Battery Charging Voltage

Whatever... you have a right to believe whatever you want, as do I.

bllsht wrote:
> In message <T5nTd.22184$Tt.4820@fed1read05>, "Jerry Bransford" wrote:
>
>
>>Since generators, that are no longer installed in passenger vehicles,
>>would allow the battery to be drained at slow engine rpms, it was useful
>>to have an amp meter. I grew up with amp meters and know what they do
>>and how they work. How would an ammeter be useful in an engine whose
>>alternator doesn't have the generator's drawback of allowing battery
>>discharge at idle? The ONLY time you'd see a negative flow is during
>>starting, winching or something else that draws more than what the
>>alternator is capable of generating.
>
>
> Maybe a stretch here, but don't ya think that if your ALTERNATOR WAS TAKING A
> ****, your ammeter MIGHT show discharge?
>
> Never seen an alternator that couldn't keep up at idle Jerry? And I thought
> you'd seen it all... If you could, please explain to us why, if they are
> useless in vehicles equipped with alternators, many vehicles continued to be
> equipped with ammeters long after alternators replaced generators.
>
>
>
>
>>
>>
>>bllsht wrote:
>>
>>>I'll type slower for ya this time, and maybe you'll get it...
>>>
>>>I didn't say a volt meter wasn't useful. I said they are just two different
>>>ways of determining the "health" of the charging system. I'd actually like to
>>>have both. However, if I had to choose one or the other, I'd prefer an ammeter
>>>because a volt meter doesn't tell you DIRECTION or AMOUNT of current flow.
>>>
>>>If you really like your volt meter, you have my permission to keep it.
>>>
>>>
>>>
>>>In message >, "Mike Romain" wrote:
>>>
>>>
>>>
>>>>Gee, that's funny, my volt meters must be psychic or something.
>>>>
>>>>I can always tell the state of my charging system by knowing where my
>>>>voltage gauge sits during 'normal' operations. When it starts
>>>>fluctuating out of the normal, according to how, I know what to check.
>>>>It seems pretty easy. If the gauge didn't reflect the operation, then
>>>>the gauge is useless and you may as well have one idiot light only.
>>>>
>>>>I find the volts reflect the charge state really well.
>>>>
>>>>Mike
>>>>86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
>>>>88 Cherokee 235 BFG AT's
>>>>
>>>>bllsht wrote:
>>>>
>>>>
>>>>>In message <X1NSd.19245$Tt.11615@fed1read05>, "Jerry Bransford" wrote:
>>>>>
>>>>>
>>>>>
>>>>>>Exactly, your alternator-equipped Jeep uses a voltmeter... since an amp
>>>>>>meter is not needed for an alternator equipped vehicle like it is for
>>>>>>one that has a generator like hasn't been used in many years.
>>>>>
>>>>>An amp meter isn't needed for an alternator equipped vehicle??? Where do you
>>>>>get this crap? Ammeters were used for many years after alternators replaced
>>>>>generators. They are just two different ways of determining the "health" of the
>>>>>charging/starting system. In fact, testing the system includes using BOTH.
>>>>>
>>>>>While a volt meter will tell you what system voltage is, an ammeter is the only
>>>>>way to KNOW whether your battery is being charged or discharged, and at what
>>>>>rate. The switch to voltmeters from ammeters probably has more to do with
>>>>>trying to avoid confusing or alarming those who are easily confused. Like you
>>>>>seem to be.
>>>>>
>>>>>Ammeters constantly fluctuate with electrical system loads, while voltmeters
>>>>>stay steady unless something is seriously wrong. People don't like seeing their
>>>>>gauges fluctuate.
>>>>>
>>>>>
>>>>>
>>>>>>Joe Carroll wrote:
>>>>>>
>>>>>>
>>>>>>>On Tue, 22 Feb 2005 12:28:42 -0800, L.W.(ßill) Hughes III
> wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> Real Jeeps come stock with Amp gauges, like ALL Hod Rodders have,
>>>>>>>>and anyone whom wants to know what's happening under their hood:
>>>>>>>
>>>>>>>
>>>>>>>Damn, you mean thats a voltmeter and not an amp gauge on my 2k-tj?
>>>>>>>
>>>>>>>Joe Carroll
>>>>>>>2K-TJ
>>>>>>>
>>>>>>>There are some simple truths...And the dogs know what they are."
>>>>>>> Joseph Duemer
>>>
>>>
>

--
Jerry Bransford
PP-ASEL N6TAY
See the Geezer Jeep at
http://members.cox.net/jerrypb/