Hi Bill Because OB has all their shunts in parallel, no one shunt carries all of the current. Which assumes you are using 2 or 3 shunts for the monitoring.
Therefore to use a trimetric you have to add a 4th shunt that carries full current. Jay > On Nov 22, 2020, at 10:05 PM, frenergy <frene...@psln.com> wrote: > > > Wrenchers, > > I tried asking OB about this, no response. New FlexPwer2 > installed in customer's basement, I like to keep the Mate with the system > because the basement is my access point for future programming, > troubleshooting, etc (rather than entering the house which many times is > unoccupied)...no internet or cell service onsite. > > To have some system status info in the house for the customer I > would like to install a Trimetric 2030 upstairs. This looks a bit tricky > with three shunts in the DC enclosure to monitor various in/outputs for the > FNDC to function and display info properly for the Mate. Where-o-where might > the sense wire be connected to properly measure NET amps flowing hither and > fro to supply the correct info for the Trimetric? The picture should help, > the two cables coming off the bottom (right side) of shunt "B" are inverter > negs. > > Bill > > Feather River Solar Electric > Bill Battagin, Owner > 4291 Nelson St. > Taylorsville, CA 95983 > 530.284.7849 > CA Lic 874049 > www.frenergy.net > > > > This email has been checked for viruses by Avast antivirus software. > www.avast.com > > > <OB FP2 shunts oic.pdf> > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@lists.re-wrenches.org > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org >
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