Siyajabula ukuphendula noma yimiphi imibuzo, sicela usithumelele imibuzo yakho kanye nama-oda akho.
I-RS-485 iyindinganiso kagesi kuphela. Ngokungafani nezindinganiso ezibanzi zesixhumi esibonakalayo, ezichaza imininingwane yokusebenza, yemishini, kanye nekagesi, i-RS-485 ichaza kuphela izici zikagesi zabalawuli nabamukeli ezingasetshenziswa ukusebenzisa umugqa wokudlulisa olinganiselayo wamaphuzu amaningi. Nokho, le ndinganiso ihloselwe ukubhekisela ezindinganisweni zezinga eliphezulu, njenge-DL/T645, echaza inqubo yokuxhumana.
amamitha kagesi kagesi eShayina, ecacisa i-RS-485 njengendinganiso yengqimba ebonakalayo.
1. Imelana nokushisa, ivimbela ilangabi
2. Ukusebenza kahle kakhulu kokushisa, ukusebenza kwamakhemikhali okuzinzile
3. Ukusebenza kahle kakhulu kokudlulisa ngenxa yokusetshenziswa kwe-polyethylene esezingeni eliphezulu yokuvikela ikhebula elilukiwe
4. Ukumelana okuphumelelayo nokuphazamiseka kwe-electromagnetic ngenxa yokusetshenziswa kohlobo olusha lwe-aluminium foil, ukuvikela okuphindwe kabili kwe-mesh yethusi elukiwe.
Amasignali e-RS-485 asetshenziswa ezinhlobonhlobo zezinhlelo zekhompyutha kanye nezokuzenzakalela. Kuhlelo lwekhompyutha, i-SCSI-2 kanye ne-SCSI-3 zingasebenzisa le ncazelo ukuze zisebenzise ungqimba olubonakalayo lokudluliswa kwedatha phakathi kwesilawuli kanye nedrayivu yediski. I-RS-485 isetshenziselwa ukuxhumana kwedatha okushesha kancane emabhasini ezimoto zabagibeli ezindlini zezindiza zezentengiselwano. Idinga izintambo ezincane futhi ingabelana ngezintambo phakathi kwezihlalo eziningi, inciphise isisindo.
| Imodeli CHA | KUSUKA(MM) | Ubude (m) | Ukumelana okuphezulu komqhubi ku-20℃ (Ω/KM) | Ukumelana okuncane komqhubi ku-70℃ (Ω/KM) |
| I-RS-485 2*0.5 | 5.5 | 100/200 | 39 | 0.012 |
| I-RS-485 2*0.75 | 6.0 | 100/200 | 26 | 0.010 |
| I-RS-485 2*1.0 | 6.6 | 100/200 | 19.5 | 0.010 |
| I-RS-485 2*1.5 | 7.5 | 100/200 | 13.3 | 0.009 |
| I-RS-485 2*2.5 | 8.7 | 100/200 | 7.98 | 0.008 |
| I-RS-485 3*0.5 | 5.8 | 100/200 | 39 | 0.012 |
| I-RS-485 3*0.75 | 6.3 | 100/200 | 26 | 0.010 |




NguTyler Larson waseGreenland - 2018.12.10 19:03
Ngu-Eudora waseBangalore - 2017.05.21 12:31 




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