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Victron mppt VE.CAN to pace bms

BartonB

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Oct 5, 2023
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Does anyone knows If I can connect my server rack battery (pace bms, it has a victron protocol option) CAN to the victron mppt ve.can directly?

All I could find is with the GX device in the middle
 
Does anyone knows If I can connect my server rack battery (pace bms, it has a victron protocol option) CAN to the victron mppt ve.can directly?

Yes. I know. Would you like to know? 😁

All I could find is with the GX device in the middle

Looks like you already knew!

The MPPT can only send/receive data to other VE.CAN MPPT and send data to the GX.

They wouldn't do anything with the data the Pace BMS sends.
 
Yes. I know. Would you like to know? 😁



Looks like you already knew!

The MPPT can only send/receive data to other VE.CAN MPPT and send data to the GX.

They wouldn't do anything with the data the Pace BMS sends.
😭😭😭

I was hoping I can connect it directly and avoid the GX device
Like it's a smart shunt to battery sensing...or something
 
😭😭😭

I was hoping I can connect it directly and avoid the GX device
Like it's a smart shunt to battery sensing...or something

Nope. MPPT only knows to send out what a another VE.Can MPPT or GX expects, AND listen for instructions from the GX.

The GX works with the BMS because there's a driver in the Venus OS that recognizes that battery's version of CAN. CAN is a method of communication, but different "languages" can be "spoken."
 
Is it worth the hassle? i.e the benefits of connecting the battery to the mppt
Its all about what you gone do with the systeem and in the future
My self look in to it my self .
And the price is well for a 100 euro you are done with the Raspberry Pi setup.
You can update your stuf .
You can see what power is use .
You can see if it charge. .

So for the information yes i will do it.
The lifepo4 battery bms sucks really about what go in or go out .
So you can not trust it. .

My self last night 14volt 80% stop charging .
But really the battery is full and the bms is wrong with the estimated value.

Reason we use a smart shunt for it .
And really the eco systeem from Victron stuf is so good for use.


The unit i look for this is without the Raspberry Pi

The pi.

 
Is it worth the hassle? i.e the benefits of connecting the battery to the mppt

Maybe. Price out a CAN hat and RPi. When you start talking about adding a bunch of other Victron hardware to connect to a RPi with special cables (VE.Direct to USB, MK3-USB adapter - those two together are about $110), it's pretty easy to get near the cost of a headless Cerbo-S.
 
Maybe. Price out a CAN hat and RPi. When you start talking about adding a bunch of other Victron hardware to connect to a RPi with special cables (VE.Direct to USB, MK3-USB adapter - those two together are about $110), it's pretty easy to get near the cost of a headless Cerbo-S.
I think that until I have more victron devices I'll just raw dog voltages, I can't waste anymore money lol
 
Maybe. Price out a CAN hat and RPi. When you start talking about adding a bunch of other Victron hardware to connect to a RPi with special cables (VE.Direct to USB, MK3-USB adapter - those two together are about $110), it's pretty easy to get near the cost of a headless Cerbo-S.
I have make this cable for my self see link.
Kost 12 euro vs 35euro original cable.

Than again cable you always have to pay for even with a victron ge unit to connect.
So that price will stay the same .
Or you go diy .

 

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