One of our great dealers just put together a preliminary Sunny Island 6048 to REC 2Q BMS Quickstart Guide to help people setup and integrate our REC 2Q BMS with the SMA product line of inverters.
A big shoutout to Fred!
You can download it here: https://rec-bms-na.com/download/41/rec-2q-series-bms/1545/rec-2q-series-and-sma-sunny-island-communication-setup-guide.pdf