CE620 444-620-000-011-A2-B500 babban abin haɓakawa ne, mai ƙarfi mai ƙarfi piezoelectric accelerometer tare da haɗaɗɗen kayan lantarki daga layin samfurin Vibro-meter® na Meggitt, wanda aka kera musamman don haɓakar haɓakar yanayi ta musamman tare da ingantaccen yanayin da ake buƙata. Dole ne a kama sigina mara ƙarfi tare da ƙaƙƙarfan ƙuduri. Wannan Ex-certified version, mai nuna azanci na 500 mV/g, an ƙera shi don shigarwa a wurare masu haɗari waɗanda aka ƙirƙira azaman Zone 0, 1, ko 2 (gas) da Zone 20, 21, ko 22 (ƙura), yana ba da kariya ta aminci (Ex ia) bisa ga ƙaƙƙarfan ƙa'idodin ƙasa da ƙasa. Na'urar firikwensin yana ba da siginar fitarwa na lantarki daidai gwargwado, tare da kewayon ± 16 g mai ƙarfi, yana mai da shi manufa don sa ido kan ƙananan girgizar ƙasa akan manyan, injunan sauri, daidaitaccen kayan aiki, da tsarin a cikin matatun mai, tsire-tsire masu sinadarai, tashoshin gas, da sauran wurare masu fashewa inda babban hankali ke da mahimmanci.
CE620 444-620-000-011-A2-B500 tana haɗa nau'in ji na piezoelectric tare da ginanniyar kayan lantarki (IEPE - Integrated Electronics Piezo Electric) wanda ke canza cajin da kashi ya haifar zuwa siginar ƙarancin ƙarfi. Ana watsa wannan siginar akan madaidaicin kebul mai kariya na waya 2, wanda a lokaci guda yana ba da ƙarfi ga firikwensin kuma yana ɗaukar siginar girgiza AC wanda aka ɗora akan wutar lantarki ta DC. Na'urar firikwensin yana buƙatar samar da wutar lantarki akai-akai (0.5 zuwa 8 mA) kuma yana aiki daga 18 zuwa 30 VDC wadata, yana mai da shi dacewa da yawancin tsarin sa ido na masana'antu. Haɗaɗɗen na'urorin lantarki an keɓe su daga shari'ar, suna tabbatar da kyakkyawan rigakafin amo da ingantaccen ƙarfin wutar lantarki, har ma a cikin mahalli mai hayaniya.
CE620 444-620-000-011-A2-B500 an ajiye shi a cikin wani katafaren akwati, bakin karfe wanda aka rufe da hermetically tare da ƙimar kariya ta IP67, yana ba da cikakkiyar kariya daga ƙura, ruwa, da sauran gurɓatattun abubuwa. Ƙaƙƙarfan ƙirar sa da zaɓuɓɓukan hawan ɗawainiya (tare da ɗorawa na adaftan don M8 × 1.25, M8 × 1, da zaren 1/4-28UNF) yana ba da damar shigarwa mai sauƙi akan kewayon kayan aikin. Firikwensin yana da nau'in haɗin nau'in 2-pin MIL-C/DTL-5015, wanda ke haɗuwa tare da majalissar igiyoyi iri-iri masu dacewa da wurare masu haɗari (tare da takaddun shaida da suka dace da ƙayyadaddun shinge na yanzu).
Sigar Ex (zaɓin A2) an ba da izini don aminci na ciki tare da rage yawan zafin jiki na -55 °C zuwa 115 °C, idan aka kwatanta da daidaitaccen sigar 140 °C babba, don saduwa da ƙayyadaddun yanayin zafi na hanyar kariyar Ex ia. Firikwensin yana ɗaukar takaddun shaida na ATEX (Baseefa 16 ATEX 0027 X) da IECEx (IECEx BAS 16.0030X) takaddun shaida don Ex ia IIC T4 Ga da Ex ia IIIC T135°C Da, yana sa ya dace don amfani da ƙungiyoyin iskar gas IIC (ciki har da hydrogen, acetylene) da ƙurar ƙura IIIC Tabbacin CCSAus na Arewacin Amurka yana nan yana jiran, yana tabbatar da yarda a nan gaba don shigarwa a cikin Amurka da Kanada.
Tare da amsawar mitar 2 Hz zuwa 10 kHz (± 5%) da mitar resonant na 18 kHz, CE620 444-620-000-011-A2-B500 yana ɗaukar duka ƙananan mitar mitoci da ƙarfin ƙarfin injin. Matsakaicin yanayin zafinsa shine ± 5 % akan kewayon -55 zuwa 115 °C, yana tabbatar da ingantaccen aiki a cikin matsanancin yanayin zafi. Mahimmancin 500 mV/g yana ba da babban fitarwa don ƙananan sigina masu girma idan aka kwatanta da nau'in 100 mV/g, yana mai da shi manufa don gano sauye-sauye masu sauƙi a cikin yanayin ɗawainiya, rashin daidaituwa, da haɓakaccen tsari a wurare masu haɗari.
Wannan gabatarwar samfurin yana ba da cikakken bayanin CE620 444-620-000-011-A2-B500, gami da mahimman fasalulluka, aikace-aikace, cikakkun ƙayyadaddun ƙayyadaddun fasaha a cikin nau'i na tebur, jagororin shigarwa, oda bayanai, da na'urorin haɗi. Dukkanin bayanan an samo su ne daga takardar bayanan Meggitt na hukuma (tsohuwar sigar CE620, 2020) kuma tana nuna himmar kamfanin don kyakkyawan aikin injiniya da aminci a cikin matsanancin yanayi.
Key Features da Fa'idodi
Ex Certified for Hazard Areas - An amince da CE620 444-620-000-011-A2-B500 don amfani a cikin yanayi mai yuwuwar fashewa tare da ATEX (Baseefa 16 ATEX 0027 X) da IECEx (IECEx BAS 3XrtIC 16.000) (yankin gas 0, 1, 2) da Ex ia IIIC T135°C Da (yankunan kura 20, 21, 22). Takaddun shaida na CCSAus yana jiran, yana tabbatar da yarda a nan gaba don shigarwa na Arewacin Amurka.
Babban Hankali don Ma'auni-Ƙananan Matsayi - Tare da hankali na 500 mV/g ± 5%, firikwensin yana ba da siginar fitarwa mai ƙarfi don ƙararrawar ƙararrawa (misali, lalacewa, haɓakar tsarin), rage buƙatar haɓakawa ta waje da haɓaka sigina-zuwa-haɓaka rabo. Wannan yana da mahimmanci musamman a wurare masu haɗari inda daidaiton aunawa ke da mahimmanci don gano kuskure da wuri.
Integrated Electronics (IEPE) - Gina-gine na caji-zuwa-ƙarfin wutar lantarki yana kawar da buƙatar ƙararrakin cajin waje, yana ba da ƙarancin ƙarfin ƙarfin ƙarfin ƙarfin ƙarfi wanda ya dace da daidaitattun tsarin sayan bayanai. Ƙwararren wayoyi 2 yana sauƙaƙa cabling kuma yana rage farashin shigarwa, yayin da shingen aminci na ciki yana tabbatar da amintaccen aiki a cikin abubuwan fashewa.
Limited Dynamic Range Optimised for Sensitivity – The dynamic range of ±16 g (for the 500 mV/g version) is perfectly matched to low‑amplitude monitoring applications, ensuring that the sensor operates within its linear range for most condition monitoring scenarios in hazardous areas, while providing excellent resolution.
Madalla da Amsar Mitar - Amsar da ta dace na ± 5% daga 2 Hz zuwa 10 kHz, haɗe tare da mitar resonant na ƙididdiga na 18 kHz, yana ba da damar ingantacciyar ma'auni na injinan jinkirin, injin turbin sauri, da girgizar akwatin gearbox.
Keɓaɓɓen Harka - Tushen firikwensin da shari'ar sun keɓe ta hanyar lantarki daga ƙasan siginar, suna hana madaukai na ƙasa da tabbatar da watsa sigina mai tsabta a cikin mahallin masana'antu masu hayaniya. Wannan fasalin yana da fa'ida musamman a cikin shigarwar Ex inda maki na ƙasa da yawa na iya kasancewa.
Faɗin Yanayin Zazzabi (Ex version) - CE620 444-620-000-011-A2-B500 yana aiki gabaɗaya daga -55 ° C zuwa 115 ° C, tare da ƙarancin zafin jiki - jawo hankalin hankali (± 5% yanayin yanayin zafi na yau da kullun), yana sa shi dacewa da yanayin yanayin sanyi.
Kariyar IP67 mai ƙarfi - Gidajen bakin ƙarfe da aka rufe da hermetically suna ba da cikakkiyar kariya daga ƙura, nutsar da ruwa, da ɗimbin gurɓataccen masana'antu, yana tabbatar da dogaro na dogon lokaci a cikin matsanancin yanayi.
Karancin Hayaniyar Wutar Lantarki - Ragowar hayaniyar lantarki shine kawai 0.1 MG (mafi girman), yana tabbatar da babban sigina-zuwa amo don ma'aunin ma'aunin girgiza ƙasa. Hankalin lantarki yana da ƙarancin ƙarancin 50 μg/gauss.
Kariyar Polarity Juya - Ana kiyaye firikwensin daga haɗin wutar lantarki na bazata, yana hana lalacewa yayin shigarwa ko kiyayewa.
Sauƙaƙan Haɗawa - Ana ba da su tare da ingantattun adaftan adaftan guda uku (M8 × 1.25, M8 × 1, da 1/4-28UNF), ana iya sanya firikwensin kai tsaye akan nau'ikan nau'ikan zaren ba tare da ƙarin adaftan ba. Zaren waje (1/4-28UNEF-2A ko 5/8-24UNEF-2A) yana tabbatar da haɗe-haɗe.
Daidaita Factory - Kowane naúrar an daidaita shi sosai a masana'anta; ba a buƙatar daidaitawa na gaba a ƙarƙashin amfani na yau da kullun, rage farashin kulawa.
Alamar CE da RoHS - CE620 444-620-000-011-A2-B500 ya dace da ƙa'idodin muhalli da aminci na Tarayyar Turai, yana tabbatar da karɓu a duniya.
Aikace-aikace
CE620 444-620-000-011-A2-B500 ya dace da kulawa da girgiza a cikin wurare masu haɗari (gas da ƙura masu fashewa) inda ake buƙatar babban hankali don ƙananan sigina, ciki har da:
Manyan Injinan Slow-Speed a wurare masu haɗari - Kula da bearings, mujallu, da girgizar tsarin akan manyan injina, injin samar da wutar lantarki, manyan ramukan injin injin iska, da akwatunan gear a cikin matatun mai, masana'antar sarrafa iskar gas, da dandamali na bakin teku inda iskar gas ke nan kuma matakan girgiza ba su da ƙarfi sosai.
Daidaitaccen Kayan Aiki a cikin Muhalli masu fashewa - Binciken jijjiga kayan aikin inji, sanduna, da injunan niƙa mai sauri a cikin sinadarai ko tsire-tsire na magunguna inda tururi mai narkewa ko ƙura mai ƙonewa ya kasance, don gano lalacewa na kayan aiki, rashin daidaituwa, da lahani a farkon matakai.
Kula da Lafiyar Tsarin Tsarin - Ma'auni na ƙananan rawar jiki akan gadoji, ginin tushe, da sifofi masu nauyi a cikin yankuna masu haɗari don tantance halaye masu ƙarfi da gano fashe gajiya.
Pumps da Compressors - Kula da ƙananan mitar bugun jini da ɗaukar lalacewa a cikin famfuna na centrifugal, damfara mai jujjuyawar, da bututun mai a cikin tashoshi na iskar gas da matatun inda hankali ke da mahimmanci.
Gwaji da aunawa a Ex Zones - Laboratory da gwajin filin don nazarin yanayin, amsa girgiza, da cancantar girgiza a cikin wurare masu haɗari inda babban fitarwa ke da fa'ida.
Marine da Offshore - Tsarin tuki, injinan bene, da famfunan kaya akan tankunan ruwa da tasoshin FPSO da ke aiki a cikin yankuna masu haɗari, inda ƙananan girgizar ƙasa dole ne a kama su da dogaro.
Ruwan sharar ruwa da Biogas - Kula da famfunan ruwa, masu busa, da masu haɗawa a cikin tsire-tsire na biogas da wuraren kula da ruwan datti inda methane ko hydrogen sulfide na iya kasancewa, kuma ƙananan sigina na nunin lalacewa da wuri.
Gabaɗaya Kula da Yanayin Masana'antu a Wurare Masu Haɗari - Duk wani injin jujjuya ko maimaituwa a cikin masana'antu, masana'antar wutar lantarki, da wuraren sarrafawa inda ƙananan sigina na girgizawa dole ne a gano su da aminci don kiyaye tsinkaya.
Cikakken Bayanin Sigar Tsaro na Cikin Gida (444-620-000-011-A2-B500)
CE620 444-620-000-011-A2-B500 shine Ex-certified bambance-bambancen na CE620 iyali, featuring wani babban ji na 500 mV/g da kuma rage yawan zafin jiki kewayon -55 °C zuwa 115 ° C (madaidaicin zaɓi) tare da matsakaicin matsakaicin iyaka. (Ex iya). An ƙera shi don saka idanu na gabaɗayan girgizar ƙasa a wurare masu haɗari inda iskar gas mai fashewa ko ƙura za ta iya kasancewa kuma inda dole ne a kama sigina mara ƙarfi daidai. An gina firikwensin a kusa da nau'in ji na piezoelectric wanda ke haifar da cajin lantarki daidai da hanzari. Kunshin na'urorin lantarki da aka haɗa, wanda aka ajiye a cikin kwandon firikwensin, yana canza wannan cajin zuwa siginar ƙarancin ƙarfin ƙarfi, wanda ake watsa shi akan kebul mai kariya biyu.
Fitar da firikwensin siginar lantarki ne wanda ya ƙunshi ƙarfin wutar lantarki na DC (mai ƙima 12 V) da ɓangaren girgizar AC da aka sanya akansa. Wutar lantarki na son zuciya yana ba da matakin tunani kuma yana ƙarfafa na'urorin lantarki na ciki. Na'urar firikwensin yana buƙatar ƙarfin wutar lantarki na yau da kullun na waje (IEPE kwandishan) wanda ke ba da tushen yanzu tsakanin 0.5 da 8 mA (yawanci 2 zuwa 4 mA) da ƙarfin wutar lantarki na DC na 18 zuwa 30 V. An haɗa tushen yanzu a cikin jerin tare da layin siginar, kuma ana auna siginar girgiza AC a cikin juzu'i mai ɗaukar nauyi a cikin tsarin kulawa, yawanci cirewa bangaren AC wucewa ta hanyar babban.
Don shigarwar Ex ia, dole ne a haɗa firikwensin ta hanyar ingantaccen shinge mai aminci na ciki ko naúrar keɓewar galvanic wanda ke iyakance ƙarfin lantarki, halin yanzu, da kuzari zuwa matakan da ba za su iya kunna yanayin fashewar ba. Dole ne shingen ya bi sigogi da aka kayyade a cikin takardar shaidar Ex (Baseefa 16 ATEX 0027 X da IECEx BAS 16.0030X). An tsara firikwensin kanta tare da kariya ta ciki don tabbatar da cewa a ƙarƙashin yanayi mara kyau, makamashi ya kasance ƙasa da madaidaicin ƙonewa.
Ƙirar da aka keɓe ta ƙasa tana tabbatar da cewa baturin firikwensin da tushe mai hawa sun keɓe ta hanyar lantarki daga ƙasan sigina. Wannan yana da mahimmanci a cikin saitunan masana'antu inda maki na ƙasa da yawa zasu iya ƙirƙirar madaukai na ƙasa, haifar da kurakuran aunawa da hayaniya. Keɓewar kuma yana ba da damar saka firikwensin kai tsaye akan sifofin ƙarfe na ƙasa ba tare da shafar ingancin siginar ba.
Gine-ginen injinan yana fasalta mahalli na bakin ƙarfe wanda ke ba da kariya ta IP67 daga ƙura, nutsar da ruwa, da lalata. Mai haɗa firikwensin firikwensin, nau'in MIL‑C/DTL-5015 mai madauwari 2-pin, wanda ke ba da amintaccen, mai jure girgiza don haɗin kebul. Don Ex aikace-aikace, dole ne a zaɓi majalissar kebul daga waɗanda ke kiyaye amincin aminci na ciki - yawanci waɗanda ke da madaidaicin ƙarfin kebul da sigogin inductance, kuma sau da yawa tare da overbraid na ƙarfe ko bututun kariya don hana lalacewar inji.
The hawa dubawa zaren waje ne - ko dai 1/4-28UNEF-2A ko 5/8-24UNEF-2A, dangane da takamaiman sigar. Adaftan adaftan da aka kawo suna ba da damar yin juzu'i zuwa zaren awo gama gari (M8 × 1.25 da M8 × 1) da kuma 1/4-28UNF na masarauta, suna ba da sassauci don hawa akan saman injin daban-daban. An ƙera na'urar firikwensin don hawa kai tsaye zuwa saman injin ta amfani da ingarma, tare da madaidaicin juzu'i don tabbatar da haɗin kai daidai da amsa mai girma.
CE620 444-620-000-011-A2-B500 masana'anta ce-calibrated a mitar tunani (yawanci 100 Hz) da amplitude, tare da tabbatar da hankali ya kasance tsakanin ± 5 % na 500 mV/g mara kyau. Ana yin gyare-gyaren ta amfani da sanannen ma'aunin hanzari, kuma ba a buƙatar ƙarin daidaitawa yayin rayuwar firikwensin ƙarƙashin yanayin aiki na yau da kullun. Koyaya, tabbatarwa lokaci-lokaci (misali, kowane shekaru 2-5) ana ba da shawarar don aikace-aikacen da suka shafi aminci mai mahimmanci.
An bambanta sigar Ex (A2) daga daidaitaccen sigar (A1) ta rage girman iyakar zafinta (115 ° C maimakon 140 ° C) da takaddun shaida na aminci na ciki. Firikwensin yana ɗaukar takaddun shaida na ATEX da IECEx don yanayin gas da ƙura, yana rufe mafi tsananin ƙungiyar iskar gas IIC (hydrogen, acetylene) da ƙungiyar ƙura ta IIIC (ƙura mai ɗaukar nauyi). Matsayin zafin jiki T4 (135 ° C) yana tabbatar da cewa zafin jiki na firikwensin bai wuce 135 ° C a ƙarƙashin yanayi na al'ada ko kuskure ba, yana sa ya dace da yanayin zafi mai zafi sama da 135 ° C.
Babban azancin 500 mV/g yana da fa'ida musamman a wurare masu haɗari inda ƙananan girgizar girgizar ƙasa (misali, lahani, haɓakar tsari) dole ne a gano shi da wuri don hana gazawar bala'i. Matsakaicin tsayin daka na ± 16 g yana tabbatar da aikin layi don mafi yawan yanayin yanayin sa ido, yayin da siginar fitarwa mai ƙarfi yana rage buƙatar ƙarin haɓakawa kuma yana haɓaka daidaiton aunawa. Karancin amo na firikwensin da ingantaccen rigakafi na lantarki yana ƙara haɓaka aikin sa a cikin mahalli masu hayaniya irin na tsire-tsire na masana'antu.
Takaddun shaida na CCSAus ta Arewacin Amurka yana jiran kamar yadda aka sake fasalin takardar bayanan, amma ana tsammanin ƙirar zata cika buƙatun Class I, Division 1, Groups A‑D, da Class II, Division 1, Groups E‑G, kazalika da Class I, Zone 0, AEx ia IIC T4 Ga. Masu amfani yakamata su duba sabon rajistar samfurin Ex samfur (PL1‑te).
Ka'idojin Shigarwa da Haɗawa
Shigarwa mai kyau yana da mahimmanci don cimma ƙayyadaddun aikin da kiyaye takaddun shaida na CE620 444-620-000-011-A2-B500. Jagororin masu zuwa sun dogara ne akan shawarwarin shawarwarin Meggitt da buƙatun takaddun takaddun Ex:
Mounting Surface Preparation – The mounting surface should be flat, smooth, and clean. Duk wani burbushi, fenti, ko lalata dole ne a cire su don tabbatar da cikakkiyar hulɗa tsakanin tushen firikwensin (ko ingarma adaftan) da saman injin. Ana ba da shawarar ƙarewar 1.6 µm (63 µin) ko mafi kyau don mafi kyawun mayar da martani mai girma.
Zaɓin Adaftar Stud - Ana ba da firikwensin tare da ingantattun adaftan guda uku: M8 × 1.25 ɗaya, M8 × 1 ɗaya, da ɗaya 1/4-28UNF. Zaɓi ingarma wanda yayi daidai da ramin zaren da ke cikin injin ko shingen hawa. Idan amfani da wani zaren daban, ana samun adaftan hawa na zaɓi (misali, MA122 tare da zaren M6).
Aikace-aikacen Torque - Maƙala zaɓaɓɓen ingarma a cikin tushe na firikwensin (ta amfani da 1/4-28UNEF-2A ko 5/8-24UNEF-2A zaren) kuma ƙara matsawa zuwa ƙarfin da aka ba da shawarar (yawanci 7-10 N·m don ingarma, ko kamar yadda aka ƙayyade a cikin takardar bayanan na'urorin haɗi). Sa'an nan kuma hau firikwensin da aka haɗa akan saman injin, yin amfani da ƙarfin da ya dace don zaren injin (misali, 15-20 N·m don M8). Kar a wuce gona da iri, saboda wannan na iya lalata zaren ko mahalli na firikwensin.
Gabatarwa da Daidaitawa - Firikwensin yana da hankali tare da babban axis (alama a kan gidaje). Daidaita firikwensin kamar yadda babban axis ya zo daidai da alkiblar girgizar da za a auna (axial, radial, ko tangential). Koma zuwa littafin shigarwa don cikakkun zane-zane na daidaitawa.
Cable Routing da Connector – Ex Requirements – Na’urar firikwensin tana amfani da nau’in haɗin nau’in MIL-C/DTL-5015 2-pin. Don shigarwa na Ex ia, dole ne a zaɓi haɗin kebul daga waɗanda aka ba da izini don amfani da firikwensin (misali, EC318 tare da kebul na RADOX® ko EC319 tare da kariya mai kariya). Dole ne a kori kebul ɗin tare da ƙaramin lanƙwasa radius don guje wa damuwa da lalacewar ciki. Dole ne garkuwar kebul ɗin ta kasance ƙasa a gefe ɗaya (yawanci a sashin kulawa) don guje wa tsangwama na lantarki, amma dole ne a kula don ƙirƙirar madaukai na ƙasa. Duk igiyoyin igiya da akwatunan haɗin gwiwa a cikin wuri mai haɗari dole ne a ƙetare takaddun shaida kuma a shigar dasu bisa ga ƙa'idodin gida.
Haɗin Wutar Lantarki - Tsaro na Cikin Gida - Dole ne a haɗa firikwensin ta hanyar shingen aminci mai aminci da aka amince da shi ko naúrar keɓewar galvanic (misali, GSI127) wanda ke iyakance ƙarfin lantarki, halin yanzu, da ƙarfi zuwa ƙimar da aka ƙayyade a cikin takardar shaidar Ex (Baseefa 16 ATEX 0027 X / IECEx BAS 16.0030X). Dole ne shingen ya kasance a wuri mai aminci ko kuma a ba da izini don shigarwa a cikin wuri mai haɗari. Wutar lantarki dole ne ya kasance tsakanin 18 zuwa 30 VDC, kuma na yanzu dole ne ya kasance tsakanin 0.5 da 8 mA. Ana auna siginar azaman wutar lantarki ta AC akan matakin son zuciya (yawanci 12 V) ta hanyar ma'auni mai yankewa a cikin tsarin kulawa. Tabbatar cewa tsarin sa ido yana samar da madaidaicin tacewa mai tsayi (yawanci tare da mitar yankewa na 0.5 zuwa 1 Hz don takamaiman martanin firikwensin). Iyakar kebul da inductance dole ne su kasance cikin iyakoki da aka halatta don gujewa kunna wuta.
Grounding - Tushen firikwensin ya keɓance daga ƙasan siginar, don haka saman hawa na iya kasancewa a kowane yuwuwar ba tare da shafar siginar ba. Koyaya, garkuwar kebul yakamata ta kasance ƙasa a gefe ɗaya (yawanci a tsarin kulawa) don rage tsangwama na lantarki. Bi ƙa'idodin ƙasa da aka ba da shawarar a cikin littafin shigarwa na tsarin da buƙatun takardar shedar Ex.
La'akari da thermal - Ex Zazzabi Class - An ƙididdige firikwensin don ci gaba da aiki har zuwa 115 ° C, wanda ke tabbatar da yanayin zafin jiki bai wuce ƙimar T4 (135 ° C) ko da a ƙarƙashin yanayin kuskure ba. Idan saman hawa ya wuce 115 ° C, yi amfani da adaftan da ke hana zafi ko sanya firikwensin nesa da sandar tsawo. Hakanan dole ne a ƙididdige mai haɗawa da kebul don yanayin zafin da ake sa ran; don babban zafin jiki Ex aikace-aikace, yi amfani da igiyoyi masu dacewa da rufi (misali, RADOX® 125 ko overbraid na ƙarfe).
Kariya daga Lalacewar Jiki - A cikin yanayi mai tsauri, kare firikwensin da kebul daga tasiri, ɓarna, da harin sinadarai. Yi amfani da murfin kariya ko magudanar ruwa idan ya cancanta. Ƙimar IP67 tana tabbatar da firikwensin yana da ƙura kuma yana da kariya daga nutsewar ruwa, amma har yanzu ana ba da shawarar kariya ta inji.
Kariyar Wuri Mai Haɗari - Dole ne ƙwararrun ma'aikatan da aka horar da su su aiwatar da shigarwa. Duk wayoyi, igiyoyin igiya, da akwatunan mahaɗa dole ne su bi ƙa'idodin gida da ƙa'idodin Ex. Dole ne a kiyaye firikwensin firikwensin da igiyoyin da ke da alaƙa daga lalacewar injina da harin sinadarai. Dubawa da kulawa akai-akai kamar yadda tsarin aminci na shuka ya zama tilas. Takaddun shaida na Ex ya ƙunshi sharuɗɗa na musamman don amintaccen amfani (misali, dole ne a yi amfani da firikwensin tare da ingantaccen shamaki, kuma dole ne a kiyaye kebul ɗin don guje wa damuwa).
Gudanarwa - Kafin ƙarfafawa, tabbatar da cewa duk haɗin kai daidai ne, an shigar da shingen Ex da kyau, kuma hanyar haɗin kebul ba ta sa mai haɗawa zuwa matsanancin nauyi ba. Yi gwajin aiki ta amfani da sanannen tushen jijjiga don tabbatar da hankali da fitarwa na halin yanzu (voltage na son zuciya). Yi rikodin ƙarfin lantarki na son zuciya da matakan sigina don tunani na gaba.
Gudanarwa da Tabbatarwa
Bayan shigarwa, CE620 444-620-000-011-A2-B500 ya kamata a tabbatar da shi ta amfani da sanannen tushen jijjiga (misali, abin girgiza mai ɗaukar hoto ko na'urar accelerometer) ko ta hanyar kwatanta da sanannen firikwensin firikwensin. Ya kamata a auna ƙarfin wutar lantarki don tabbatar da cewa yana da kusan 12 V (a cikin ± 1 V). Ya kamata a duba siginar AC don dacewa da dacewa; sanannen matakin hanzari (misali, 1 g a 80 Hz) yakamata ya samar da abin da ake sa ran (500 mV/g). Hakanan tabbatar da cewa siginar ta kuɓuta daga hayaniyar da ta wuce kima kuma ƙarancin mitar ya dace da ma'aunin da aka yi niyya. A cikin shigarwar Ex, tabbatar da cewa shingen yana aiki cikin ƙayyadaddun sigoginsa. Don saka idanu na dogon lokaci, ana ba da shawarar duba tsarin yau da kullun yayin kiyayewa na yau da kullun.
Na'urorin haɗi
Akwai kewayon na'urorin haɗi don dacewa da CE620 444-620-000-011-A2-B500, tare da takamaiman kulawa ga kebul da shinge masu jituwa:
ITEM |
TYPE |
BAYANI |
LAMBAR KASHI (PNR) |
Taro na Kebul (2-pin MIL-C/DTL-5015) - Don Ex amfani, zaɓi igiyoyi waɗanda ke kiyaye aminci na ciki kuma sun dace da wuri mai haɗari. |
Saukewa: EC318 |
Daidaitaccen sigar da kebul na RADOX® 125 2-waya (ya dace da Ex tare da shingen da ya dace) |
922-318-000-002 |
|
Saukewa: EC318 |
Daidaitaccen sigar da kebul na RADOX® 125 da bututun kariya |
922-318-000-403 |
|
Saukewa: EC319 |
Siga mai kariya da kebul na RADOX® 125 |
922-319-000-002 |
|
Saukewa: EC319 |
Siga mai kariya tare da kebul na RADOX® 125 da bututun kariya (leaktight) |
922-319-000-103 |
|
EC602, EC612 kuma akwai amma don wuraren da ba Ex ko ƙasa da buƙatu ba; don Ex, tuntuɓi Meggitt don nau'ikan kebul ɗin da aka yarda |
|
|
Adaftar Studs (an kawota) |
- |
M8×1.25, M8×1, da 1/4-28UNF (daya kowanne) |
Kunshe |
Masu Haɗawa (na zaɓi) |
MA122_012 |
1/4-28UNF‑2A zuwa M6, tare da tushe mai tushe |
809-122-000-012 |
|
MA122_021 |
1/4-28UNF-2A zuwa M6, tare da conic tushe (insulating insulating) |
809-122-000-021 |
Ƙungiyoyin Rabuwar Galvanic |
Saukewa: GSI127 |
Yana ba da keɓewar galvanic da shingen tsaro na ciki don shigarwar Ex ia; dole ne a yi amfani da wannan firikwensin a wurare masu haɗari |
Koma zuwa raba takardar bayanai |
Lura: Dole ne a ƙayyade tsayin kebul yayin yin odar kowane taron na USB. Don shigarwar Ex, tabbatar da haɗa haɗin kebul da mai haɗin kebul don yanki mai haɗari da aka yi niyya kuma jimlar madaidaicin madauki (ikon, inductance) ya kasance cikin iyakokin da aka kayyade a cikin takardar shaidar Ex. An ba da shawarar shamakin GSI127 don aikace-aikacen Ex ia don samar da amintaccen rabuwa.
Rushewa da Yarda da Muhalli
A ƙarshen rayuwar sabis ɗin, CE620 444-620-000-011-A2-B500 dole ne a zubar da shi daidai da ƙa'idodin muhalli na gida. Firikwensin ya ƙunshi bakin karfe, kayan lantarki, da kayan piezoelectric. A cikin Tarayyar Turai, Dokar Waste Electrical and Electronic Equipment (WEEE) tana aiki - tara daban da sake amfani da su wajibi ne. Meggitt yana goyan bayan zubar da haƙƙin muhalli kuma yana iya ba da jagora akan tashoshi na sake amfani da su.
