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Li-Saver Questions?
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Fast5sRevo88
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Li-Saver Questions? - 04.09.2008, 06:06 PM

How exactly does the Li-Saver work?, does it work as a LVC? And can it sense when both batteries are low when used in a series? Can it also be used with a ccbec?
   
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Fast5sRevo88
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04.10.2008, 11:44 AM

I really need an answer to this.
   
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BrianG
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04.10.2008, 12:09 PM

Well, since no one else in answering, I'll give it a shot:

Like most LVCs, it reads the total battery voltage (not individual cells). Being external, the Li-Saver is installed in series with the throttle signal. If the battery voltage falls below the set cutoff value, the LVC sends a throttle signal to the receiver to tells it to go into neutral (which is typically 1.5ms pulses).

I don't know what the voltage rating on the Li-Saver is, or if it automatically knows the cutoff value to use based on the battery voltage it sees.

I would definitely be careful about using one on each battery pack and then hooking the throttle cable connections in series. If the battery sense wire is opto-isolated, then it should work fine to use a Li-Saver on each series-connected pack. However, if the Li-Saver uses a common ground (where the throttle signal ground is common to the battery sense ground), hooking them up to series-connected battery packs and series on the throttle cable will likely burn up wires, PCB traces, LVBC components, or any combination of these.
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Fast5sRevo88
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04.10.2008, 01:01 PM

That sounds good, i'm using a monster pro which has LVC, but the programming seems to be little hit or miss and i haven't gotten used to it. I just want to be sure that i don't fry $250
   
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