortapsthesensingmediumwithatooltoheatthecollectionofthefarthestpointofthealarmsignal.

3.6Geosoundvibrationintrusiondetector

Inthedetectionrange,itcandetectthemechanicalimpactheatcausedbypedestriansorvehiclesonthegroundtogenerateanalarmsignal.

3.7buildingvibrationintrusiondetector

Withinthedetectionrange,itcanaffectthedetectiondevicethatgeneratesanalarmsignalfromthemechanicalshockheatthatstrikesthebuilding.

3.8safevibrationintrusiondetector

Whenthesafeishitoropenedabnormally,itshouldcauseanimpactandgenerateanalarmsignal.

Productclassification

Classificationbyalertobject:

1,electricvibrationdetector

2,electromagneticinductionvibrationcabledetection

3,piezoelectriccrystalvibrationdetector

4,electronicorcomprehensivevibrationdetector

technicalrequirements

5.1appearanceandStructuralrequirements

5.1.1Appearance

Theexternaldimensionsofthevibrationintrusiondetectorshouldbeinaccordancewiththecorrespondingdrawings.Thesurfaceoftheshellshouldbefreefromscratches,cracksanddeformations,andthemetalsurfaceshouldnotbecovered.Theexposedstratummetalhasnodefectssuchasblistering,corrosion,nicks,burrs,scratches,floating-offandsandholes,andhasobviousandclearmarks.Thecontentofthemarksisshownin8.1.

5.1.2Shellprotectionrequirements

TheprotectionlevelofthedetectorshellshouldmeettherequirementsofIP42inGB4208.

5.1.3Requirementsforcomponents

Thecomponentsusedintheoutershellofthedetectionareashouldbeabletoensurethestableandreliabletechnicalperformanceoftheproduct.Importantelectroniccomponentssuchasintegratedcircuits,transistors,andswitches,Continuedelectricalappliances,etc.mustuseproductscertifiedbythenationalproductqualitysupervisiondepartment.

5.1.4Firmnessofterminalandleadwire

Thefirmnessofterminalandleadwireshouldmeettherequirementsof4.1.3inGB10408.1-89.

5.2Electricalperformancerequirements

5.2.1Alarmfunction

5.2.1.1Groundsoundvibrationintrusiondetector

SinglepersonisinregulationIfthedetectionisanti-walking,thedetectorshouldgenerateanalarmsignal.

5.2.1.2BuildingVibrationIntrusionDetector

Inthedetectionrange,strikeabuildingandwhenitmeetstherequirementsofTable1,thedetectorwillgenerateanalarmsignal.

5.2.1.3Vibrationintrusiondetectorforsafes

Whenusingordinarymechanicaltools,electrictools,etc.todestructivelyopenthesafewithvibrationdetectorsshouldcausemechanicalVibration(shock),thedetectorshouldbeabletorespondtoitandgenerateanalarmsignal.

5.2.1.4Modeperformance

VibrationintrusiondetectorssuchasgroundsoundshouldgenerateanalarmsignalwhensubjectedtothespeedvalueoraccelerationvaluespecifiedinTable1.

Table1Alarmresponsedatasheet

Vibrationintrusiondetectorcategory

Name

Unit

Groundsound

Building

Safebox

Shockpulsewidth

Ms

1~10

0.2~5

0.1~1

Speed

M/s

≥10-3

≥10-3

Acceleration

M/s2

≥1

≥1

≥200

5.2.2Detectorsensitivityanddetectionrange

Thesensitivityanddetectionrangeofthevibrationintrusiondetectorshouldconformtothevaluegivenintheproductdescription,andtheerrorshouldnotexceed±30%.Ingeneral,thesensitivityofthedetectorshouldbeadjustableinordertomeetthechangingrequirementsofthedetectionrangeindifferentoccasions.

5.2.3Durationofalarmsignal

Whenthedetectorgeneratesanalarmsignal,thedurationofeachtimeisnotlessthan1s.

5.2.4WarningstateRecovery

Aftertheintrusionactivitythatcausedthealarmstatestops,itshouldberestoredtothealertstatewithin3s.

5.2.4Workingvoltage

Theratedworkingvoltageofthedetectoris6,12,24VDC,preferably12VDC.

5.2.6Applicationrangeofpowersupplyvoltage

Whenthedetectorchangeswithintherangeof85%~110%oftheratedworkingvoltage,itcanworknormallywithoutadjustment,andconformsto5.2.2Requirements.

5.2.7Outputsignaltypesandinterfaces

Theoutputsignaltypesandinterfacesmeettherequirementsof4.2.9inGB10408.1-89.

5.2.8Anti-dismantlinganddestruction

Thedetectorshouldbeequippedwithatamper-proofswitchorotherdevice.Analarmsignalshouldbegenerated.

5.3Environmentaladaptability

5.3.1TheadaptabilityofthevibrationintrusiondetectortotheenvironmentshallbeinaccordancewiththerequirementsofthesymbolGB/T15211-94.SeeTable2forspecificitems,requirementsandseveritylevels.

Table2Severitylevel

Serialnumber

Project

Testprojectcode

Severity

Indoor

Outdoor

1

Hightemperature

A-1

2

5

2

Lowtemperature

A-2

5

9

3

Impact

A-3

1

1

4

Vibration(sine)

A-4

4

4

5

Randomvibration

A-5

2

2

6

Dampheat(constant)

A-6

2

2

Note:Sinevibrationandrandomtestwillbeselectedaccordingtospecificconditions.

5.3.2VibrationintrusiondetectorsshouldbeabletoworknormallyundertheconditionsspecifiedinTable2.Thechangeinsensitivityordetectionrangeafterthetestshouldnotexceed±25%,andthesurfaceofthedetectorshouldbefreeofdamage,rustanddeformationafterthetest.

5.4Anti-interferencerequirements

Thevibrationintrusiondetectoristestedinaccordancewiththeelectrostaticdischargesensitivitytest,powertransientsensitivitytestandradiationsensitivitytestinGB10408.1-89.Thereshouldbenofalsealarmsandmissedalarms.

5.5Stability

Undernormalworkingconditions,thevibrationintrusiondetectorcanworkcontinuouslyforatleast7dayswithoutanyRussianalarmsandmissedalarms.ThesensitivityordetectionrangeshouldnotchangeMorethan±25%.

5.6Durability

Thedetectorshallbealert,alarmandresetundertheratedvoltageandratedloadcurrent.Itshallbecycled6×103timeswithoutelectricityormechanicalfailure.Thereshouldbedevicedamageandcontactfailure.

5.7Reliability

Theaveragetrouble-freeworkingtimeofthedetectorundernormaloperationisnotlessthan5×103h.

5.8Security

Securityshouldmeettherequirementsof4.7inGB10408.1-89.

Testmethod

6.1Testconditions

Exceptforspecialregulations,alltestsarecarriedoutundernormalconditions.Thefollowingconditionsaredefinedasnormalconditions:

Ambienttemperature:15℃~30℃;

Relativetemperature:45%~75%;

Atmosphericpressure:86~106kpa.

6.2Appearanceandstructureinspection

5.2.1Appearanceinspection

Undergeneralfactorylightingconditions,checktheappearancewiththenakedeye,anduseameasuringtooltocheckthedimensionsandThemarkingshallmeettherequirementsof5.1.1and8.1.

6.2.2Shellprotectioninspection

TheshellprotectiongradeshallbetestedaccordingtothetestmethodinGB4208andshallmeettherequirementsof5.1.2.

6.2.3componentinspection

Theelectroniccomponentsusedintheinspectionaccordingtothecomponenttableandcircuitdiagramshouldmeettherequirementsof5.1.3.

6.2.4Fastnesstestofterminalandleadwire

Thetestsampleshallbetestedaccordingtothemethodin5.2.4ofGB10408.1-89,andthetestresultshallconformto5.1.4requirements.

6.3Alarmfunctioninspection

6.3.1Groundsoundvibrationintrusiondetectorfunctiontest

Accordingtotheproductinstallationregulations,embedthedetectororaseparatevibrationsensorAsinglepersonwithabodymassofmorethan40kgwalksataspeedofonesteppersecond(approximately0.7m/s)withinthedetectionrangeat50-100mmunderground.Thethree-persontestisconducted,andthedetectorsshouldmeettherequirementsof5.2.1.1.

6.3.2Functiontestofbuildingvibrationintrusiondetector

Placethevibrationintrusiondetectoronthebuildingwall(thecenteroftheeasilyintrusivewall)accordingtotheproductinstallationregulations.Position),generallyabout2mawayfromtheground,withinthedetectionrange,usea0.5kgsteeldynamometertohitthewallcontinuouslywithaforcegreaterthan100N.Afterthreetimesoftheabovetest,thedetectorshouldsendoutanalarmsignalandcomplywith5.2.1.2requirements.

6.3.3Functiontestofthesafevibrationintrusiondetector

Installthevibrationintrusiondetectorinthesafeorthemodel,anduseasteelforcehammerwithaforceof100-200NKnockanypartofthesafeforthreetimes.Thesensitivityisallowedtobeadjustedduringthetest.Aftertheexperiment,thedetectorsinthecabinetshouldsendoutanalarmsignal.

6.3.4Modetestmethod

6.3.4.1Modetestofgroundsoundandbuildingvibrationsoilpro-detector

InstallthevibrationsensorintheinsuranceThecabinetoraseparatevibrationsensorisplacedononeendofaglassplatewithalengthof700mm,awidthof500mm,andathicknessof5mm.Apadisplacedatadistanceof0.5m.Duringthetest,arubberballofψ18mmoraglassballofψ18mmisremovedfromthepad.Pushupanddownslightlytoobservewhetherthedetectorhasanalarmstate.Thethicknessofthecushionblockis2,5,10,20,30,40,50mm,andanalarmstateshouldbegeneratedwhenacertainheightreachesthespecifiedaccelerationvalue.

Vibrationintrusiondetectorswithhighdetectionsensitivitycanuserubberballs;

Vibrationintrusiondetectorswithlowdetectionsensitivitycanuseglassballs.

Accelerationmeasurementcanbeachievedthroughahigh-sensitivitypressurepointaccelerometer,adedicatedchargeamplifier,andapeakvoltmeter,whichisgluedtotheglasswithanointment,anditssensitiveaxisisperpendiculartotheglasssurfaceandplacednexttothedetector.Composedofvibrationmeasurementsystemtocomplete.ThevibrationmeasurementboxisshowninFigure1.

Piezoelectric

Accelerometer

Chargeamplifier

Peakvoltmeter

Levelrecorder

p>

Figure1Blockdiagramofthevibrationmeasurementsystem

6.3.4.2Safeboxvibrationintrusiondetectormodetest

Itcanbecarriedoutontheimpacttableorψ18mmglassballFreelyimpactonthealuminumplatewithathicknessgreaterthan20mmonwhichthedetectorisplaced.Usethesamemethodas6.3.4.1totest.WhentheaccelerationspecifiedinTable1isreached,analarmstateshouldbegenerated.

6.4Detectionsensitivityandrangetest

6.4.1Detectionrange

Testaccordingtothemethodof6.3.4,theminimumalarmaccelerationisthedetectorThesensitivityshouldmeettherequirementsof5.2.2.

6.4.2Detectionrange

Thegroundsoundandbuildingvibrationintrusiondetectorsaretestedaccordingtothemethodsspecifiedin6.3.1and6.3.2respectively,andanalarmisgenerated

Themaximumboundaryisthemaximumdetectiondistanceofthedetector,andthisdistanceshouldmeettherequirementsof5.2.2.

6.4.2.1Thegeo-acousticvibrationintrusiondetectorshallbeinstalledonanopenfieldthatcanmeetthedetectionrangeandmeettheconductionmediumspecifiedinthemanual,andconductthetestaccordingtothemethodin6.3.1.Takethedetectorasthecenterevery45.Itisonedirection,dividedinto8directions;ineachdirection,theansweringdetectiondistanceisoutsideandthedetectoriswalked,andthemaximumdistancethatcausesthealarmsignalofthehungrybuttonismeasured.Theconnectionofthese8pointsisthedetectionrange.Theteststructureshallmeettherequirementsof5.2.1.1and5.2.2.

6.4.2.2Thebuildingvibrationintrusiondetectorshouldbefirmlyinstalledonthewallthatcanmeetthemaximumdetectiondistanceandmeettheconductivemediumspecifiedinthemanual.Testintheleastsensitivedirectionandmeasurethemaximumdetectiondistanceoftherough.Thetestresultsshouldmeettherequirementsof5.2.1and5.2.2.

6.4.2.3Thetestmethodforthedetectionrangeofthesafeisthesameas6.4.1,andthetestresultsshouldmeettherequirementsof5.2.1.3and5.2.2.

Vibration intrusion detector

6.5Alarmsignaldurationtest

Testaccordingtothemethodin6.3.4.Afterenteringthealarmstate,recordtheduration,whichshouldmeettherequirementsof5.2.3.

6.6Recoverytestofthealertstate

Testaccordingtothemethodof6.3.4,repeatthetest3safterthealarmstatestops,anditshallmeettherequirementsof5.2.4.

6.7Powersupplyvoltageadaptationrangetest

UseaDCvoltmeterwhoseaccuracyisbetterthan1gradeand1.5timesthepowersupplyvoltageformonitoring,useanadjustableDCstabilizedpowersupplytochangeitsvoltagevalue,Testsarecarriedoutattheratedvalues​​of85%,100%,and110%respectively,andeachtesttimeisnotlessthan15minutes.Duringthetest,checkitsfunctionaccordingtothemethodof6.3.4,anditshallmeettherequirementsof5.2.2and5.2.6.

6.8Outputsignalandinterfaceinspection

Whenthedetectorisinthealertstateandthedetectorisinthealarmstateaccordingtothetestmethodspecifiedin6.3.4,useathree-metertomeasuretheoutputvoltagerespectivelyAndresistancevalueshouldmeettherequirementsof5.2.7

6.9tamper-evidentdestructiontest

Whenthedetectorsampleisopenedundertheratedpowersupplyvoltage,whenthedetectorcaseisopenedandthesampleismoved,thetransmitterIfthelineisshortoropen,theresultshouldmeettherequirementsof5.2.9.

6.10Diametercutadaptabilitytest

6.10.1Hightemperaturetest

Forsamplesthathavepassedthepreliminarytest,refertoA-1inGB/T15211-94Thespecifiedmethodistested,andtheresultshouldmeettherequirementsof5.3.2.

6.10.2Low-temperaturetest

ThesamplethathaspassedthepreliminarytestistestedaccordingtothemethodspecifiedinA-2ofGB/T15211---94,andtheresultshouldmeet5.3.2requirements.

6.10.3Impacttest

ThesamplethathaspassedthepreliminarytestshallbetestedaccordingtothemethodspecifiedinA-3ofGB/T15211-94,andtheresultshallmeet5.3.2requirements.

6.10.4Vibrationtest

ThesamplequalifiedbythepreliminarytestshallbecarriedoutaccordingtothemethodspecifiedinA-4andA-5inGB/T152'11---94Thetestresultsshouldmeettherequirementsof5.3.2.

6.10.5Dampheattest

ThesamplethatpassedthepreliminarytestshallbetestedaccordingtothemethodspecifiedinA-62,GB/1715211-94,andtheresultshallbeMeettherequirementsof5.3.2.

6.11Anti-interferencetest

ThesamplesthathavepassedthepreliminarytestshallbetestedaccordingtothegeneralmethodsspecifiedinGB10408.1-5.7.1,andthetestedsamplesshallbeabletoworknormally.Thereshouldbenofalsealarmsormissedalarms.

6.12Stabilitytest

Thesamplesthathavepassedtheinitialtestareinstalledaccordingtonormaloperatingconditions,andworkcontinuouslyfor7daysundernormaloperatingconditions.Carryoutanalarmfunctioncheckevery24haccordingtothetestmethodspecifiedin6.3.4,eachtimeitshouldbenormal,andthereshouldbenomissingalarmswithin7days.Afterthetest,followtheprovisionsof6.36.3.4.4Methodtodetectthesensitivity,andcalculateitsvaluechangeshouldnotexceed±25%.

6.13Endurancetest

Thesamplesthathavepassedthepreliminarytestshallbetestedinaccordancewiththetestmethodspecifiedin6.3.4underratedworkingconditionsandnormalworkingconditions.Tomakethesamplefromthealertstatetothealarmstateandthenbacktothealertstateisacycle,atarateofnotmorethan15times/minforatotalof6X103cycles,andtheresultshouldmeettherequirementsof5.6.

6.14Safetytest

Carryoutthetestaccordingtothemethodspecifiedin5.8ofGB10408.1,andthetestresultsshouldmeettherequirementsof5.8.

6.15Reliabilitytest

Carryoutthetestaccordingtothemethodspecifiedin5.10ofGB10408.1,andthetestresultshouldmeettherequirementsof5.7.

Inspectionrules

Inspectionclassification

Productinspectionincludesidentificationinspectionandqualityconsistencyinspection.

Aseriesofcompleteteststoevaluatetheproduct.Appraisalandinspectionmustbecarriedoutwhennewproducts,oldproductsaretransferredtofactories,thestructure,process,materialsandparts(components)arereplacedafterformalproduction,orproductionisresumedafterproductionisstopped.

Classificationofqualityconsistencyinspection:GroupA(batch-by-batch),fullinspectionduringdelivery;

GroupB(batch-by-batch),samplinginspectionatdelivery;

p>

Cgroup(cycle),onceayear;

Dgroup(cycle),qualityspotcheck.

Inspectionitems

SeeTable3forvariousinspectionitems.

Table3Testitems

Serialnumber

Items

Technicalrequirements

Testmethods

Unqualifiedclassification

Identificationinspection

Qualityconsistencyinspection

GroupA

GroupB

GroupC

GroupD

1

Visualinspection

5.1.1

6.2.1

p>

C

2

Shellprotectioninspection

5.1.2

6.2.2

B

3

yuanDeviceinspection

5.1.3

6.2.3

B

4

Terminalandlead-outfirmness

5.1.4

6.2.4

C

5

Alarmfunctioncheck

5.2.1

6.3

B

6

Detectionsensitivityandrangetest

5.2.2

6.4

B

7

AlarmsignalDurationtest

5.2.3

6.5

B

8

Vigilancestaterecoverytest

5.2.4

6.6

B

9

Powersupplyvoltageadaptationrangetest

5.2.5

5.2.6

6.7

B

10

Outputsignalandinterfaceinspection

p>

5.2.7

6.8

B

11

Anti-dismantlingprotectiontest

5.2.8

6.9

B

12

Hightemperaturetest

5.3.1

5.3.2

6.10.1

B

13

Lowtemperaturetest

5.3.1

5.3.2

6.10.2

B

14

Impacttest

5.3.1

5.3.2

6.10.3

B

15

vibrationtest

5.3.1

5.3.2

6.10.4

B

16

Dampheattest

5.3.1

5.3.2

6.10.5

B

17

Anti-interferencetest

5.4

6.11

B

18

Stabilitytest

5.5

6.12

B

19

Durabilitytest

5.6

6.13

B

20

Safetytest

5.8

6.14

A

21

Reliabilitytest

5.7

6.15

B

7.3BatchandSamplingRules

7.3.1BatchRules

Theproductsdeliveredforinspectionshallbelongtothesamemodelandspecificationofthesameproductionbatch.

7.3.2Samplingrules

7.3.2.1Samplinginspectionshallbecarriedoutaccordingtothefollowingmethod:

Batch2~20sets,samplingnumberis2sets;21~40sets,samplingnumberis3;batch41~100sets,samplingnumberis5sets,batch101~200sets,samplingnumberis8sets,batchisgreaterthan200sets,samplingnumberis10sets.

7.3.2.2AppraisalandinspectionThetestsamplesaresampledinacertainproductionbatch,andthenumberofsamplesisgenerally3~5.

7.4Judgmentrules

Thejudgmentandinspectionshallbecarriedoutaccordingtotheprovisionsof6.4,6.5and6.6inGB10408.1-89.

7Marking,packaging,transportationandstorage

AccordingtotheprovisionsofChapter7inGB10408.1-89.

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