Intshayelelo
Kwizakhiwo zoshishino, iifowuni ezingxamisekileyo azizo nje izixhobo zokugcina idatha; ziluphawu olubalulekileyo lokhuseleko xa ingxolo, umgama, iimeko ezinobungozi, okanye ukungasebenzi kakuhle kwenethiwekhi kwenza unxibelelwano oluqhelekileyo lungathembeki. Inkqubo efanelekileyo inganciphisa amaxesha okuphendula, ixhase ukuthobela imithetho, kwaye inike abasebenzi indlela ecacileyo nethembekileyo yokuxela izehlo kwangoko nje xa zenzeka. Eli nqaku liphonononga iinkqubo ezilishumi zefowuni ezingxamisekileyo ezifanelekileyo ukusetyenziswa kwimizi-mveliso, ngokujonga ukuqina, uqhagamshelo, ukuhambelana kwendawo enobungozi, kunye neemfuno zokusasazwa, ukuze abafundi bakwazi ukuthelekisa iindlela ngempumelelo ngakumbi kwaye bachonge ukuba loluphi uhlobo oluhambelana kakuhle neprofayili yomngcipheko wesiza sabo.
Kutheni Ukukhetha Iifowuni Ezingxamisekileyo Kubalulekile Kukhuseleko Lwemizi-mveliso
Kwimimandla yemizi-mveliso enzima, uthungelwano lonxibelelwano olungxamisekileyo luyintsika yolawulo lweziganeko kunye neenkqubo zokhuseleko lobomi. Ukuthembela kuphela kwizixhobo eziphathwayo ezikumgangatho wabathengi okanye kwiirediyo eziqhelekileyo ezisebenzisa iindlela ezimbini kungenisa iingozi ezingamkelekanga, ngakumbi kwiindawo apho imiqondiso ingangeni kakuhle okanye umoya oqhumayo. Iifowuni ezingxamisekileyo zoshishino zibonelela ngejelo lonxibelelwano eliqinileyo nelizinikeleyo eliqinisekisa ukuba izilumkiso ezibalulekileyo zifikelela kumaziko olawulo ngaphandle kokusilela.
Ukusasazwa kweenkqubo zeefowuni zengxamiseko ezakhelwe injongo ethile kuhambelana ngokuthe ngqo neziphumo eziphuculweyo zezehlo. Ngokuseka indawo yonxibelelwano ezinzileyo nebonakalayo, izibonelelo zinokudlula kwiinethiwekhi zeselula ezixineneyo kwaye ziqinisekise ukufikelela ngokukhawuleza kubaphenduli bengxamiseko, nto leyo etshintsha ngokusisiseko indlela yeengozi zemizi-mveliso.
Indlela iifowuni zongxamiseko ezinciphisa ngayo ixesha lokuphendula kunye nexesha lokungasebenzi
Xa kwenzeka isiganeko, umzuzwana ngamnye olahlekileyo unyusa umngcipheko kubasebenzi kunye nokwenzeka komonakalo kwizixhobo. Iifowuni ezingxamisekileyo zinciphisa ukubambezeleka konxibelelwano ngokusebenzisa iimpawu zokudayela ngokuzenzekelayo okanye iinombolo zoncedo eziqhagamshela ngoko nangoko umntu ofowunelayo kwidesika yokhuseleko ephakathi okanye inkonzo yongxamiseko. Olu lawulo olukhawulezileyo ludla ngokunciphisa amaxesha okuqala oqhagamshelwano abe ngaphantsi kwemizuzwana emi-5, xa kuthelekiswa nemizuzwana engama-30 ukuya kwengama-60 edla ngokufuneka ukuvula isixhobo esiphathwayo, ukufumana isignali, kunye nokudayela inombolo.
Ngaphezu koko, olu nxibelelwano lukhawulezayo lunciphisa kakhulu ixesha lokungasebenzi kwezixhobo. Ngokuvumela ukuba kuxelwe ngokukhawuleza ukuchitheka kwezinto ezinobungozi, ukungasebenzi kakuhle koomatshini, okanye imililo, amaqela aphendula ngokukhawuleza anokuthintela iziganeko ngaphambi kokuba ziqhubeke ziye ekuvalweni kwezixhobo ngokubanzi. Impembelelo yemali yokuthintela nokuba yiyure enye yexesha lokungasebenzi elingacwangciswanga kwisityalo esikhulu sokuvelisa inkunkuma inokuthi ithethelele utyalo-mali kwiinethiwekhi ye-intercom engxamisekileyo epheleleyo.
Zeziphi iindawo zoshishino ezizifuna kakhulu
Ayizizo zonke iindawo zoshishino ezifuna inqanaba elifanayo leziseko zonxibelelwano, kodwa ezinye iindawo zifuna umnxeba oqinileyo ngenxa yeengozi ezinkulu zokusebenza.imisebenzi yokwemba phantsi komhlaba, kwaye iindawo zokucoca iikhemikhali zepetroli zezona zibalulekileyo. Ezi ndawo zihlala zinezinga lengxolo elingaphaya kwe-110 dB, nto leyo efuna iifowuni ezixhotyiswe ngeemakrofoni ezirhoxisa ingxolo kunye nee-acoustic hood ezidityanisiweyo ukuqinisekisa ukucaca kwelizwi.
Ukongeza, izibonelelo ezifana neetonela zeendlela ezinkulu, uthungelwano lwezitimela, kunye nezityalo zesinyithi ezinzima zifuna izikhululo ezizimeleyo zongxamiseko. Kule macandelo, ukuthobela izikhokelo zokhuseleko zamazwe ngamazwe, ezihlala zikhokelwa zimibutho efana ne-Umbutho Wezizwe Ngezizwe Wokumisela Imigangatho (ISO), ifuna izixhobo zonxibelelwano ezinokumelana nokungcangcazela okugqithisileyo, uthuli olubolayo, kunye nokuguquguquka okukhulu kobushushu ngelixa zisebenza ngokupheleleyo.
Yintoni echaza ifowuni engxamisekileyo esebenza kakuhle
Ifowuni engxamisekileyo esebenza kakuhle ichazwa kukukwazi kwayo ukusebenza ngokungenasiphako phantsi kweemeko ezinobungozi kakhulu. Ngokungafaniyo nezixhobo zonxibelelwano zorhwebo, iiyunithi zoshishino zenziwe ngendlela yokuba zihlale ziphilile, zisebenzisa izixhobo eziqinileyo kunye nezixhobo ze-elektroniki zangaphakathi ezikhethekileyo.
Ukuvavanya ezi zixhobo kufuna ukuqonda okunzulu ngemida yazo yobugcisa. Ukususela ekunyamezeleni ubushushu obugqithisileyo ukuya ekuchaseni impembelelo, iinkcukacha zefowuni yongxamiseko zichaza ukufaneleka kwayo kwizicelo ezithile zoshishino kunye nexesha layo eliqikelelweyo le-Mean Time Between Failures (MTBF), ekufuneka lidlule iiyure ezingama-50,000.
Zeziphi iinkcukacha zobugcisa kunye nokusingqongileyo ezibaluleke kakhulu
Iinkcukacha zobugcisa eziphambili zefowuni yongxamiseko zijikeleze ukucaca kwesandi, ukuqina kokusingqongileyo, kunye nokuqina komzimba. Ububanzi bobushushu bokusebenza buyimilinganiselo ebalulekileyo; iyunithi yokwenyani yomgangatho weshishini kufuneka isebenze ngokuthembekileyo phakathi kwe--40°C kunye ne-+70°C. Oku kuqinisekisa ukuba isixhobo asiyi kuphelelwa lixesha ngexesha lobusika obubandayo kwinkampu yemigodi ekude okanye phantsi kobushushu obukhulu bomatshini wentsimbi.
Ukuqina komzimba kubaluleke ngokulinganayo. Iimodeli ezisebenza kakuhle zineendawo ezibiyelweyo ezakhiwe ngentsimbi eqengqelekayo ebandayo, i-aluminium ephosiweyo, okanye iiplastiki eziqinisiweyo zeglasi (GFRP). Ezi zinto zibonelela ngokumelana okungaqhelekanga nokonakaliswa, okuhlala kulinganiswe kwi-IK10, oko kuthetha ukuba indawo ebiyelweyo inokumelana nempembelelo ye-20-joule ngaphandle kokuphazamisa ukujikeleza kwangaphakathi. Imibala ebonakalayo ephezulu, efana ne-RAL 1028 Yellow okanye i-RAL 3000 Red, ziimpawu eziqhelekileyo zokuqinisekisa ukuchongwa ngokukhawuleza ngexesha lengxaki.
Indlela ukulinganiswa kwe-IP, izatifikethi zeendawo ezinobungozi, kunye neendlela zamandla ezahluke ngayo
Uvavanyo loKhuseleko lokungena (IP) kunye neziqinisekiso zendawo enobungozi zezona zinto ziphambili ezahlula phakathi kweemodeli eziphezulu. Uvavanyo lwe-IP66 luqhele ukuba sisiseko seefowuni zangaphandle zoshishino, olubonelela ngokhuseleko olupheleleyo kuthuli kunye neejethi zamanzi ezinamandla. Nangona kunjalo, iindawo zaselwandle okanye ezisengozini enkulu yezikhukula zinokufuna izixhobo ezilinganiswe yi-IP67 ezinokukwazi ukusinda ekuntywilisweni okwethutyana.
Iimeko eziqhumayo zifuna iziqinisekiso ezingqongqo ezifana ne-ATEX okanye i-IECEx. Iifowuni ezisetyenziswa kwiindawo ezinobungozi zeZone 1 okanye zeZone 2 kufuneka zikhuseleke ngokwangaphakathi okanye zigcinwe kwiindawo ezivalekileyo ezingatshiyo ukuze kuthintelwe iintlantsi zombane ekutshiseni iigesi ezingqongileyo. Iindlela zamandla nazo ziyahluka kakhulu ngokusekelwe kwiziseko zophuhliso. Ngelixa iifowuni ze-analog zemveli zitsala umbane ngqo kumgca wefowuni, iiyunithi zanamhlanje ze-SIP (Session Initiation Protocol) zihlala zisebenzisa iPower over Ethernet (PoE), zitsala iintambo zenethiwekhi ze-48V DC eziqhelekileyo. Kwiifektri ezikude kakhulu, iiyunithi ze-GSM/4G ezisebenza ngamandla elanga ezinee-backups zebhetri zangaphakathi zibonelela ngesisombululo esingenazingcingo ngokupheleleyo.
| Uphawu/Umgangatho | Isicelo esiqhelekileyo | I-Metric yeNkcazelo yeSihluthulelo |
|---|---|---|
| IP66 / IP67 | Iindawo zangaphandle, zaselwandle, nezokuhlamba impahla | Imelana nolwandle olunzima/ukuntywiliselwa emanzini ukuya kuthi ga kwi-1m |
| Uvavanyo lweMpembelelo ye-IK10 | Iindawo zikawonke-wonke, Ishishini elinzima | Iyamelana nokuchaphazeleka kwe-20J (malunga ne-5kg ehlileyo ukusuka kwi-40cm) |
| Indawo ye-ATEX 1/2 | I-Petrochemical, ioyile kunye negesi | I-circuitry ekhuselekileyo ngaphakathi, akukho mveliso yentlantsi |
| I-PoE (IEEE 802.3af) | Iifloor zefektri zanamhlanje, iiTunnels | Amandla aphezulu ayi-15.4W athunyelwa ngaphezulu kweCat5e/Cat6 eqhelekileyo |
Indlela Iinkqubo zeFowuni eziNgxamisekileyo eziPhambili ezithelekiswa ngayo
Ukukhetha inkqubo efanelekileyo kufuna ukuthelekisa ubuchwepheshe obuphambili kunye neemodeli ezikhokela imarike ngoku. Iinkqubo zefowuni ezingxamisekileyo eziphambili azikho nto inye; zahlulwe ngokweenkqubo zazo zonxibelelwano ezisisiseko—i-SIP, i-analog, kunye neselula (GSM/4G/5G)—kunye neendawo zazo ezibonakalayo.
Ukuqonda indlela ezi ntlobo ezithelekiswa ngayo kuvumela abaphathi bezakhiwo ukuba bafanise ubuchwepheshe neziseko zabo ezikhoyo kunye neprofayili ethile yomngcipheko kwindawo yabo.
Zeziphi iimodeli ezifanelekileyo kwiimeko ezahlukeneyo zokusetyenziswa kwemizi-mveliso
Iimeko ezahlukeneyo zokusetyenziswa kwemizi-mveliso zifuna uyilo lweefowuni olwahlukileyo ngokupheleleyo. Umzekelo, umsebenzi omkhulu wokwemba phantsi komhlaba onentambo yobhedu endala uya kuxhasa kakhulu iinkqubo ze-analog eziqinileyo. Ezi nkqubo zinokuthumela imiqondiso kumgama ofikelela kwiikhilomitha ezi-5 ngaphandle kwesidingo see-signal repeaters, nto leyo ezenza zibe zilungele iindawo ezinzulu.
Kwelinye icala, isityalo sanamhlanje esisebenzisa i-automated esine-fiber-optic enkulu kunye ne-Ethernet siya kuxhomekeka kwiifowuni ze-VoIP ezisekelwe kwi-SIP. Ezi modeli zidityaniswa ngokulula kwiIinkqubo ze-IP PBX ezikhoyo, okuvumela ulawulo oluhlangeneyo, ukuhlolwa kwempilo okuzenzakalelayo, kunye nokuhlanganiswa neenkqubo zedilesi kawonkewonke (PA) kunye neekhamera zeCCTV ukuze kubekho impendulo efanayo yokhuseleko.
Zeziphi iindlela zokuthengisa ezahlula iinketho ze-SIP, i-analog, i-GSM, ezimelana nemozulu, kunye nezimelana nokuqhuma
Ubudlelwane phakathi kweenkqubo ze-SIP, i-analog, kunye ne-GSM bugxile kubunzima bokufakelwa, ukugcinwa, kunye nokuthembeka. Iinkqubo ze-analog zithembeke kakhulu kwaye azinazo iingxaki zokuphazamiseka kwenethiwekhi, njengoko zitsala umbane ngqo kwiiswitshi esembindiniNangona kunjalo, abanazo izakhono zokuchonga ezikude, oko kuthetha ukuba amaqela olondolozo kufuneka avavanye iyunithi nganye ngokwasemzimbeni.
Iinkqubo ze-SIP zibonelela ngeempawu ezintle, kuquka i-HD audio kunye nokuzijonga, zilumkisa abalawuli ngoko nangoko ukuba i-handset ayisebenzi okanye ukuba uqhagamshelo lwenethiwekhi luyehla. Utshintsho kukuxhomekeka kwinethiwekhi yedatha kunye neziseko zombane zesikhungo (nge-PoE switches). Iifowuni ze-GSM okanye ze-4G LTE zezona zisombululi-ngxaki zibalaseleyo kwiindawo ezikude ezifana neepilari ezinkulu okanye iipayipi ezizimeleyo apho ukufakwa kweentambo kungabizi kakhulu. Nangona kunjalo, zifuna ulawulo oluqhubekayo lwekhadi le-SIM kunye nokugqunywa kweselula okuthembekileyo, kwaye iibhetri zazo zangaphakathi kufuneka zijongwe kwaye zitshintshwe rhoqo.
Indlela yokuthelekisa iifowuni ezili-10 eziphambili zexesha likaxakeka
Xa kuthelekiswa iifowuni ezili-10 eziphambili ezingxamisekileyo ezikwimarike, abathengi kufuneka bazihlele ngokwamandla azo okusebenza: i-Weatherproof SIP, i-Explosion-proof Analog, kunye ne-Wireless GSM. Iimodeli ze-SIP ezisemgangathweni ophezulu ezivela kubavelisi abaphambili kwihlabathi liphela zine-algorithms zokurhoxisa ingxolo ezihluza ingxolo yoomatshini bangasemva, ziqinisekisa unxibelelwano olucacileyo.
Iimodeli ezingaqhumiyo ziyabonakala ngenxa yeendawo zazo zokuvala i-aluminium eziqinileyo kunye neziqinisekiso ze-ATEX/IECEx, ezihlala zinobunzima obufikelela kwi-10 ukuya kwi-15 yeekhilogram. Ukuthelekisa ezi modeli kufuna ukuvavanya i-Mean Time Between Failures (MTBF), umthamo wokukhupha umsindo (ngokuvamile ukusuka kwi-80 dB ukuya kwi-95 dB kwimitha e-1), kunye nokukwazi ukuhlanganisa kunyeisoftware yolawulo oluphambili.
| Uhlobo lobuchwephesha | Eyona ilungileyo… | Umgama ophezulu / Uqhagamshelo | Urhwebo oluPhambili |
|---|---|---|---|
| I-analog (iintambo ezi-2) | Iziseko zophuhliso zelifa, iMigodi | Ukuya kuthi ga kwi-5 km ukusuka kwi-PBX | Ukunqongophala kokuzixilonga kude |
| I-SIP / i-VoIP | Iifektri zanamhlanje, ii-Smart tunnels | I-100m yokutshintsha (ayinamda ngefayibha) | Kuxhomekeke kwixesha lokusebenza kwenethiwekhi kunye nePoE |
| I-GSM / 4G LTE | Iindlela ezikude, iipayipi ezikude | Kuxhomekeke kuluhlu lweenqaba zeeseli | Iindleko zedatha yeselula eziqhubekayo kunye nomjikelo wobomi bebhetri |
Indlela Yokuvavanya Ukuthobela, Ukufakela, kunye Neendleko Ezipheleleyo
Ukuthenga inkqubo yefowuni yongxamiseko kudlulela ngaphaya kweenkcukacha zobugcisa; kufuna uvavanyo oluqatha lokuthobela imithetho, imiqathango yokufakelwa, kunye neTotal Cost of Ownership (TCO).
Abathengi bemizi-mveliso kufuneka balandele imigangatho yamazwe ngamazwe kunye neemfuno ezithile zesiza ukuqinisekisa ukuba inkqubo esetyenzisiweyo iyahambelana nomthetho, ifikeleleka ngokwasemzimbeni, kwaye iyasebenza ngokwezoqoqosho kwixesha layo lobomi elicwangcisiweyo.
Yeyiphi imigangatho yokhuseleko, yonxibelelwano, kunye neyendawo esebenzayo
Ukuthobela imithetho akuxoxiswana ngako kukhuseleko lwemizi-mveliso. Ngokuxhomekeke kummandla nakwimizi-mveliso, iifowuni zongxamiseko kufuneka zilandele imigangatho engqongqo yonxibelelwano kunye nokufikeleleka. Umzekelo, eMelika, ukuthotyelwa kwe-ADA (Americans with Disabilities Act) kuthetha ukuba izixhobo zonxibelelwano zongxamiseko mazifakelwe kwindawo efikelelekayo, ngokuqhelekileyo zingabi ngaphezu kwe-intshi ezingama-48 ukusuka emgangathweni, kwaye kufuneka zibandakanye iimpawu zabantu abanengxaki yokuva, ezifana nokukwazi ukwenza i-inductive loop.
Kwicandelo leeloliwe, izixhobo kufuneka zihlangabezane nemigangatho ye-EN 50121 yokuhambelana kwe-electromagnetic ukuqinisekisa ukuba imigca ephezulu ye-voltage ayiphazamisi iifowuni ezingxamisekileyo. Kwihlabathi liphela, iiprojekthi zeziseko zophuhliso zixhaswa zizikhungo ezifana neIBhanki yeHlabathiidla ngokufuna ukuthotyelwa ngokungqongqo kwimigangatho yokhuseleko nokusingqongileyo yamazwe ngamazwe, nto leyo enyanzela abathengi ukuba bakhethe iiyunithi ezineziqinisekiso ze-CE, FCC, kunye ne-RoHS ezaziwayo.
Yintoni ephucula indawo, ukuhlanganiswa, kunye nokugcinwa
Ukubekwa kunye nokuhlanganiswa okusebenzayo kubalulekile ekusetyenzisweni kakuhle kwenethiwekhi yefowuni engxamisekileyo. Iifowuni kufuneka zifakwe ngamaxesha athile afanelekileyo—ngokuqhelekileyo rhoqo emva kweemitha ezingama-50 ukuya kwezili-150 kwiitonela okanye kwiibhanti zokuhambisa—ukuqinisekisa ukuba abasebenzi abakude ngaphezu kwemizuzwana embalwa ukusuka kwindawo yonxibelelwano.
Ukuhlanganiswa kwale mihla kuphucula kakhulu indlela yokusebenza yokulungisa. Iifowuni ezingxamisekileyo ze-SIP eziphambili zineendlela zokuzixilonga ngokuzenzekelayo ezivavanya imakrofoni, isithethi, kunye noqhagamshelo lwenethiwekhi ngamaxesha athile acwangcisiweyo. Olu buchule lunokunciphisa ukujonga ukugcinwa ngesandla ukuya kuthi ga kwi-80%, kukhulula amaqela olawulo lweziko ngelixa kuqinisekiswa ukuba inkqubo isoloko ilungele ingxaki.
Indlela yokuvavanya iindleko zokuthenga, zokufakela, kunye nezobomi
Ukuvavanya ixabiso lilonke kufuna ukujonga ngaphaya kokuthengwa kwezixhobo zokuqala. Ifowuni ye-analog eqhelekileyo enomsebenzi onzima inokuba neendleko eziphantsi zemali (i-CAPEX) ze-$300 ukuya kwi-$500 ngeyunithi nganye, kodwa iindleko zokufaka umngxuma kunye nokubeka iingcingo zobhedu ezizinikeleyo kwindawo enkulu zinokunciphisa iindleko zezixhobo.
Ngokwahlukileyo koko, nangona ifowuni ye-SIP eqinileyo eqinisekisiwe yi-ATEX ingabiza phakathi kwe-$1,000 kunye ne-$2,500 ngeyunithi nganye, inokusebenzisa iziseko zophuhliso ze-Ethernet ezikhoyo, inciphise kakhulu iindleko zokufakela. Iindleko zomjikelo wobomi (i-OPEX) kufuneka zibalwe kwiminyaka eli-10 ukuya kweli-15 yokusebenza, kufakwe ilayisenisi yesoftware yeenkqubo zolawulo oluphambili, iindawo zokutshintshwa ezifana neentambo zefowuni ezixhonyiweyo, kunye nokusetyenziswa kwamandla okuqhubekayo.
Indlela Amaqela Ezemizi-mveliso Anokukhetha Ngayo Ucingo Olufanelekileyo Lwexesha Elingxamisekileyo
Ukhetho lokugqibela lwenkqubo yefowuni yongxamiseko akufuneki lwenziwe kwindawo yokugcina abantu. Lufuna indlela yokusebenzisana elungelelanisa iimfuno zokhuseleko lobomi zabasebenzi kunye neemeko zobugcisa zeziseko zophuhliso zesakhiwo kunye nemida yemali yombutho.
Ngokuseka isakhelo sokukhetha esicwangcisiweyo, amaqela emizi-mveliso anokunciphisa amabango okuthengisa aze asebenzise inethiwekhi yonxibelelwano ephucula ngokwenene ukhuseleko lwesiza.
Indlela amaqela okhuseleko, ubunjineli, kunye nokuthengwa kwempahla afanele ahambelane ngayo
Ulungelelwaniso oluhambelanayo lusisiseko senkqubo yokuthenga ephumelelayo. Amaqela okhuseleko kunye neMpilo, uKhuseleko, kunye nokusiNgqongileyo (HSE) kufuneka achaze iimfuno zokusebenza, ezinje ngesidingo sokusebenza ngaphandle kwezandla, ii-acoustic hoods kwiindawo zengxolo ze-110 dB, okanye ii-strobes ezibonakalayo kakhulu. I-metric yabo ephambili kukusebenza ngempumelelo kwempendulo yeziganeko.
Amaqela obunjineli kunye ne-IT kufuneka emva koko aqinisekise ezi mfuno ngokuchasene neziseko zesakhiwo. Ahlola ukuba inethiwekhi ingayixhasa na ithrafikhi ye-SIP, ukuba iiswitshi ze-PoE zinebhajethi yamandla eyaneleyo, kunye nendlela ezi zixhobo zintsha eziya kudibana ngayo ne-PBX ephakathi. Okokugqibela, amaqela okuthenga aqinisekisa ukuba abathengisi abakhethiweyo bayahlangabezana nezikhokelo zemali, bevavanya imiqathango yewaranti, amaxesha okukhokela, kunye neendleko zizonke zobunini ukuqinisekisa ixabiso eliphezulu.
Yeyiphi indlela yokukhetha enceda ukuthelekisa abathengisi nokuqinisekisa ukusebenza
Ukuze kuthelekiswe abathengisi ngendlela echanekileyo, imibutho kufuneka isebenzise isakhelo sokukhetha esinamanqanaba amaninzi.
Izinto ezibalulekileyo ekufuneka ziqwalaselwe
- Izigqibo ezibalulekileyo kunye nesizathu soNxibelelwano oluNgxamisekileyo
- Iinkcukacha, ukuthobela imithetho, kunye nokuhlolwa komngcipheko okufuneka kuqinisekiswe ngaphambi kokuba uzibophelele
- Amanyathelo alandelayo asebenzayo kunye nezilumkiso abafundi abanokuzisebenzisa ngoko nangoko
Imibuzo ebuzwa qho
Kutheni usebenzisa ifowuni yongxamiseko yemizi-mveliso endaweni yefowuni ephathwayo?
Iifowuni ezingxamisekileyo zoshishino zibonelela ngomgca osisigxina, ohlala ufumaneka, odla ngokudayela ngokuzenzekelayo ngaphantsi kwemizuzwana emi-5. Zisebenza ngcono nakwiindawo ezinengxolo, ezikude, okanye ezingenazo iisignali.
Zeziphi iisayithi ezifuna iifowuni zongxamiseko kakhulu?
Iindawo ezinobungozi obukhulu ezifana nemigodi, iindawo zokucocisa, amaqonga aselunxwemeni, iitonela, oololiwe, kunye nezityalo ezinkulu ziyanceda kakhulu, ingakumbi apho ingxolo, uthuli, ukungcangcazela, okanye umoya onobungozi unokuphazamisa unxibelelwano oluqhelekileyo.
Ingakanani i-IP rating ekufuneka ifowuni yangaphandle engxamisekileyo ibe nayo?
I-IP66 yeyona nto ifanelekileyo kwiindawo ezininzi zoshishino zangaphandle. Khetha i-IP67 ukuba iyunithi isenokujamelana nezikhukula, ukukhukuliswa ngamanzi, okanye ukuntywiliselwa okwethutyana.
Zifuneka nini iifowuni ezingxamisekileyo ezineziqinisekiso ze-ATEX okanye ze-IECEx?
Sebenzisa iimodeli ze-ATEX okanye ze-IECEx kwiindawo ezinokuqhuma okanye ezinokutsha, ezifana nezityalo ze-petrochemical, iindawo zegesi, okanye iindawo ezinobungozi bothuli. Isiqinisekiso kufuneka sihambelane nohlelo lweengozi lwendawo.
Ndingazifumana phi izisombululo zefowuni ezingxamisekileyo zoshishino ezivela eSiniwo?
Ungahlola izisombululo zonxibelelwano olungxamisekileyo lweSiniwo kunye nokhuseleko lwemizi-mveliso kwi-siniwo.com, kubandakanya iindlela zokwemba, iindawo ezingqongileyo ezinzima, kunye neemfuno zeprojekthi ezenziwe ngokwezifiso.
Ixesha leposi: Meyi-27-2026