Nigute wahitamo telefoni idashobora guturika ya ATEX ku nganda zikora imiti?

• Gushyira mu byiciro imiterere y'ahantu, itsinda rya gaze, n'itsinda ry'ubushyuhe bigena niba telefoni ya ATEX yemewe.
• Mu bimera bya shimi, kumva neza imvugo ni ingenzi kuruta ingano y'impeta gusa.
• Kurinda kwinjira, kurwanya ingese, n'uburyo bwo kuyishyiraho bigira ingaruka ku giciro cy'ubuzima bwose kimwe no ku cyemezo.
• Ku bagura imishinga, inyandiko, ibisigaye, no gukora neza bigabanya ibyago kurusha igiciro gito cyane mbere y'igihe.

Telefoni ya ATEX idaturikaGuhitamo uruganda rw’imiti bigomba gutangirira ku kubahiriza amategeko, hanyuma bikajya ku mikorere y’ijwi, kuramba, no gushyigikira ubuzima; ko itegeko ari ingenzi kuko telefoni zo mu gace gashobora guteza akaga ari ibikoresho by’umutekano, atari telefoni zigendanwa. Muri gahunda ya ATEX, ibikoresho bikunze gusuzumwa hakurikijwe imikoreshereze y’ahantu, itsinda ry’ibikoresho, n’igitekerezo cyo kurinda, mu gihe kugenzura umuriro w’amashanyarazi akenshi bihuzwa n’amahame nkaAmabwiriza 2014/34/EUn'igerageza cyangwa uburyo bwo gushyiraho ibikoresho nk'uko byagaragajwe n'inyandiko za IEC na ISO. Mu buryo bw'ingirakamaro, igikoresho cy'itumanaho kigomba gukoreshwa mu rusaku, mu gutigita, mu bushuhe, no mu kirere cyangiza, kuko guhamagara kwizerwa mu gihe cy'impanuka bishobora kuba ingenzi kuruta urupapuro rw'imiterere rutunganye. Kugira ngo ubone incamake yagutse y'ibikoresho, rebaibikoresho by'itumanaho mu nganda,terefone irinda guturika, kanditerefone zirinda ikirereikoreshwa mu bidukikije bikomeye.

Uburyo bwo guhitamo telefoni idaturika ya ATEX ku ruganda rukora imiti: tangira ukoresheje agace kangiza

Igipimo gikwiye cy’ahantu hashobora guteza akaga ni filter ya mbere, kuko telefoni ishobora gushyirwaho gusa iyo igitekerezo cyayo cyo kurinda gihuye n’uburyo urubuga rwayo rushyirwa mu byiciro.

Inganda zikora imiti akenshi ziba zifite ahantu hari imyuka ishobora gushya, umwuka, ibintu bishongesha, cyangwa ivumbi rishobora gushya, kandi telefoni igomba kuba ifite icyemezo cy’ibyago byihariye. Muri sisitemu ya ATEX, ahantu hashobora guteza akaga hagabanyijwemo uturere hashingiwe ku buryo umwuka utwika ushobora kuba n’igihe umara. Ibyo bivuze ko icyitegererezo gikwiriye ahantu hashobora guturika ....

Amatsinda ashinzwe gutanga amasoko agomba kugenzura buri gihe ibimenyetso byose, atari ikimenyetso cyoroshye cyo kwamamaza. Ikimenyetso kigomba kugaragaza itsinda ry'ibikoresho, icyiciro, ubwoko bw'ikirere, itsinda rya gazi, n'urwego rw'ubushyuhe. Mu Burayi, ibi si impapuro z'ubusa; ni ingenzi mu gushyiramo ibikoresho.

Ingingo y'ingenzi ni uburyo bwo gusuzuma icyiciro cya ATEX muriAmabwiriza 2014/34/EU, ibi bikaba ari byo bishingira ku guhitamo ibikoresho byo mu kirere giturika muri EU. Ku bibanza bikoresha ahantu hagaragara ivumbi,IECImikorere yo mu gace gashobora guteza akaga ikunze kwigishwa hamwe n’inyandiko za ATEX bityo amatsinda y’ubuhanga, kubungabunga no kubahiriza amategeko ahuzwa.

Telefoni ya ATEX idaturika ugereranyije na telefoni ikoresha ahantu hashobora guteza akaga: ni iki gihinduka mu by'ukuri?

Iryo jambo ntabwo rifite agaciro kurusha uburyo bwo kuririnda, kuko abaguzi bakunze kwitiranya telefoni ikomeye yo mu nganda na telefoni isanzwe iteje akaga.

Telefoni yo mu gace kangiza ni icyiciro cyagutse gikubiyemo telefoni iyo ari yo yose yagenewe ibidukikije biteje akaga, mu gihe telefoni ya ATEX idaturika igaragaza by’umwihariko ko ikurikiza gahunda y’ikirere cy’i Burayi giturika. Mu mvugo yo kugura, iri tandukaniro rishobora gukumira ikosa rihenze: telefoni yo hanze idaturika ishobora kurokoka ihura n’ibinyabutabire, ariko ishobora kuba idakwiye mu gace kabigenewe niba idafite icyemezo gikwiye.

Ku mbuga zikoresha imiti, telefoni igomba kandi gushyigikira ikoreshwa ry’ibikoresho birenze guhamagara bisanzwe. Abakoresha bashobora gukenera kuvugana n’ibyumba byo kugenzura, amatsinda yo kubungabunga, abatanga uruhushya, abatekinisiye bo mu kato, cyangwa abakozi bashinzwe ubutabazi bw’ibanze. Bityo, igikoresho kigomba gukora ahantu hatagaragara neza, hatagira urusaku rwinshi, kandi hagakoreshwa uturindantoki gusa, atari mu isuzuma rya laboratwari gusa.

Ku bidukikije bivanze, bifasha kugereranya igikoresho cy’ahantu hashobora guteza akaga n’ubwoko bwagutse bwaterefone zo mu ngandakandi ihohoterwa rishobora kurwanya cyane ihohoterwaterefone zirinda kwangiza, kuko ibimera bya shimi akenshi bigira uduce duto n'ututari duto ahantu hamwe.

Ni ibihe bipimo bya tekiniki by'ingenzi cyane muri telefoni y'itumanaho ry'uruganda rw'imiti

Imikorere y'amajwi, ubuziranenge bw'aho umuntu afungiye, n'uburyo bwo kuyibungabunga bigena niba telefoni ari ingirakamaro nyuma yo kuyishyiramo.

Ku bijyanye n'itumanaho ry'ibinyabutabire, abaguzi benshi bibanda cyane ku cyemezo cyo gukoresha neza no kudashyira imbere uburyo bwo gukoresha neza. Iryo ni ikosa, kuko igikoresho cyakira impapuro ariko nticyumvikane hejuru y'urusaku rw'imikorere kiba gifite intege nke mu mikorere. Mu nzego nyinshi z'imikorere, gusobanukirwa neza imvugo ni cyo gipimo nyacyo cy'intsinzi, cyane cyane hafi y'ipompo, compressors, blowers, n'imirongo yuzuza. Igishushanyo mbonera cy'itumanaho mu nganda gikunze gukurikiza amahame yo gutegura amajwi aho gukurikiza ikoranabuhanga ryo gukoresha terefone, aho gufata mikoro, ijwi risohoka, no kugenzura ijwi ry'uruhande byose bigira ingaruka ku bwiza bw'ihamagara.

Uburinzi bw'ubuso nabwo ni ingenzi. Telefoni ishyizwe hafi y'aside, ibintu bishongesha, ibitera umwuka, umwuka w'umwuka, cyangwa umwuka wuzuyemo umunyu ikenera ububiko n'ibikoresho bya keypad birwanya kwangirika. Mu by'ukuri, ibyuma 316 bya stainless steel, thermoplastics zakozwe mu buryo bwa tekiniki, cyangwa keypad zifunze akenshi bitoranywa bitewe n'imiterere y'aho byagaragaye n'uburyo bwo kubisukura.

Ku bijyanye n'imvugo z'ubushyuhe n'ubuziranenge, amakipe y'abahanga akunze kugenzura inyandiko zishingiye ku bipimo ngenderwaho nkaIbikoresho by'ibipimo bya ISOn'inyandiko zijyanye n'imiterere ya ATEX zitangwa hamwe n'igikoresho. Ku bushyuhe bwo hejuru no kugenzura umuriro mu bidukikije biteje akaga, imipaka nyayo yemewe igomba gusomwa hakurikijwe icyemezo cy'ibicuruzwa, ntabwo ari ukureba ibikoresho byo mu nzu gusa.

Uburyo bwo gusuzuma imikorere y'itumanaho ry'ibimera bikoresha imiti uretse icyemezo

Terefone igira agaciro gusa iyo ishobora gutanga ijambo risobanutse neza mu gihe uyikeneye cyane.

Mu ruganda rukora imiti, itumanaho rirananirwa kubera impamvu zifatika mbere yuko rinanirwa kubera impamvu zo kubahiriza amategeko. Urusaku rw'inyuma rutwikira imvugo, PPE igabanya kumva, inzogera zihiganwa kugira ngo zitabweho, kandi ibihe byihutirwa bigabanya igihe cyo gusubiza. Kubera iyo mpamvu, kumva neza imvugo bigomba gufatwa nk'ikintu cy'ingenzi mu kugura. Niba abakozi bashinzwe kubungabunga badashobora kumva nyir'uruhushya cyangwa icyumba cyo kugenzura kidasobanukiwe amabwiriza yo guhagarika, sisitemu y'itumanaho iba ikora nabi nubwo ibikoresho byaba byemewe.

Mu kugereranya moderi, abaguzi bagomba kubaza ibisobanuro birambuye ku bijyanye n'umuvuduko w'amajwi ya terefone, ubushobozi bwo kumenya mikoro, imiterere yo kurwanya urusaku, ndetse no guhuza n'imiterere y'uruganda mu guhamagara. Ibi ni ingenzi cyane aho umurongo ushobora guhuzwa na PBX, VoIP gateway, intercom yihutirwa, cyangwa sisitemu yo guhamagara mu nganda.

• Gerageza igikoresho ahantu hari urusaku rufatika, ntabwo ari mu biro bituje.
• Emeza ko uturindantoki tudatuma keypad ikora.
• Reba niba umugozi wa telefoni, uburyo bwo guhuza intoki, n'uburyo bwo kuvugana na telefoni bizakomeza gukoreshwa kenshi.
• Genzura ko kubungabunga bishobora gusimbura ibice bisanzwe byangiritse bitagabanyije imiterere y'aho hantu.

Kugira ngo habeho igipimo ngenderwaho cya tekiniki ku bijyanye no guhuza ibidukikije mu buryo bugoye, amatsinda menshi y’itumanaho mu nganda anasuzuma inyandiko zijyanye no gushyiraho no gucunga umutekano w’amashanyarazi zavuye muriNISTku bipimo rusange n'iby'ukuri, ndetse n'igihe inzira ya nyuma yo kwemeza ishingiye kuri ATEX. Ibyo bifasha amakipe ashinzwe gutanga amasoko kugumana amagambo amwe yerekeye uburyo bwo gupima, ubushobozi bwo kwihanganira ibintu, no gukurikirana ibintu.

Impamvu kurinda ingress no kurwanya ingese ari ingenzi kurusha ifoto ya kataloge

Ubusanzwe, kuba inyangamugayo mu ruganda rukora imiti bishingira ku bushuhe, ibisigazwa, no kwangirika aho kuba ikizamini cya mbere cyo guhamagara.

Abantu bakunze gutekereza ko igikoresho kidaturika kirinzwe neza na buri kintu cyose, ariko icyemezo cy’ikirere giturika si kimwe no kwirinda ibitero bya shimi. Terefone iri ahantu hakorerwa isuzuma ishobora guhura n’ubushuhe, amazi ashyushye, imirasire y’izuba yo hanze, n’ibintu bihumanya ikirere. Iyo ibikoresho biri mu gipangu bidakora neza, bifunga vuba kandi amabuto ntabe yizewe. Ibyo bituma habaho igihe cyo kudakora, gusura ibikorwa byinshi, kandi mu gihe kibi cyane bigatuma itumanaho ritagenda neza mu gihe cy’impanuka.

Uburinzi bw'inyongera bufasha mu kugaragaza ubushobozi bwo guhangana n'umukungugu n'amazi, ariko amatsinda y'inganda agomba gutekereza ku rwego rumwe rwimbitse. Ubudahangarwa bw'inkongi, kudahindagurika kwa UV, no kuramba kwa gasket bigira ingaruka ku kiguzi cy'ubuzima. Niyo mpamvu ahantu hakorerwa isuku cyane akenshi bakunda ibikoresho by'icyuma kitagira umugese cyangwa ibikoresho bya polymer byagenwe neza aho guhitamo plastike isanzwe yo mu biro.

Imbuga zigereranya ibikoresho byo mu gace gashobora guteza akaga n'ibikoresho byo hanze bikomeye nazo zigomba gusuzumatelefoni zihutirwanaindangururamajwi z'ingandagufata icyemezo niba ingamba z'itumanaho zikeneye guhamagara umuntu umwe umwe, gutanga amakuru yihutirwa ako kanya, cyangwa kumenyeshwa mu gace kose.

Urutonde rw'ibyo ATEX ihitamo kuri telefoni rugaragaza uburyo bwo gutumanaho n'ibikomoka ku bimera bikoresha imiti.

Urutonde rw'ibintu rukozwe mu buryo burambuye rugabanya amakosa mu bijyanye n'imiterere y'ibikoresho kandi rutuma byemezwa mu buryo bwihuse.

Uburyo bwiza bwo kugura si ugushyira ibicuruzwa imbere ahubwo ni ugushyiramo ibisabwa mbere. Tangira ugaragaza akarere, ubwoko bw'ikirere, aho byashyizwe, aho byateguriwe, n'umukozi ushinzwe kubungabunga. Hanyuma ugereranye ingero ukurikije ibipimo ngenderwaho. Ibi ni ingenzi cyane cyane mu mishinga aho EHS, ubwubatsi, amasoko, n'ibikorwa byose bifite ibyo byitezweho bitandukanye.

1. Emeza agace gashobora guteza akaga n'icyiciro cya ATEX gikenewe.
2. Genzura itsinda rya gazi n'itsinda ry'ubushyuhe ukurikije uko ahantu hashyirwa.
3. Hitamo ibikoresho bifunze bishingiye ku kwangirika, ku mazi asukuye, no ku mirasire y'izuba.
4. Reba imiterere yo gushyiraho inkuta, inkingi, cyangwa ishyirwa hamwe ry'urukuta.
5. Emeza inzira yo guhamagara, nka PBX, SIP, analog, cyangwa emergency relay logic.
6. Suzuma ibikoresho bisimbura ibindi, igihe cyo gusana, n'inyandiko zijyanye na serivisi.

Ku matsinda ashinzwe gutanga amasoko, telefoni nziza akenshi ni yo yoroshye kwandika no kubungabunga mu gihe cyose cy'ubuzima bw'umutungo. Niyo mpamvu ibitabo byo kuyishyiraho, gutangaza ko ijyanye n'uko ikora, n'uburyo ibice byayo biboneka bishobora kuba ingenzi kimwe na telefoni ubwayo.

Ni ibihe bipimo n'ibisabwa by'ingano abaguzi bagomba kugenzura

Amahame ngenderwaho agabanya ibintu bitazwi neza, cyane cyane iyo hari ba rwiyemezamirimo benshi babigizemo uruhare.

Abaguzi ba ATEX ntibagomba kwishingikiriza ku nteruro zidasobanutse neza nka "zikwiriye ahantu hashobora guteza akaga" batabanje gusoma dosiye igaragaza ibimenyetso n'ibijyanye n'ibikoresho. Ishingiro ry'amategeko agenga EU ni ryo shingiro risobanutse neza, ariko imishinga myinshi mpuzamahanga nayo ihuza ibyo bisabwa n'imikorere y'ubuhanga ishingiye kuri IEC. Kugira ngo igenzurwe, imibare y'ingenzi ni iyo igena aho igikoresho gishobora gukoreshwa n'uko gikoreshwa.

Ingero z'agaciro ka sima zirimo gushyira mu byiciro akarere ka 1 n'akarere ka 2, ubushyuhe bw'ubuso bwa T6 bwa 85 C, n'intego zo kurinda ingress za IP66 cyangwa IP67. Izo gaciro ni ingenzi kuko zihinduka mu byemezo byo gushyira ahantu, imbogamizi zo kubungabunga, n'ingaruka zo gutsindwa.

Iyo uruganda rushaka icyemezo gishingiye ku bimenyetso, rushobora kugereranya telefoni yatoranijwe n'inyandiko zikoreshwa mu buryo bujyanye n'amategeko ndetse n'inyandiko y'urwego rw'uruganda ubwayo. Aho niho kubahiriza amategeko biba icyemezo cy'imikorere aho kuba igikorwa cyo kwandika impapuro.

Ku birebana n'ibipimo ngenderwaho n'iby'ukuri, amakipe y'abahanga rimwe na rimwe agisha inamaNIST, mu gihe ibisobanuro by’iyemeza n’ibijyanye n’uko ibintu bihagaze bigenzurwa hakurikijwe inyandiko z’igikoresho n’inyandiko y’amabwiriza y’Umuryango w’Ubumwe bw’u Burayi iri kuriEUR-LexNiba uruganda rukoresha kandi itumanaho ryihutirwa cyangwa uburyo bwo kuburira abaturage, ubuyobozi bwagutse bwo ku rwego rwa sisitemu bushobora kugereranywa naISOn'umutungo wa IEC.

Uburyo inganda zikora imiti zigomba kugereranya ibikenewe mu gushyiraho no kubungabunga

Gushyira no kubungabunga akenshi bigena ikiguzi nyacyo cyo gutunga ikintu kurusha uko igiciro cyo kugura kigena.

Terefone yo mu gace gashobora guteza akaga igoye kuyishyiraho, igoye kuyigenzura, cyangwa igoye gusana izatwara amafaranga menshi uko igihe kigenda gihita. Inganda zikora imiti zikenera ibikoresho amatsinda ashinzwe kubungabunga ashobora kugenzura vuba, abahanga mu by'amashanyarazi bashobora gushyiraho nta gushidikanya, kandi ibikoresho bishobora gucuruzwa mu buryo buteganyijwe. Ibi ni ukuri cyane cyane ku mbuga zifite ba rwiyemezamirimo basimburana, akazi kenshi, cyangwa amategeko akaze yo gutanga uruhushya rwo gukora.

Mu gihe cyo guhitamo, baza niba telefoni ishobora gusuzumwa aho iri, niba ibice byo gufunga biboneka ukwabyo, kandi niba uwakoze porogaramu atanga ibishushanyo mbonera byo kuyishyiraho bifite ingano isobanutse neza n'ubuyobozi bw'insinga. Sisitemu ifatika igomba gushyigikira kubungabunga no gusana vuba nyuma y'ikosa.

• Hitamo ubwoko bufite aho bugaragara neza hamwe n'uburyo busanzwe bwo kwinjiza insinga.
• Reba niba igikoresho gishyigikira ibikorwa remezo bya telefoni by’uruganda bihari.
• Emeza ko ibisimbura gasket na keypad byanditse.
• Emeza igihe cyo kwishyura ibikoresho by'inyongera mbere yo kugura burundu.

Niba urubuga rwawe rushaka guhuza itumanaho mu turere twose, subiramo uburyo igikoresho cy’ahantu hateje akaga gihura n’ibindi byosesisitemu zo kuvugira mu ruhamen'imiterere y'itangazo. Ibyo bifasha kwirinda uruvange rw'ibikoresho bimwe bigorana kubungabunga.

Amakosa akunze kugaragara mu kugura telefoni idashobora guturika ya ATEX

Amakosa menshi yo kugura aturuka ku kwitiranya ubukana n'amategeko cyangwa gupfobya imiterere y'imikorere.

Ikosa rya mbere ni ukugura icyumba aho kugura icyago. Uruganda rw'imiti rufite ahantu hashyizwe mu byiciro n'ahatashyizwe mu byiciro, kandi igikoresho kigomba guhuza n'aho giherereye, ntabwo ari ikirango cy'inyubako. Ikosa rya kabiri ni ugufata telefoni zose zo hanze nk'izifite umutekano mu bice bishobora guteza akaga. Irya gatatu ni uguhitamo moderi isa neza ariko idafite ibice bya serivisi, inyandiko, cyangwa ibikoresho bikwiye byo kuyishyiraho.

Ikosa rya kane ni ukwirengagiza imyitwarire y'abakoresha. Iyo abakoresha bambaye uturindantoki, batwaye ibikoresho, cyangwa bakora mu gihe gito, igikoresho gifite uburyo bugoye bwo kugenzura kizarindwa. Ikosa rya gatanu ni ugusuzuma igikoresho kiri mu biro gusa. Gupima igikoresho mu murima ni ngombwa kuko urusaku, inzogera, n'imbogamizi z'imikorere bihindura uburambe burundu.

1. Ntugafate ko "inganda" bivuze kubahiriza amategeko ya ATEX.
2. Ntukirengagize icyiciro cy'ubushyuhe iyo ahantu hapfundikiye hari hafi y'aho ubushyuhe buturuka.
3. Ntugahitemo keypad cyangwa terefone igoye gusukura.
4. Ntugasimbuke gahunda y'ibice bisimbura ibindi.

Uburyo bwiza bwo gutumanaho ku bimera bikoresha imiti

Telefoni ikwiye iterwa n'akazi igomba gukora, ntabwo iterwa gusa n'aho yashyizwe.

Mu byumba byo kugenzura, icy'ingenzi gishobora kuba imikoranire n'umuyoboro w'itumanaho ry'inganda. Mu mirima y'ibigega, icy'ingenzi gishobora kuba ingese no kwirinda ikirere. Mu byumba byo gushyiramo ibikoresho, igikoresho gishobora gukenera guhamagara vuba no kumva neza. Mu bice byo gusohoka byihutirwa, koroshya no kubona ibintu ni ingenzi cyane. Iri tandukaniro ni ryo rituma icyitegererezo kimwe kidakunze guhuza buri gace mu buryo bw'imiti.

Ku baguzi benshi, ingamba nziza ni ugushyiraho uburyo busanzwe hakurikijwe imiterere: icyitegererezo kimwe cy’ahantu hashobora guteza akaga mu bice byashyizwe mu byiciro, icyitegererezo kimwe cy’ahantu hashobora kwitabwaho n’ikirere ariko hatashyizwe mu byiciro, n’igice kimwe cy’ubutabazi bw’ibanze mu bice byahuye n’impanuka. Ibyo bituma imyitozo yoroha kandi ibice bisimbura ibindi birushaho gucungwa neza.

Ibibazo Bikunze Kubazwa Ku bijyanye no Guhitamo Telefoni Zidaturika za ATEX

1. Ni iki cya mbere ugomba gusuzuma mbere yo kugura telefoni idashobora guturika ya ATEX?

Ikintu cya mbere ugomba kugenzura ni ugushyira mu byiciro imiterere y’ahantu hashobora guteza akaga, kuko telefoni igomba kuba ijyanye n’ingaruka z’ikirere cy’uru rubuga.

2. Ese telefoni ikomeye y’inganda ishobora kwikora neza ku ruganda rukora imiti?

Oya, kuko ubukana budahwanye n’amategeko ya ATEX, kandi agace gakomeye gashobora kutabuza umuriro gushya mu gace kabigenewe.

3. Ni iyihe ngero ya IP ikunze kwitezweho ku bikoresho by'itumanaho by'ibinyabutabire?

IP66 cyangwa IP67 ikunze kuba nziza aho ivumbi, imashini itera, cyangwa amazi yo gusukura ari bimwe mu bigize imikorere.

4. Kuki icyiciro cy'ubushyuhe ari ingenzi cyane?

Kubera ko ubuso bw'igikoresho bugomba kuguma munsi y'umurongo ntarengwa w'umuriro ku kirere gikikije gazi cyangwa ivumbi, kandi T6 igabanya ubushyuhe bw'ubuso kuri 85 selisiyusi.

5. Ese nkwiye guhitamo telefoni irusha izindi zose?

Si ngombwa, kuko kumva neza imvugo mu rusaku nyarwo ari ingenzi kurusha ingano y'impeta.

6. Ni izihe nyandiko nkwiye gusaba umucuruzi?

Saba gutangaza ko bihuye n'ibyo wasabye, ibisobanuro birambuye ku cyemezo, amabwiriza yo gushyiraho, uko akarere gahuye n'ibyo wasabye, n'amakuru ajyanye n'ibice by'ibikoresho.

7. Ese igikoresho kimwe cy'itumanaho gishobora gukwirakwira ahantu hose hakorerwa imiti?

Ubusanzwe si ko biri, kuko uturere twashyizwe mu byiciro, ahantu ho gukorera ibikorwa byo hanze, n'ahantu ho gutabara hakunze kuba hakenewe uburyo butandukanye bwo kwirinda no gukoresha neza.