3300 NSv Bently Nevada 330901-00-12-05-02-CN 1/4-28 UNF Sonda

Takaitaccen Bayanin Samfur

Bently Nevada 330901-00-12-05-02-CN na’urar firuf ɗin kusanci (proximity probe) ce mai ƙarfin aiki ta jerin 3300 NSv (Narrow System), wadda aka ƙera musamman don injuna da ke da ƙananan gibba a ciki inda ba za a iya amfani da ma’aunai na al’ada ba. Wannan na’urar transducer da aka kera a U.S.A. tana bayar da daidaitattun auna eddy-current don girgizar shaft da matsayinsa a madaidaicin layi (axial position). Wannan sigar tana amfani da tsawon casing na inci 1.2 da zaren 1/4-28 UNF, an gina ta ne da ƙarfaffen bakin karfe AISI304 (stainless steel). Dangane da ƙarsashen haɗawa, nauyin na’urar yana tsakanin gram 14 zuwa 150, tana ba da ƙaramar na’ura mai ƙarfi don sa ido, tare da aminci na ƙasar CN na hukuma.

Manyan Fa’idodin Fasaha

Daidaito da jurewa yanayi su ne ginshiƙai na wannan firuf NSv. An yi ƙarshen firuf ɗin ne da Polyphenylene sulfide (PPS), wanda ke ba da kyakkyawar juriya ga sinadarai da ƙarfi na tsari. Igiyar coaxial 75 Ω an kare ta da rufin fluoroethylene propylene (FEP), wanda ke kiyaye tsarkin sigina da kuma daidaitacciyar juriyar DC ta 4.0 ± 0.5 ohms don tsawon mita 0.5. Don ingantaccen ɗaurewa a jiki, casing ɗin na goyon bayan ƙarfin matsewa na shigarwa da ake ba da shawara na 5.1 N•m (45 in•lb), domin tabbatar da cewa firuf ɗin ya kasance a daidaitaccen matsayi ko da a lokacin girgizar inji mai tsanani.

Ƙayyadaddun Fasaha

Bayanin Shigarwa & Injiniya

Domin samun nasarar amfani da 330901-00-12-05-02-CN dole ne a bi ƙayyadaddun iyakar shiga zare, tare da mafi yawan tsawon inci 0.375 don zaren 1/4-28. An sanye firuf ɗin da Viton O-ring da aka ƙera don rufe bambancin matsa lamba tsakanin ƙarshen firuf ɗin da casing ɗin, sai dai masu amfani su lura cewa ba a gwada firuf ɗin da matsa lamba kafin a tura su ba. Lokacin shigarwa a wuraren da ke da ƙananan zafin jiki, a lura cewa jinkirin kasancewa a ƙasa da -34°C (-30°F) na iya shafar aikin hatimin matsa lamba a dogon lokaci, ko da yake faɗin zangon zafin aikin firuf ɗin ya fi haka.

Fa’idodin Injiniya

Mafi girman fa’ida ta tsarin 3300 NSv ita ce ƙaramin “yanki na kallo” da yake da shi, wanda ke rage cikas na kallon gefe a cikin ƙananan gibba. Wannan samfurin yana ci gaba da bayar da fitarwa mai layi (linear) ko da lokacin gano wuraren da ba su da isasshen faɗin fili. Tsarin ClickLoc® connector yana samar da haɗin igiya mai karko kuma mai jure girgiza zuwa igiyar tsawo, yana tabbatar da ci gaba da sigina ba tare da karkacewa (drift) da ake yawan samu a haɗin coaxial na al’ada ba. Wannan amincin yana da matuƙar muhimmanci ga kiyayye injuna kafin su lalace (predictive maintenance) na compressors na centrifugal, ƙananan famfuna, da sauran kayan aiki masu juyawa da sauri inda sarari ya yi ƙunci.

Tambayoyin Fasaha da Ake Yawan Yi

Q1: Mene ne ƙarfin matsewa (torque) da ake ba da shawara don casing firuf 1/4-28?
A1: Karfin matsewar shigarwa da ake ba da shawara shi ne 5.1 N•m (45 in•lb), tare da mafi yawan torque da aka ƙayyade na 7.3 N•m (65 in•lb) domin tabbatar da cewa casing ɗin ya zauna lafiya ba tare da lalata zaren gidajen da aka saka shi ba.

Q2: Shin wannan firuf ɗin yana zuwa da kariyar igiya (cable armor)?
A2: A’a, wannan takamaiman samfurin an tsara shi ba tare da armor ba domin kiyaye sassaucin igiya zuwa ƙololuwa da kuma sauƙaƙe bi ta cikin ƙananan bututu ko tashoshi.

Q3: Menene aunin juriyar wutar lantarki na igiyar mita 0.5?
A3: Don sigar mita 0.5, juriyar DC daga sandar tsakiya zuwa sandar waje ya kamata ya kasance 4.0 ± 0.5 ohms.