Waan ku faraxsanahay inaan ka jawaabno su'aal kasta, fadlan u soo dir su'aalahaaga iyo dalabaadkaaga.
RS-485 waa halbeeg koronto-kaliya. Si ka duwan heerarka interface buuxa, kuwaas oo qeexaya shaqada, farsamada, iyo sifooyinka korantada, RS-485 kaliya waxay qeexaysaa sifooyinka korantada ee darawalada iyo qaatayaasha loo isticmaali karo si loo hirgeliyo xariiqda gudbinta isku-dheelitirka ah. Heerkan, si kastaba ha ahaatee, waxaa loogu talagalay in lagu tixraaco heerarka sare, sida DL/T645, tusaale ahaan, kaas oo qeexaya borotokoolka isgaarsiinta.
ee mitirka tamarta elektarooniga ah ee Shiinaha, oo qeexaya RS-485 sida heerka lakabka jirka.
1.Heat adkaysi, olol retardant
2.waxqabadka dahaarka heer sare ah, waxqabadka kiimikada deggan
3.waxqabadka gudbinta heer sare ah sababtoo ah isticmaalka tayada sare leh ee polyetylen ee ilaalinta fiilada tidcan
4. Iska caabinta waxtarka leh ee faragelinta korantada sababtoo ah isticmaalka nooc cusub oo aluminium aluminium ah, tidcan mesh naxaas ah oo laba-lakab ah gaashaanka.
Calaamadaha RS-485 waxaa loo isticmaalaa kombiyuutaro kala duwan iyo nidaamyada otomaatiga ah. Nidaamka kombuyuutarka, SCSI-2 iyo SCSI-3 waxay isticmaali karaan qeexitaankan si ay u hirgeliyaan lakabka jireed ee gudbinta xogta inta u dhaxaysa kantaroolaha iyo diskka. RS-485 waxaa loo istcimaalaa isgaarsiinta xogta xawaaraha hoose ee basaska baabuurta Waxay u baahan tahay fiilooyinka ugu yar waxayna wadaagi kartaa fiilooyinka inta u dhaxaysa kuraas badan, yaraynta miisaanka.
Qaabka NO | KA (MM) | Dhererka (m) | Iska caabbinta ugu sarreysa ee 20 ℃(Ω/KM) | Iska caabbinta ugu yar ee kirishbooyada gudaha 70 ℃(Ω/KM) |
RS-485 2*0.5 | 5.5 | 100/200 | 39 | 0.012 |
RS-485 2*0.75 | 6.0 | 100/200 | 26 | 0.010 |
RS-485 2*1.0 | 6.6 | 100/200 | 19.5 | 0.010 |
RS-485 2*1.5 | 7.5 | 100/200 | 13.3 | 0.009 |
RS-485 2*2.5 | 8.7 | 100/200 | 7.98 | 0.008 |
RS-485 3*0.5 | 5.8 | 100/200 | 39 | 0.012 |
RS-485 3*0.75 | 6.3 | 100/200 | 26 | 0.010 |
Mr Herry
Telefoon/Wechat/WhatsApp:+8618123897029
Skype:sales09@aixton.com
Mr James
Telefoon/Wechat/WhatsApp:+8618566291592
Skype:aixton05