ApparatenPV hybrid and battery inverters
Kehua
Ondersteunde Apparaten
| Device Type | Modbus TCP (Ethernet) | RS485 |
|---|---|---|
| BCS1725K-B-HUD | ✅ | ✅ |
| NXPCS | ||
| BCS200K-B-HM |
Bekabeling
Voor correcte ethernetbekabeling: Volg de richtlijnen voor ethernetbekabeling.
RS485
Om communicatie tot stand te brengen tussen de PCS en Controller, gebruik de RS485-interface die beschikbaar is op de externe bekabelingsterminal, zoals hieronder weergegeven. Deze terminal biedt speciale poorten voor RS485-communicatie, die wordt gebruikt voor zowel PC- als BMS-verbindingen.
RS485 Wiring
- For correct RS485 wiring: Follow the guidelines for RS485 wiring.
- If the wiring shown in the table below is incorrect, please let us know.
- There is no general consensus in the industry about the usage of A and B for the RS485 polarity, so it may be counterintuitive and opposite of what you might expect for some devices.
| Device | SmartgridOne Controller model OM1 | SmartgridOne Controller model IG8 | RS485-USB converter | RS485-Ethernet converter |
|---|---|---|---|---|
| RS485 A (Pin 5) | RS485 A | RS485_POS | RS485 A | TX+ |
| RS485 B (Pin 6) | RS485 B | RS485_NEG | RS485 B | TX- |
| NVT | RS GND | GND | Not available | G |
