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diy solar

Recent content by coltfred

  1. coltfred

    JBD BMS 200a - Voltage in app and with meter don't match

    Hey all, I just installed my JBD BMS and I'm seeing a mismatch between the apps reported voltage and what my voltage meter tells me. I'm hoping someone can give me a hint as to why it is. The setup is a 4S 12v system. The app is reporting 13.58v, but if I test from the main positive to the C-...
  2. coltfred

    Daly BMS died. Can I use the battery without a BMS for a short trip?

    This is a screenshot of the renogy BT app. I assume I should change the boost charge volt, float charge volt and equalize charge volt? The settings recommended above were 13.2 for the float and probably just set the other 2 to 13.6? I saw there were some normal recommended settings over in this...
  3. coltfred

    Daly BMS died. Can I use the battery without a BMS for a short trip?

    Will do. Other than trying to charge slowly and not discharging too quickly is there anything else I should be worried about? I have the master switch to stop charging all together if the battery should be full. Should I use that to stop all current in and out when it's full? I really...
  4. coltfred

    Daly BMS died. Can I use the battery without a BMS for a short trip?

    I don't know that I can change the charging voltages of my DC-DC or Solar. I'm using this dc-dc this solar charge controller. I'll look into how to control them. I can easily shutoff the charging and limit discharging though as I have a master shutoff for disabling all charging. So I can keep...
  5. coltfred

    Daly BMS died. Can I use the battery without a BMS for a short trip?

    The title pretty much says it all, but to give details. I have a battery made up of 8 280ah eve cells, all ordered at the same time. It's running in a 2P 4S configuration. I was running a 250a Daly BMS that has gone belly up. This battery is in a van and is charged via a 60a DC to DC charger...
  6. coltfred

    Daly 250a BMS UART port not functioning

    Hey all, I have a Daly 250a BMS that I'm using to run a 12v 560 AH battery. I've been using for about a year or so. At first the UART port (with the bluetooth module) was working great. I just went to look at the state of the cells the other day and found that it was no longer working. I pulled...
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