I have replaced this type of battery in other equipment, so it isn't a big deal for me. I'm sure I can do it without losing the cal data.
Joe Gray W5JG On Aug 20, 2013 9:43 AM, "Dr. David Kirkby" <drkir...@gmail.com> wrote: > On 20 August 2013 14:51, J. L. Trantham <jlt...@att.net> wrote: > > If the battery is 'OK', I would favor just sending it to Agilent for > > calibration, unless you can 'SAFELY' change the battery while preserving > the > > cal data. > > > > Good luck. > > > > Joe > > If one accepts there is some risk changing the battery while > preserving the data, one has two choices. > > 1) Do as you say and leave the battery, preserving the cal data. This > however risk the battery leaking at some time. > 2) Change the battery, losing the cal data, but virtually eliminating > the risk of leakage. > > To me at least, the path of least risk is the one to take. > > I suspect if one put a power supply in parallel with the battery with > a 10 k resistor in series, then the 10 k resistor would not drop > enough voltage to lose the ram data, but if it was accidently shorted > the current would be limited to a few hundred microamps. That's > unlikely to do any damage > > I guess for a volt nut, preserving the cal data is more important than > it is to me. Not damaging the meter is higher on my priority list. > > Dave > _______________________________________________ > volt-nuts mailing list -- volt-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/volt-nuts > and follow the instructions there. > > _______________________________________________ volt-nuts mailing list -- volt-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/volt-nuts and follow the instructions there.