ngwaahịa

FIBER OPTIC CABLING Na-adịghị emetụta ụda eletriki (EMI, RFI, na àmụmà), eriri fiber optic na-enye ụzọ dịgasị iche iche, nke a pụrụ ịdabere na ya nke ịgbatị ozi mgbaàmà. Enwere ike iji ya na mpaghara nwere igwe na-agbagharị agbagharị, arc welders, na ihe ndị ọzọ, enwere ike itinye ya na traị USB nwere eriri ọkụ dị elu, ma ọ bụ n'èzí nke ekpughere n'ihe egwu ọkụ. Àgwà ndị dịpụrụ adịpụ nke eletrik na-enye nchebe site na ọdịiche voltaji na loops ala. Fiber optic cabling eji na nhazi a bụ onye ahịa zụrụ ya. Fiber optic cable akwadoro bụ multimode, graded-index fiber glass core nwere 62.5 micron na 125 micron cladding nwere 0.275 NA (ọnụọgụ ọnụọgụ). Ọnwụ mgbaama kacha ekwe omume bụ 1 dB kwa km n'ogologo nke 1300 nm, yana 3.6 dB kwa km n'ogologo nke 850 nm. Enweghị ike iji eriri nwere njirimara dị iche iche. A na-achọ eriri eriri fiber optic anọ maka redundancy, abụọ maka nnyefe na abụọ maka njikọ nnabata. N'ihi nke a, a na-atụ aro ka onye ahịa zụta cabling duplex, nke nwere eriri abụọ jikọtara n'otu eriri. A ghaghị ịkwụsị eriri ndị ahụ na ụdị njikọ ST na ogologo eriri nwere ike ọ gaghị agafe nke akọwapụtara maka modul. Ihe achọrọ USB ndị ọzọ (dịka mgbanwe, ma ọ bụ ogologo ike) dabere na ngwa ahụ. Lelee n'aka onye na-ere eriri / onye nrụnye eriri gị maka ndepụta nke njirimara USB akọwapụtara ngwa. FCM10Ef MODULE DESIGN FCM10Ef modul na-atụgharị akara ngosi 2 Mbps nke FBM na-eji, gaa na 10 Mbps fiber optic Ethernet akara ejiri na eriri fiber optic, na nke ọzọ. Modul FCM10Ef nwere nhazi kọmpat, yana mputa aluminom na-agbapụta agbagọ maka nchekwa anụ ahụ nke sekit. Ihe mkpuchi emebere nke ọma maka ịkwanye FBMs na FCM na-enye ọkwa dị iche iche nke nchekwa gburugburu ebe obibi maka modul FCM10Ef, ruo na gburugburu ebe siri ike maka ọkọlọtọ ISA Standard S71.04. Enwere ike iwepụ/dochie FCM10Ef na baseplate na-ewepụghị ike. Diodes isii na-enye ọkụ (LED) agbakwunyere n'ihu FCM10Ef na-egosi ọkwa ọrụ netwọkụ gaa na/site na FBM ndị emetụtara, yana ọnọdụ arụmọrụ modul FCM10Ef.