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FREQUENTLY ASKED QUESTIONS
Q. What is state of charge (SOC)?
A. It is the remaining battery capacity expressed as a percentage of full charge capacity.
Q. What is State of Health (SOH) or Battery Health?
A. It is expressed as a percentage of the ratio of predicted full charge capacity over the
design capacity. The PH125 uses 4 levels to represent the battery health: Ideal, Good, Fair
and Poor. Please look at the battery health section for more detail.
Q. What is the low battery capacity alarm for?
A. The unit uses an audible alarm to remind the user that the battery capacity is reduced to
a set level. This allows the user to recharge before the battery is fully discharged.
Q. What is the battery health alarm for?
A. The unit also uses and audible alarm to remind the user that the battery’s health has
reduced below the set level. This allows the user to recondition the battery before it is
too late or change the battery if required.
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