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ouijifour
@ouijifour
Eminent Member
Joined: October 18, 2024 12:12 am
Last seen: March 8, 2026 12:57 am
Topics: 0 / Replies: 20
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@mtjag is this with the new firmware ? In your lithium plot on the right did you have closed loop with bms talking to batteries ? The first one on le...

1 week ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 That cycling from float to bulk back to float is exactly why I quit using the eg4 xp6000 for charging lithium batteries. There are a lot be...

2 weeks ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 you may want absorb time to give the bms time to balance the cells . They only will do that at the top of the charge cycle. It really depen...

2 weeks ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@mtjag this looks like it has support to work with eg4

2 weeks ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@mtjag Take a look at this project - it seems to do what you are are thinking. There is also another on github called yam bms that might be similar. ...

2 weeks ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 I am glad you have something that works for your system and how you want to manage it. Most other controllers are very flexible to work wit...

2 months ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 That is assuming someone wants to charge to 58v . I only charge to 55.2v which is 99% full. My balancing does not turn on until 55.2v so i...

2 months ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 There is no Absorb Time for the Lead Acid mode so no way to give a bms time to balance cells .

2 months ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 I would differ that this is off topic. With direct modbus control to home assistant , it is possible to write automation that would get c...

2 months ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

I have local control for monitoring my EG4 6000xp and could probably do some control too in the future. There are two ways to approach this. One is to...

2 months ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 well said about the problem. I regret getting the eg4 6000xp . I just assumed that it was advertised as offgrid use and has closed loop th...

3 months ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@jacobranchsystems-com I have the 6000xp and was amazed when I got it, and disappointed that the battery charging does not work very well. There is no...

3 months ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 Have you ever watched Off Grid Garage on youtube ? He has done lots of testing and graphing and explaining the results of voltage , capaci...

1 year ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 My bms is programmed to reset to 100% at 55.2v . I understand what you are saying though that many bms are programmed to reset the SOC at 5...

1 year ago
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RE: 6000xp bug in charge controller setpoint voltages with open loop

@dtbaker61 Tomorrow I am trying lead acid 55.2 v absorb 53.6 float and 54 v for equalize 0 days and 0 time. I will see how that goes.

1 year ago
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