BB. wrote: »
I would presume a system would enter bulk/absorb if the temperature corrected battery voltage falls below ~12.7 volts (12 volt reference).
Add temperature correction issues and how long below 12.7 volts--Is all going to serve to confuse each other... But, in the end, if the Outback is holding the bank at your chosen Vabsorb voltage (say 14.5)--Then there is no need for the other controllers to come out of float (and since they see>12.7 volts--they are still happy in float).
In the end, see if the voltage required to recharge your battery bank back to 100% full is being met--You really don't really care if 50% of the current comes from (solar charge) controller A and 50% from controller B, or if 100% comes from A. It is all the same as the battery is concerned.
More or less, the controller with the highest Vabsorb/Vfloat voltages will "win". As long as the other controller(s) kick in and help charge when needed (battery below ~80-90% SOC), then all is well.
BajaSun wrote: »
Not sure why I'm not getting any answers now? Do I need to start a new thread? Sorry if I'm not so smart as to understand everything being said-kinda why I asked the forum for help, oh well..