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Search: Posts Made By: ManWonder
Forum: Electrical | Charging, Systems, Solar and Generators 04-17-2018, 08:27 PM
Replies: 14
Views: 2,966
Posted By ManWonder
There hasn't been a lot of sunshine the past few...

There hasn't been a lot of sunshine the past few days but what appears to be happening is the cheap mppt controller is stepping down by 2 volts whatever the panel is producing onto the batteries- not...
Forum: Electrical | Charging, Systems, Solar and Generators 04-14-2018, 09:59 PM
Replies: 14
Views: 2,966
Posted By ManWonder
so, i went out and measured as you suggested and...

so, i went out and measured as you suggested and here's what i found: note that the sun was well past its peak - the voltage coming off the panels was over 14 and the batteries were at below 13 -...
Forum: Electrical | Charging, Systems, Solar and Generators 04-14-2018, 08:02 PM
Replies: 14
Views: 2,966
Posted By ManWonder
It is a cheapo controller with minimal user...

It is a cheapo controller with minimal user manual - on Amazon it is called "CPY-2420 12V/24V 20A USB MPPT Solar Panel Battery Charge Controller" - it claims it has overcharge protection but there...
Forum: Electrical | Charging, Systems, Solar and Generators 04-14-2018, 07:09 PM
Replies: 14
Views: 2,966
Posted By ManWonder
I stuck one of those plug-in voltage meters into...

I stuck one of those plug-in voltage meters into one of the 12volt sockets connected to the house batteries and it showed the higher amount as well - so is that telling me the batteries are being...
Forum: Electrical | Charging, Systems, Solar and Generators 04-14-2018, 05:38 PM
Replies: 14
Views: 2,966
Posted By ManWonder
i don't understand what screen shot to post......

i don't understand what screen shot to post... :ermm:

basically all i am saying is i had a pwm solar charge controller for over a year which at most went to 13.7 or 13.8 volts - when i switched to...
Forum: Electrical | Charging, Systems, Solar and Generators 04-14-2018, 04:01 PM
Replies: 14
Views: 2,966
Posted By ManWonder
Deep Cell Battery Charge Over 15?

quick question: just switched solar controller from cheapie pwm to cheapie mppt - under pwm voltage never went over upper 13s - with mppt it has gone over 15 - is this okay?
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