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    LTO "Grade A" Aliexpress Cells

    Hello, I want to share my YinLong LTO cells experiences here since I might be useful to anyone: 1) First it is important to know that Yinlong is owned by BYD which is an electrial vehicle producer. BYD is the one of biggest electric vehicle company world-wide beside Tesla. This year Tesla...
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    Chargery BMS News / UPDATE (Nov.25.2020) Ver 4.02 firmware

    Hello, thank you for all postings. I was not aware that the voltages are that off per cell with the Chargery! Even if external powered the measurements are really not that good. The update v4.02 does not give me any kind of improvement. If I measure the cell voltages directly at the Chargery...
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    Chargery BMS now with Low Temp Cutoff

    Hey, I have updated my script to retrieve the chargery data from the RS232 interface. The new impedances functionality is now included as well. The victron stuff is now optional and the device can be setup as command line parameter. Maybe, this is useful for anyone. The source is available at...
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    Chargery BMS now with Low Temp Cutoff

    I am wondering why there exists different versions for different shunts (BMS8-100, BMS8-300, BMS8-500). Is this just because of the shunt default settings? I am using a third-party shunt and it would be great if somebody know if I just callibrate my shunt as always and then I am fine? Why are...
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    Chargery BMS now with Low Temp Cutoff

    who cannot wait for the update, it is already available at the chargery webpage! :)
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    Chargery rs232 interface

    Hello, Yes, I suceed and retrieve the data properly. I have put my source code to https://github.com/Tobi177/venus-chargerybms If you have any further questions, I will be happy to help you. First important thing is to invert tx mode. Additonally, check the new docs of the COM3 chargery...
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    Chargery BMS now with Low Temp Cutoff

    Hello, as promised the source of Chargery BMS driver for the Venus OS devices: https://github.com/Tobi177/venus-chargerybms I will add more documentation if I will find more time. Bye Tobi
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    Chargery BMS now with Low Temp Cutoff

    Hello, I just want to mention which SSRs I am using for my LTO battery. It is the Crydom HDC series: http://www.crydom.com/en/products/panel-mount/perfect-fit/dc-output/hdc-series/ I have installed them with recommended heatsinks. The maximum voltage drop is only 0,5-0,6V and they SSRs have...
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    Chargery BMS now with Low Temp Cutoff

    Hello I have connected the Chargery BMS to my Venus GX and created a serial driver at the Venux box. Additionally, I have embedded the data to the Venus GX remote interface. Since I do not know if i am loowed to link directly, you can find a little more information victron energy community...
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    Chargery rs232 interface

    Hello, I try to parse the data from Chargery BMS RS-232 (COM3) interface and I am lost. I am using a "FTDI Adapter FT232RL USB" which seems to be working fine (loopback test, shorten TX/RX). However, the data from the COM3 interface just looks very strange, completely not parseable. Maybe...
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