[time-nuts] What to do with a 5061A/5061B with dead NiCds
magnus at rubidium.dyndns.org
Sun Feb 5 20:32:01 EST 2017
These days, NiCd cost us a lot here in Europe as Cadmium is something
they want out of the market. Kind of not so nice for health. Still
available thought. I avoided loading NiCd into stuff from pure cost.
PHK would vote for lead-batteries. I use LIPO(Fe) for portable stuff.
On 02/06/2017 01:11 AM, Joseph Gray wrote:
> I don't know which option would be best, but rebuilding the pack may not be
> expensive. A rebuilt NiCad pack for a Flukemeter only cost me $12. Fluke
> charges $120 for a new one.
> On Feb 5, 2017 4:27 PM, "Skip Withrow" <skip.withrow at 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
>> 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
>> Skip Withrow
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