Forum Discussion
BFL13
Dec 15, 2013Explorer II
With both on, the battery voltage will rise to the higher voltage of the two chargers, which leaves the other charger idle.
Say the converter is at 13.6v so it is there all night, then solar comes on during the day and it is set to 14.3v. Solar will take over and raise the battery above 13.6 to 14.3 then quit at dusk, when better voltage will fall back to 13.6 again.
If you want to keep a steady Float voltage of 13.6 then just turn off the solar when at home and plugged in.
EDIT: to turn off the solar, put your on /off switch on the array side of the controller on one of the wires. The sequence for connected a controller is battery first then array. So the controller stays on battery, but the array is disconnected and connected by the switch.
Say the converter is at 13.6v so it is there all night, then solar comes on during the day and it is set to 14.3v. Solar will take over and raise the battery above 13.6 to 14.3 then quit at dusk, when better voltage will fall back to 13.6 again.
If you want to keep a steady Float voltage of 13.6 then just turn off the solar when at home and plugged in.
EDIT: to turn off the solar, put your on /off switch on the array side of the controller on one of the wires. The sequence for connected a controller is battery first then array. So the controller stays on battery, but the array is disconnected and connected by the switch.
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