Solarwatt | SmartgridOne Documentation

Appareils Onduleurs hybrides PV et batteries

Appareils pris en charge

Device Type	Modbus TCP (Ethernet)	RS485	Curtailment	Minimum device firmware version
Vision One	✅	✅	⌛ (en développement)	Master: 1.62, Manager: 1.34 (*)
Vision Three	✅	✅	⌛ (en développement)	Master: 1.62, Manager: 1.34 (*)

Note

Versions du firmware prises en charge (*) L’intégration peut fonctionner avec des versions plus anciennes du firmware, mais celles-ci n’ont pas été testées.

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Appareils pris en charge Câblage Ethernet RS485

Solarwatt | SmartgridOne Documentation

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
EMS 485A / pin 17	RS485 A	RS485_POS	RS485 A	TX+
EMS 485B / pin 18	RS485 B	RS485_NEG	RS485 B	TX-
N/A	RS GND	GND	Not available	G