Almost finished building my battery pack for my camper
Lishen 272ah cells
Flexible 35mm2 busbars
Heyo (daly) bms 120a
Ply box with lock/pressure bolts in the side
Foam insulation underneath and at sides
£50.81 26% Off | Lifepo4 smart bms 4s 200a lipo battery 12V 80A 100A 120A 150A Bluetooth 485 to USB device NTC UART software With Fan balancer
https://a.aliexpress.com/_vT4xqr
Just a heads up I’ve bought one of these (120a with fan) and the low temperature cut off works correctly and is fully...
I’ve actually managed to get the screen into English if anyone needs to know how il have to write it down
can’t adjust any settings on the screen from what I can tell
no Bluetooth I’ve tried programming via rs485 to no avail so I’ve got a uart converter on the way to try the uart port
Got myself a daly 100a smart bms and touch screen and was wandering if anyone had the same and encountered any of these problems
it’s all in Chinese which is a pita ! Not a clue how to change
and from what I’ve deciphered it looks like the bms has been used as says 282 cycles and keeps...
Done some more research and looks like programming isn’t possible from the screen only via laptop
Presumably the screen uses rs485 and what looks like a cable for this was included (not the adapter tho)
Looking at some pictures of other daly smart bms units can’t help but think mine is missing some plastic covers and can’t find any reference to the part number on it
could it be a second hand unit ? Or a test unit ?
Putting together my consumer unit in my camper and I’m undecided on what’s suitable to use as a busbar
a standard ac copper busbar doesn’t look upto the job
Also when terminating cables in the breakers is it best to leave bare stranded copper or tin the ends or ferrules on the cables...