Re: Optima Marine SC34M (float voltage)

Hi Jack,

Optima recommends 2.2-2.3 VPC for float charging at 77 degrees F.  I
would use the Tempenture Compensation table in Section 9.3.3, of the
Car and Deep Cycle Battery FAQ on www.batteryfaq.org to adjust the
voltage.

Kindest regards,

BiLL.......


On Sun, 09 Nov 2003 11:13:06 -0800, Jack Daynes
<[EMAIL PROTECTED]> wrote:

>A friend bought this battery for his boat. I would assume 
>that, as with most AGM batteries, that a charger set to 
>13.5~13.8vDC would be appropriate. A Google search on the 
>battery seems to be limited to the Interstate Battery site 
>and in their divine wisdom, they do not address actual 
>voltage for charging. I've purchased a Shuauer TB6012 
>charger for him and I'm planning to set the voltage in my 
>shop, then I'll box it up and ship it calibrated.
>
>He'll be using it over the winter (in Idaho) to keep up the 
>battery. Normally I'd set up a 13.65vDC float for 77°F on a 
>typical AGM battery. If the valves are good and the 
>temperature stays lower, a higher voltage might be recommended.
>
>Anyone have any relevant experience that will help me decide 
>on a voltage?
>
>Thanks in advance,