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electrical:12v:battery_monitor [2020/04/15 23:48] frater_secessus [inexpensive shunts] |
electrical:12v:battery_monitor [2020/04/15 23:58] frater_secessus [Battery monitors] |
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* a calculation on capacity used/ | * a calculation on capacity used/ | ||
+ | For the monitor to keep accurate count, power **from all charging sources** and **to all loads** must pass through its //shunt//, a relatively heavy piece of metal that reacts predictably to current. Typically the shunt is placed between the battery bank's negative post and the systems' | ||
===== how they work ===== | ===== how they work ===== | ||
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- counts Amps/Watts in and out while below that voltage, thereby calculating the percentage of capacity used and percentage remaining. | - counts Amps/Watts in and out while below that voltage, thereby calculating the percentage of capacity used and percentage remaining. | ||
- | Note: Watching amps trail off at the end of lead Absorption (endAmps) will also tell you when the bank is [[electrical: | + | Note: |