12 volt differential controller [RE-wrenches]

[Darryl Thayer]

HI everyone after I sent this I realized Mark said 12
volt.  The C-30 used to have a model that ran on 24
volt AC.  I do not know if it can be run on 12 volt DC

Daryl
--- Darryl Thayer <daryl_solar at yahoo.com> wrote:
> Hi mark
> The 3GC96 WW Grainger part number 3GC96,
> www.grainger.com is a 10k thermister based
> controller.
> This is a Goldline product which used to be a C-30
> The
> Independent Energy that makes it calls it a GL-30
> Daryl
> --- "Mark Downing, Hurshtown Alt. Power"
> <solarman4 at yahoo.com> wrote:
> > I am in dire need of a 12V differential controller
> > that uses 10K thermisters
> > for use on a Solar DHW system.
> > Does anyone have one or know where I can get one?
> > Can anyone supply a fairly simple circuit I can
> > build to accomplish this
> > function?
> > 
> > Mark, Hurshtown Alternative Power
> > 
> > 
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