I-Aipu EIA RS-485 Ikhebula LSZH Idatha Yokuxhumana Okuzenzakalelayo Isistimu ye-Twist Pairs Cable

Isicelo
Okokuxhumana kwedatha nezinhlelo ezizenzakalelayo, i-microprocessor kuya kudivayisi, njll.
»» Izinga lokushisa lokufaka: Ngaphezu kuka-0°C
»»Izinga Lokushisa Lokusebenza: -15°C ~ 65°C
Ezokwakha

1. I-Conductor: I-stranded TinnedIntambo yethusi
2. I-Insulation: S-PE, S-FPE
3. Cabling: Twist Pairs ukubeka-up
4. Ihlolwe: Ihlolwe Ngamunye (Ongakukhetha)
Itheyiphu ye-Al-PET ene-Tinned Copper Drain Wire
Isikrini Esilukiwe Sentambo Yethusi Ethinjiwe
I-Al-PET Tape ne-Tinned Copper Braided

5. Umbhede Wekhebula Lezikhali (Lapho Kusebenza Khona):I-Polyethylene (PE)
I-PVC
6. Izikhali (Lapho Zisebenza Khona): Intambo Yensimbi Eyinsimbi
7. I-Oversheath: I-PVC/LSZH

Amazinga Okubhekisela
»» TIA/EIA-485
»» I-BS EN 50288-7
»» I-BS EN 60228
»» I-BS EN 50290
»» Iziqondiso ze-RoHS

Ukukhonjwa kwe-Insulation

I-1P : Emhlophe, Eluhlaza okwesibhakabhaka 3P :Mhlophe, Eluhlaza
2P :Mhlophe, Ephuzi 4P: Emhlophe, Ensundu

Ukusebenza Kagesi

Amandla kagesi asebenzayo: 300V
Ukuphazamiseka Kophawu :120 Ω ± 15 Ω
Isivinini Sokusabalalisa S-FPE: 78%, SPE: 66%
Umqhubi we-DCR
57.0 Ω/km (Ubukhulu @ 20°C) kokungu-22AWG
91.80 Ω/km (Ubukhulu @ 20°C) ngo-24AWG

Xhumana nathi ukuze uthole ikhathalogi yomkhiqizo