I would second the UPS idea in addition to rebuilding the internal pack which I see as more of a carryover supply while physically moving the standArd or performing maintenance on the line / 24VDC inputs
Content by Scott Typos by Siri > On Feb 6, 2017, at 8:50 AM, Scott McGrath <scmcgr...@gmail.com> wrote: > > I went with option #2 and opted for batteries plus to rebuild the packs as I > recall it was about 80 dollars to rebuild the pack which included a 1 year > warranty > > The problem with moving to lithium batteries is building the battery > management system and safety systems needed for the SAFE operation of lithium > cells. > > Content by Scott > Typos by Siri > >> On Feb 5, 2017, at 6:27 PM, Skip Withrow <skip.with...@gmail.com> wrote: >> >> Hello time-nuts, >> >> I have 5061A and 5061B units with the battery option and dead battery >> packs. My question is what makes the most sense when refurbing these units? >> >> 1. Yank the old battery out and just leave it that way. Running the unit >> on a UPS would preserve the functionality. >> >> 2. Replace the pack with a rebuilt NiCd pack. I'm sure Batteries Plus >> would be happy to do it, but sounds expensive. >> >> 3. Replace the pack with a NiMH pack, and really crank down the float >> current of the 5061. >> >> 4. Replace the pack with Li-ion battery. Would be a much smaller battery, >> but the charging circuit would have to be pitched. Building in a Li-ion >> charge controller sounds like it could be a project (which I don't >> necessarily want). >> >> 5. Yank the old battery pack and run the 5061 on two 12V batteries with an >> appropriate power supply/charger (basically a version of #1). >> >> Any thoughts on these or other options would be appreciated. Thanks in >> advance. >> >> Regards, >> Skip Withrow >> _______________________________________________ >> time-nuts mailing list -- time-nuts@febo.com >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
