CA280 144-280-000-125 Meggitt Piezoelectric Accelerometer

CA280 144-280-000-125 babban madaidaicin piezoelectric accelerometer tare da kebul na haɗin mita 6 daga layin samfurin Meggitt Vibro-Meter. Wannan samfurin yana cikin sigar kebul mai nisa mai nisa da aka gabatar a farkon matakan CA280 (kimanin 2015 da baya). Ya zo daidaitaccen amo mai ƙarancin mita 6, kebul ɗin murɗaɗɗen garkuwa (nau'in K205), tare da kebul ɗin da aka kiyaye shi ta waje ta wani bututun bakin karfe mai sassauƙa wanda aka yi masa walda a jikin firikwensin, yana samar da haɗin haɗin gwiwa gaba ɗaya. Wannan ƙira ta sa ya dace musamman ga aikace-aikace inda nisa tsakanin wurin shigarwa na firikwensin da na'urar sanyaya sigina ko majalisar sa ido yana da girma, yana kawar da buƙatar masu haɗin kai da haɓaka amincin watsa sigina da amincin rufewa.

144-280-000-125 ta gaji ainihin fasaha na jerin CA280-daidaitaccen yanayin shear piezoelectric sensing element, insulation na ciki, da fitarwa na bambance-bambancen - yadda ya kamata yana murkushe tsangwama na madauki na ƙasa da kuma tabbatar da ingancin sigina. Cikakken welded AISI 316L baturin bakin karfe yana ba da kyakkyawan juriya na lalata da ƙarfin injina, yana ba da damar aiki barga a cikin matsanancin zafin jiki na -60 ° C zuwa +260 ° C. Ya sami takaddun shaida na tabbatar da fashewar ƙasa da yawa da suka haɗa da ATEX, IECEx, da cCSAus, ba da izinin amfani da aminci a cikin yuwuwar fashewar iskar gas kamar Zone 0, 1, da 2.

A matsayin farkon sigar kebul mai nisa mai nisa na jerin CA280, 144-280-000-125 an yi amfani da shi sosai a cikin manyan injinan jujjuya, wuraren saka idanu na nesa, da aikace-aikacen da ke buƙatar tuƙi na kebul a cikin iyakokin yanki masu haɗari, yin aiki azaman abin dogaro mai zaɓin zaɓi don tsarin tsarin da ke akwai da takamaiman buƙatun aiki.

---

II. Key Features da Fa'idodi

1. Kyakkyawan Ayyukan Aunawa

• Babban Hankali (100 pC/g): Iya iya ɗaukar daidai gwargwado da rawar jiki ƙasa da 0.01 g, wanda ya dace da injunan injuna da bincike na tsari.

• Amsa Mita Faɗin (0.5 Hz zuwa 6000 Hz): Yana rufe mitar girgizar mafi yawan injinan jujjuyawar yayin ba da damar ingantacciyar ma'auni na duka ƙanana da manyan mitoci.

• Ƙananan Matsakaicin Matsala (≤3%) : Yana tabbatar da aunawa da farko tare da axis, yana rage tsangwama daga girgizar da ke juyawa.

• Low Base Strain Sensitivity (typical 0.8×10⁻³ g/με) : Effectively isolates the influence of mounting surface strain on measurement results.

2. Haɗaɗɗen Gina Mai Nisa

• 6-Meter Integrally Welded Cable Assembly: Kebul ɗin yana waldawa zuwa firikwensin ta hanyar bututun ƙarfe na bakin karfe, yana hana shigar da danshi da iskar gas mai lalata, dace da yanayin masana'antu masu tsauri.

• Babu Masu Haɗin Matsakaici da ake buƙata: Tsawon mita 6 za a iya tura shi kai tsaye daga firikwensin zuwa majalisar sa ido ko akwatin haɗin gwiwa, rage yuwuwar gazawar maki da inganta amincin tsarin.

• Cikakken Welded AISI 316L Bakin Karfe Case: Yana ba da kyakkyawan juriya na lalata da ƙarfin injina tare da babban matakin kariya.

• Rufin Case na ciki: Firikwensin yana iyo ta hanyar lantarki dangane da shari'ar, yana guje wa madaukai na ƙasa da haɓaka amincin sigina.

• Faɗin Yanayin Zazzabi (-60°C zuwa +260°C): Zai iya jure matsanancin yanayin zafi, wanda ya dace da turbomachinery mai zafin jiki da ƙananan yanayin zafi.

• Resistance Shock (<1000 g): Mai iya jurewa girgizar injina na bazata, yana tabbatar da rayuwar firikwensin a cikin matsanancin yanayin aiki.

3. Takaddun Takaddun Takaddun Fashe na Ƙasashen Duniya

• Takaddun shaida da yawa da suka haɗa da ATEX, IECEx, cCSAus, EAC: Ya dace da yuwuwar yanayi mai fashewa, gami da Yanki 0, 1, da mahallin gas 2.

• Safety na ciki Ex ia da Non-Sparking Ex nA: Hanyoyin kariya daban-daban akwai dangane da buƙatun aikace-aikacen, tabbatar da aiki mai aminci. An riga an haɗa tsayin da sigogin ƙarfin ƙarfin haɗin kebul a cikin iyakokin takaddun shaida na Ex, ba tare da buƙatar ƙarin lissafi ta mai amfani ba.

4. Sauƙaƙan Shigarwa da Haɗi

• ARINC 554 Daidaitaccen Haɗawa: Kafaffen ta amfani da sukurori na M4 guda uku tare da jujjuyawar motsi na 4 N·m, babu buƙatar murfin lantarki na farfajiyar hawa.

• 6-Mita Integral Cable da aka riga aka shigar: Factory-welded 6-mita K205 ƙananan amo na USB tare da jagorar tashi a ƙarshen, sauƙaƙe haɗin kai tsaye zuwa na'urorin sigina ko tsarin kulawa.

• Dace da Kulawa Daga Nisa: Tsawon mita 6 ya isa ya rufe nisa daga firikwensin zuwa saka idanu a yawancin wuraren masana'antu, rage yawan aikin wayar da kan yanar gizo.

5. Ba a Buƙatar Matsala ta gaba

• Daidaitawar Factory Dynamic Calibration: Kowane firikwensin ana daidaita shi a 120 Hz, 5 g ganiya, 23°C, tare da juriya na ± 5%. Babu gyare-gyare na lokaci-lokaci da ya zama dole.

  
  

---

III. Aikace-aikace na yau da kullun

Yin amfani da ƙirar kebul mai nisa mai nisa na mita 6, babban azanci, kewayon zafin jiki, da halayen tabbataccen fashewa, CA280 144-280-000-125 ana amfani da shi da farko a cikin yanayin yanayi masu zuwa:

• Manyan Juyawa Injin Kula da Jijjiga: Irin su manyan raka'a-jannata a masana'antar wutar lantarki, injin turbin gas, compressors, inda wurin shigar firikwensin ya yi nisa (mita 3-6) daga majalisar sa ido.

• Masana'antar Petrochemical: Kula da girgizar kan layi a wurare masu haɗari, tare da na'urori masu auna firikwensin da aka sanya akan kayan aiki da ɗakunan ajiya waɗanda ke cikin wurare masu aminci ko a kan iyakoki; Kebul na mita 6 na iya ketare iyakokin yanki kai tsaye.

• Wuraren Kulawa Mai Nisa: Kamar manyan magoya baya, tashoshi masu yin famfo, kayan aikin jigilar kaya, inda wuraren firikwensin ke tarwatse kuma suna buƙatar igiyoyi masu tsayi da za a tura su kai tsaye zuwa wuraren sa ido na tsakiya.

• Kayan Gwajin Aerospace: Kwayoyin gwajin injin, na'urorin gwaji na tsari, inda nisa tsakanin na'urori masu auna firikwensin da tsarin sayan bayanai ke da mahimmanci.

• Tsare-tsare Tsare-tsare: Maye gurbin sashe na kayan aiki don sigar 125 da aka shigar da wuri don tabbatar da daidaiton tsarin.

• Matsanancin Muhalli na Kulawa: Kulawa na dogon lokaci na rawar jiki a ƙarƙashin babban zafin jiki / ƙarancin zafi, zafi mai zafi, da gurɓataccen yanayi; kebul na haɗin gwiwa yana tabbatar da amincin rufewa.

  
  

---

IV. Ƙa'idar Aiki da Haɗin Tsarin

1. Ka'idar Aiki

CA280 tana aiki akan ƙa'idar yanayin juzu'i na piezoelectric: yawan girgizar ƙasa na ciki yana amfani da ƙarfi mai ƙarfi zuwa ɓangaren piezoelectric a ƙarƙashin haɓakawa, yana haifar da siginar caji daidai da haɓakawa. Sakamakon fitowar banbanta da kuma rufin ciki, wannan siginar caji yana bayyana azaman yuwuwar bambanci tsakanin fil biyu, yadda ya kamata yana murkushe tsangwama na gama gari. A cikin sigar kebul na haɗin kai, kebul ɗin ƙaramar ƙaramar ƙarar K205 yana watsa siginar cajin banbanta daga firikwensin zuwa na'urar siginar siginar waje, kuma garkuwar kebul na ƙara danne tsangwama na lantarki. Tsawon kebul na mita 6 ya dace da yanayin yanayi inda nisa tsakanin firikwensin firikwensin da majalisar sa ido ya yi girma sosai.

2. Bukatun Sanya Sigina

Kamar yadda CA280 ke fitar da siginar caji mai ƙarfi, dole ne a haɗa shi zuwa mai sauya caji na waje (kamar Meggitt's IPC70x series conditioners) ko tsarin sa ido tare da shigarwar caji. Mai canza caji yana canza siginar caji zuwa siginar ƙarancin ƙarfin ƙarfi kuma yana iya samar da ayyuka kamar haɗawa da tacewa, sauƙaƙe sayan bayanai da bincike na gaba. Don sigar haɗin kebul na mita 6, an riga an haɗa ƙarfin ƙarfin kebul a cikin jimlar nauyin (kimanin 9200 pF). Lokacin zabar mai sauya caji, tabbatar da ƙarfin shigarsa da saitunan ribar sun dace da wannan tsawon na USB. Meggitt's IPC70x jerin an ƙera shi don tallafawa watsawar kebul mai tsayi kuma ana iya daidaita shi kai tsaye.

3. Mabuɗin Haɗin Tsarin Tsarin

• Hanyar Kebul da Gyara: Kebul na mita 6 yana da tsayi; tsara hanyar da za a bi a hankali don guje wa haɗuwa da saman zafi mai zafi ko sassa masu motsi. Ana ba da shawarar tabbatar da kebul ɗin ta amfani da matsi kowane 300-500 mm don hana gajiyawar girgiza. Kodayake bututun bakin karfe da aka yi masa waƙa yana da ƙarfi, lankwasawa da yawa (<60mm radius) na iya lalata kebul na ciki.

• Iyakokin Wurin Ketare: Idan firikwensin yana cikin wuri mai haɗari (Zone 0/1) kuma majalisar sa ido tana cikin wani wuri mai aminci, yi amfani da ginshiƙan igiyoyin igiyar wuta da aka amince da su lokacin da kebul ɗin ke wucewa ta kan iyaka don kiyaye amincin tabbacin fashewa. Takaddun shaida na Ex na haɗin kebul yana la'akari da sigogi na kebul, amma na'urorin shigarwa suna buƙatar takaddun shaida daban.

• Grounding and Insulation: An haɗa akwati na firikwensin ta hanyar lantarki zuwa saman hawa, amma kewayen ciki an keɓe shi daga shari'ar. Sabili da haka, ba a buƙatar jiyya na musamman don hawa saman. Tsarin ƙasa ya kamata ya bi ka'idar ƙasa mai aya ɗaya don guje wa madaukai na ƙasa. Ya kamata garkuwar kebul ɗin ta kasance ƙasa a wuri ɗaya, zai fi dacewa a ƙarshen caji, tare da ƙarshen firikwensin hagu yana iyo.

• Kariyar Waya: Yi amfani da hanyoyin ƙarewa masu dacewa don jagororin tashi, tabbatar da haɗin gwiwa mai dogaro ga garkuwa ba tare da haifar da gajeriyar kewayawa ba. Ana ba da shawarar haɗa garkuwar zuwa tashar ƙasa na mai sauya caji.

• Yin mu'amala da Tsarin Kulawa: Haɗa siginar wutar lantarki daga mai sauya caji zuwa tsarin sa ido na VM600, katunan sayan bayanai, ko samfuran shigar da analog na PLC. Sanya kewayo, madaidaitan ƙararrawa, da sauransu, ta hanyar software na daidaitawa.

  
  

---

V. Siffar Matsayi da Shawarwari na Zaɓi

1. Matsayi a cikin CA280 Series

144-280-000-125 shine farkon sigar kebul mai nisa mai nisa (tsawon kebul na mita 6) a cikin jerin CA280. Idan aka kwatanta da 144-280-000-126 da aka fitar daga baya (kuma sigar kebul na haɗin mita 6), manyan bambance-bambancen na iya haɗawa da:

• Sabunta Lambar Sashe: 126 mai yiyuwa ya zarce 125, amma ƙayyadaddun ayyuka suna da gaske iri ɗaya.

• Tweaks Hardware: 126 na iya haɗawa da sabunta hanyoyin masana'antu ko abubuwan haɗin gwiwa, ba dalla-dalla a cikin takaddun jama'a ba.

• Ci gaba da Takaddun Takaddun shaida: Sigar 126 tana kiyaye matakin guda ɗaya na takaddun shaida na fashewa.

2. Kwatanta da Sauran Siffofin

3. Shawarwari na Zaɓin Zaɓi

• Matching Distance: Idan nisa tsakanin firikwensin da majalisar sa ido ko akwatin mahaɗa yana tsakanin kewayon mita 3-6, sigar 125/126 zaɓi ne mai kyau, yana kawar da buƙatar masu haɗin kai. Idan nisa bai wuce mita 3 ba, la'akari da sigar 115/116 don rage farashi. Idan nisa ya wuce mita 6, yi la'akari da yin amfani da sigar firikwensin-kawai tare da igiyoyi masu tsattsauran ra'ayi, amma tabbatar da ƙarin bayani ya cika buƙatun Ex.

• Abubuwan Abubuwan Tsare-tsaren Tsare-tsare: Idan tsarin da ke akwai yana amfani da sigar 125, ana ba da shawarar ci gaba da siyan 125 ko tabbatar da cewa 126 na iya maye gurbinsa kai tsaye (tabbatar da girman hawan da kuma haɗin lantarki iri ɗaya ne). Tun da 125 lambar ɓangaren farko ce, ƙila an maye gurbin ta da 126; tuntuɓi Meggitt don tabbatar da dacewa yayin siyayya.

• Sabon Zaɓin Aikin: Don sababbin ayyuka, ana ba da shawarar ba da fifiko a halin yanzu nau'ikan kebul na haɗin kai (kamar 116 ko 126), kamar yadda waɗannan sigogin ke nuna sabbin hanyoyin masana'antu da tallafin fasaha mai gudana. Idan aikin musamman yana buƙatar tsayin mita 6, 126 shine mafi kyawun zaɓi.

• Bukatun Zazzabi na Musamman: Idan zafin aikace-aikacen ya wuce ƙimar kebul na K205 (-60°C zuwa +260°C), sigar firikwensin-kawai dole ne a yi amfani da shi tare da kebul na musamman waɗanda ke da ƙimar zafin jiki mafi girma.

• Yarda da Tabbatar da Fashewa: Siffar kebul na haɗin gwiwa, tare da shigar da kebul ɗin da aka riga aka shigar, yana da takaddun shaidar fashewa da ke rufe taron gabaɗaya, yana mai da sauƙin amfani ba tare da buƙatar mai amfani don yin ƙarin lissafin sigar kebul ba.

4. Bayanan dacewa tare da Sabbin Samfura

Jerin CA280 na iya daga baya gabatar da nau'ikan bita na kayan masarufi (misali, ƙari daban-daban), amma aikin asali ya kasance mai daidaituwa. Lokacin maye ko hadawa, ana ba da shawarar zuwa:

• Bincika idan girman hawa iri ɗaya ne (musamman madaidaicin ARINC 554).

• Tabbatar da hanyar fita ta kebul iri ɗaya ce (radial ko axial) don guje wa tsangwama na shigarwa.

• Tabbatar idan takaddun shaida na fashewa ya rufe yankin da ake buƙata.

• Kula da bambancin tsayin kebul; Ba za a iya gajarta sigar mita 6 a kan wurin ba, don haka dole ne a tanadi isasshen tsayi.