This is not what is on the ELF, but ti is wqhat you are after. http://www.trcelectronics.com/View/Mean-Well/SD-15C-12.shtml
1.25A $13. I use Meanwell PS in my lab and have no complaints. On Thu, May 15, 2014 at 9:16 PM, Michael Ross <[email protected]>wrote: > My ELF has one. 48:12. Let me see If I can f ind you a source. > > > On Thu, May 15, 2014 at 8:59 PM, Michael K Johnson via EV < > [email protected]> wrote: > >> Well, my system floats from the frame, but lightobject responded: >> >> : The power of the JLD404 is isolated and the ground of the >> : power negative has no common to the Input ground. You do >> : NOT want to common ground the power and the INPUT ground. >> : Otherwise, the amp meter won't work and that is the pretty of the >> : JLD404 with isolated Ground >> >> So I guess it's off to ebay for an isolating power supply. I haven't >> seen one yet that can handle 48V and output 12V, so it looks like >> I'll have to put it downstream from my buck converter. >> >> On Thu, May 15, 2014 at 1:34 PM, Rick Beebe <[email protected]> wrote: >> > Jack's concern was that the meter might make a connection between frame >> > ground and the high voltage pack so he put the DC-DC in for isolation. I >> > did have that problem on the analog volt meter I used to have in the >> > truck so I put one in as well. However I don't have any evidence to >> > suggest it's really necessary for this meter. I haven't found any >> > continuity between the 12v power and high voltage connections on the >> > meter. But the DC-DC was only a couple bucks so it was cheap insurance. >> > >> > --Rick >> > >> > On 05/14/2014 08:17 PM, Michael K Johnson wrote: >> >> Thank you! That's perfect! All you are really doing is programming >> >> mV/A with a max of 75mV, so that makes sense. >> >> >> >> The EVTV diagram says "Isolated 12v to 12v DC-DC Converter". I didn't >> >> see anywhere else that the negative power terminal on the JLD404AH >> >> cannot be tied to the COM terminal. And all my 12V regulated supplies >> >> are common negative. I don't have a separate 12V house battery in the >> >> lawn tractor. Are you using an isolated dc-dc converter in your truck? >> >> >> >> >> >> On Wed, May 14, 2014 at 9:10 AM, Rick Beebe via EV <[email protected]> >> wrote: >> >>> I have one in my truck and it works great. It wants a 75mV shunt but I >> >>> have a 50mV/500A. You just lie the meter--I.e. I said it was connected >> >>> to a 75mV/750A shunt. >> >>> >> >>> The manual is available here: >> >>> http://www.lightobject.info/viewtopic.php?f=14&t=1074 >> >>> >> >>> Jack Rickard of EVTV has written a plain english one here: >> >>> http://media3.evtv.me/JLD404AH.pdf. >> >>> >> >>> --Rick >> _______________________________________________ >> UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub >> http://lists.evdl.org/listinfo.cgi/ev-evdl.org >> For EV drag racing discussion, please use NEDRA ( >> http://groups.yahoo.com/group/NEDRA) >> >> > > > -- > Put this question to yourself: should I use everyone else to attain > happiness, or should I help others gain happiness? > *Dalai Lama * > > Tell me what it is you plan to do > With your one wild and precious life? > Mary Oliver, "The summer day." > > To invent, you need a good imagination and a pile of junk. > Thomas A. > Edison<http://www.brainyquote.com/quotes/quotes/t/thomasaed125362.html> > > A public-opinion poll is no substitute for thought. > *Warren Buffet* > > Michael E. Ross > (919) 550-2430 Land > (919) 576-0824 <https://www.google.com/voice/b/0?pli=1#phones> Google > Phone > (919) 631-1451 Cell > (919) 513-0418 Desk > > [email protected] > <[email protected]> > > > -- Put this question to yourself: should I use everyone else to attain happiness, or should I help others gain happiness? *Dalai Lama * Tell me what it is you plan to do With your one wild and precious life? Mary Oliver, "The summer day." To invent, you need a good imagination and a pile of junk. Thomas A. Edison<http://www.brainyquote.com/quotes/quotes/t/thomasaed125362.html> A public-opinion poll is no substitute for thought. *Warren Buffet* Michael E. Ross (919) 550-2430 Land (919) 576-0824 <https://www.google.com/voice/b/0?pli=1#phones> Google Phone (919) 631-1451 Cell (919) 513-0418 Desk [email protected] <[email protected]> -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20140515/b4296138/attachment.htm> _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)
