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wimb0 / home-assistant-saj-r5-modbus

Home Assistant Component for reading data locally from SAJ R5 (and Zonneplan One) Inverters through modbus TCP.
MIT License
32 stars 14 forks source link

Saj sununo plus help #91

Open gerben-f1 opened 3 months ago

gerben-f1 commented 3 months ago

Hello, Can u help me to gett it work?

i have installed youre addon I have an elfin EE10A There are 2 connections on the elfin Ethernet and a green connector with txd rxd + - I connected an 9 pin rs232 connector to the saj inverter and the other end has 3 wires

connect the wires to the ground txd rxd And takes a 5v power and connected the plus wire to + on green connector from elvin

but i cant read out my saj inverter what do i wrong? IMG_7247 IMG_7246 IMG_7245

IMG_7184

wimb0 commented 3 months ago

Have you tried reversing the TXD and RXD? TX from Elfin needs to go to RX from SAJ. RX needs to go to TX. Maybe this helps?

gerben-f1 commented 3 months ago

I changed rx and tx but not workingWhat are the correct settings on the elfinFor rs232 saj sununo plu 3k-mM.v.g GerbenOp 2 jul 2024 om 09:26 heeft Wim @.***> het volgende geschreven: Have you tried reversing the TXD and RXD? TX from Elfin needs to go to RX from SAJ. RX needs to go to TX. Maybe this helps?

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