September 22, 2025Sep 22 im new to this bms n cant find instructions in English. Dont want to see magic smoke again. So step by stepa- B- to battery main negativeb-B1-b16 to cells' positive.c-B+(leftest balance cable) to battery main positived-P- n B+ terminal to Load/chargere-Apply charge voltage to wake up BMSis this correct? thnx for help.
September 22, 2025Sep 22 45 minutes ago, occuplus said:a- B- to battery main negativeb-B1-b16 to cells' positive.c-B+(leftest balance cable) to battery main positived-P- n B+ terminal to Load/chargere-Apply charge voltage to wake up BMSboth B- including balancing B- wire to main negativeB1 onward to cells positive terminals (from the most negative cell onward), and B+ will join the last actually connected B-lead (probably B16 in a 16S battery)P- is power source/load negative connection and + connection is to battery's positive end for source/loadIf you don't have the switch, then a voltage of around 5V between P- and B- should wake up the BMS Edited September 22, 2025Sep 22 by Kalahari Meerkat 1st clarify, 2nd, grammatik/speeling...
September 22, 2025Sep 22 5 hours ago, Kalahari Meerkat said:If you don't have the switch, then a voltage of around 5V between P- and B- should wake up the BMSJust to clarify. This 5-9V supply the + goes to B- and - to P-. This should give a beep and all should work fine. Only briefly touch the 2 leads from this supply. I have tried using 3 different multimeters for the wake up and neither could do the trick. The above works every time.
September 27, 2025Sep 27 I have a shoto sda 4800 the bms is faulty the battery switches off once i have added another battery in series. How can i get assisted if i need to replace the bms [email protected]
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