Anyone using these to receive REC's Renewable Energy Credits? On Fri, Nov 14, 2008 at 9:39 PM, Carl Adams <[EMAIL PROTECTED]> wrote:
> Kelly, > > I have installed several of the Metrima BTU/KWH meters for SHW. The kit > comes with a flowmeter, temperature sensors and wells (hot and cold), and a > calculator, nicely integrated. These are utility grade meters and more > economical than the hardware you mentioned(dealer price $425). Check out > TCT Solar ( http://www.tctsolar.com/ the US distributor). The only > downside is that the units are BSP thread ( adapters to NPT are provided in > the kit to drop the temperature wells and the flow meter into a 3/4" NPT > line). I guess if we deployed more of these in the US we'd have NPT as a > standard option. Another use I've found for these units is they allow me to > adjustment for offsets in the tank temperature sensor vs the actual hot > water temperature ( 2 - 10 degrees typical), and adjust the high limit set > point accordingly. I like the fact that customers can look at the kWh of > energy delivered by the SHW system and easily convert to $$savings. Larger > units are available for higher flow rates/pipe sizes. > > Cheers > Carl > > > > On Fri, Nov 14, 2008 at 9:50 AM, Kelly Keilwitz, Whidbey Sun & Wind < > [EMAIL PROTECTED]> wrote: > >> Thermal wrenches, >> We have a customer who wants to log the energy gain of his SHW system. >> The only viable option we've found is by Resol (also rebranded by Caleffi) >> which includes their top-line controller (~$280) in conjunction with their >> data logger, DL-2 ($500). With markup and installation this system will >> cost >> our customer over $1K. >> >> Are there any other AFFORDABLE options out there, that include data >> logging >> to a computer or web interface? >> >> Thanks, >> -Kelly >> >> Kelly Keilwitz, P.E. >> Whidbey Sun & Wind, LLC >> Renewable Energy Systems >> NABCEP Certified PV Installer >> 987 Wanamaker Rd, >> Coupeville, WA 98239 >> PH & FAX 360-678-7131 >> [EMAIL PROTECTED] >> >> >> >> >> _______________________________________________ >> List sponsored by Home Power magazine >> >> List Address: [email protected] >> >> Options & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> >> List-Archive: >> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >> >> List rules & etiquette: >> www.re-wrenches.org/etiquette.htm >> >> Check out participant bios: >> www.members.re-wrenches.org >> >> > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: [email protected] > > Options & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out participant bios: > www.members.re-wrenches.org > > > -- Best, Bill Roush Heartland Solar Energy Industries Association www.hseia.org Heartland Renewable Energy Society www.heartland-res.org
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