question

bayfooks avatar image
bayfooks asked

VRM incorrectly categorizes Orion XS as alternator

I use an Orion XS as a DC-DC charger to charge my boat's starter battery from the LiFePO4 house bank. VRM shows it as a charging source to the house bank and labels it an "alternator". How can I correct VRM (and the Touch display)?

orion xsvrm bug
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bomax182 avatar image bomax182 commented ·

I have the same setup and noticed mine is doing the same thing.

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3 Answers
Dean Perry avatar image
Dean Perry answered ·

try renaming the Orion XS in the Device menu on the Cerbo?

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bomax182 avatar image bomax182 commented ·

I did that and it did not make a difference.

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Kevin Windrem avatar image
Kevin Windrem answered ·

I suspect that right now Victron has chosen to call it an "alternator" because this a typical application and because alternator charging sources are integrated better with the rest of the system. This should change and configuration options are needed for actual charging source and direction of power flow.

If you disconnect the VE.Direct cable and place the XS input after a DC System shunt then the GX device will calculate this as a load not a source.

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nickdb avatar image
nickdb answered ·

I have posed the question to the VRM team.

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Related Resources

Orion XS product page

Orion XS datasheet

Orion XS manual (html)

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