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.
6.5Alarmsignaldurationtest
Testaccordingtothemethodin6.3.4.Afterenteringthealarmstate,recordtheduration,whichshouldmeettherequirementsof5.2.3.
6.6Recoverytestofthealertstate
Testaccordingtothemethodof6.3.4,repeatthetest3safterthealarmstatestops,anditshallmeettherequirementsof5.2.4.
6.7Powersupplyvoltageadaptationrangetest
UseaDCvoltmeterwhoseaccuracyisbetterthan1gradeand1.5timesthepowersupplyvoltageformonitoring,useanadjustableDCstabilizedpowersupplytochangeitsvoltagevalue,Testsarecarriedoutattheratedvaluesof85%,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.