[volt-nuts] Fluke 732A Questions

[John Phillips]

Call Agilent about 3458A calibration then tell them that you really want
your fluke calibrated and see what they will do for you.


On Tue, Dec 31, 2013 at 3:48 PM, John Phillips <john.phillips0 at gmail.com>wrote:

> Any thing you do other than record the current voltage reading will
> introduce more uncertainty and increase drift unless you have a defect.
> Replacing a defective part will start the aging process over again for that
> part. Do not change anything if you can help it.
>
> Agilent is a good cal lab to use as well. They will run it for a few days
> and take readings a few different times and give you a report.
> Most of the time the battery is not enough to keep the box hot until they
> plug it in  so they count on warming up a few days.
>
> Hope that helps.
> John
>
>
> On Tue, Dec 31, 2013 at 3:31 PM, Chuck Harris <cfharris at erols.com> wrote:
>
>> The obvious reason for that suggestion is the adjustment
>> pot is likely to be noisy and is likely to introduce
>> uncertainty.
>>
>> The big question that comes to my mind is if you care about
>> that level of uncertainty, why not replace the pot with a
>> voltage divider made of some low thermal coefficient fixed
>> value resistors?
>>
>> -Chuck Harris
>>
>> jeffhook at comcast.net wrote:
>>
>>>
>>>
>>> Hi,
>>>
>>>
>>>
>>> Are you guys adjusting your 732As?
>>>
>>> I have a friend that works in a large CAL lab and he told me to never
>>> adjust my
>>> 732As, just compare them.
>>>
>>> They send out their 732 Bs to Fluke but are never adjusted, just
>>> compared and sent
>>> back with current voltage reading ??
>>>
>>>
>>>
>>> Thanks - Jeff
>>>
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>
>
>
> --
> John Phillips
>



-- 
John Phillips