{"product_id":"sonda-lambda-bosch-lsu-4-9-wideband","title":"Sonda Lambda Bosch LSU 4.9 - Wideband","description":"\u003cdiv class=\"mts-description-container\"\u003e\n\u003cp\u003eSonda lambda wideband Bosch LSU 4.9 masoara cat oxigen a ramas in gazele de evacuare, pe tot intervalul de la lambda 0,65 pana la aer curat. Fata de LSU 4.2, Bosch o da si pentru Diesel si pentru E85. Incalzitorul ei cere alta comanda, deci cele doua nu se inlocuiesc una pe alta.\u003c\/p\u003e\n\u003ch3\u003eSpecificatii\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterval de masurare\u003c\/td\u003e\n\u003ctd\u003elambda 0,65 pana la aer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombustibil\u003c\/td\u003e\n\u003ctd\u003ebenzina, Diesel, E85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperatura gazelor de evacuare\u003c\/td\u003e\n\u003ctd\u003epana la 930 grade C, maxim 1.030 pentru scurt timp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperatura maxima la hexagon\u003c\/td\u003e\n\u003ctd\u003e600 grade C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperatura maxima la conector\u003c\/td\u003e\n\u003ctd\u003e140 grade C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePresiune gaze de evacuare\u003c\/td\u003e\n\u003ctd\u003epana la 2,5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilet\u003c\/td\u003e\n\u003ctd\u003eM18x1,5, cheie de 22 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCuplu de strangere\u003c\/td\u003e\n\u003ctd\u003e40 pana la 60 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlimentare incalzitor\u003c\/td\u003e\n\u003ctd\u003e7,5 V nominal, 7,5 W in regim stationar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrecventa de comanda a incalzitorului\u003c\/td\u003e\n\u003ctd\u003ecel putin 100 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRezistenta celulei Nernst\u003c\/td\u003e\n\u003ctd\u003e300 ohmi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConector\u003c\/td\u003e\n\u003ctd\u003e6 pini, cu rezistor de calibrare in modul\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLungime cablu\u003c\/td\u003e\n\u003ctd\u003e95 cm, cu conector auto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGreutate fara cablu\u003c\/td\u003e\n\u003ctd\u003e120 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCe conteaza la alegere si la montaj\u003c\/h3\u003e\n\u003cul class=\"mts-notes-list\"\u003e\n\u003cli\u003eSonda nu scoate direct o tensiune proportionala cu lambda. Scoate un curent de pompa pe care il citeste controlerul, iar tensiunea afisata vine din circuitul lui de evaluare.\u003c\/li\u003e\n\u003cli\u003eModulul conectorului contine un rezistor de calibrare care apartine acelei bucati de sonda. Conectorul nu se schimba intre sonde si firele nu se taie la montaj.\u003c\/li\u003e\n\u003cli\u003eFiletul M18x1,5 este acelasi cu al unei sonde de serie, deci intra intr-un bosaj existent sau intr-unul sudat pe traseu.\u003c\/li\u003e\n\u003cli\u003eIncalzitorul se comanda la cel putin 100 Hz, fata de peste 2 Hz la LSU 4.2, iar celula Nernst are 300 de ohmi in loc de 80. Un controler facut pentru 4.2 nu conduce corect o 4.9, desi fisa se potriveste mecanic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdetails class=\"mts-accordion\"\u003e\u003csummary\u003e\u003cspan\u003eCum se monteaza sonda\u003c\/span\u003e\u003cspan class=\"mts-accordion-icon\" aria-hidden=\"true\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\u003cdiv class=\"mts-accordion-body\"\u003e\u003cul class=\"mts-notes-list\"\u003e\n\u003cli\u003eSe monteaza cat mai aproape de verticala, cu firul in sus.\u003c\/li\u003e\n\u003cli\u003eNu langa capatul evacuarii: acolo intra aer din exterior si citirea iese saraca.\u003c\/li\u003e\n\u003cli\u003eTraseul din dreptul sondei trebuie sa fie etans, din acelasi motiv.\u003c\/li\u003e\n\u003cli\u003eSe alege un punct unde gazul este cat mai cald, dar fara sa treaca de temperatura maxima din tabel.\u003c\/li\u003e\n\u003cli\u003eSe protejeaza de apa de condens.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"mts-accordion\"\u003e\u003csummary\u003e\u003cspan\u003eCe nu acopera\u003c\/span\u003e\u003cspan class=\"mts-accordion-icon\" aria-hidden=\"true\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\u003cdiv class=\"mts-accordion-body\"\u003e\u003cul class=\"mts-notes-list\"\u003e\n\u003cli\u003eNu se leaga direct la o intrare analogica de calculator. Cere circuitul LSU care ii conduce incalzitorul si ii citeste curentul de pompa.\u003c\/li\u003e\n\u003cli\u003eNu este interschimbabila electric cu LSU 4.2, desi are acelasi filet si acelasi numar de pini.\u003c\/li\u003e\n\u003cli\u003eVine fara bosajul care se sudeaza pe teava.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":52838268305746,"sku":"LR_Bosch_4.9","price":475.0,"currency_code":"RON","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1044\/6857\/8642\/files\/4.91.jpg?v=1772394062","url":"https:\/\/letsrace.ro\/en\/products\/sonda-lambda-bosch-lsu-4-9-wideband","provider":"Let's Race | Echipamente Motorsport, Trackday si Karting","version":"1.0","type":"link"}