Author Topic: Fluke 15 & 17 Burden Voltage  (Read 5547 times)

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Offline SoertierTopic starter

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Fluke 15 & 17 Burden Voltage
« on: November 02, 2012, 08:43:21 am »
Has anyone measured Flukes 15B or 17B's burden voltage on any current range? There's no mention about on the manual provided on Fluke's website.
I am especially interested in the 4A and 10A range.
 

Offline Rerouter

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Re: Fluke 15 & 17 Burden Voltage
« Reply #1 on: November 02, 2012, 09:15:26 am »
From the manual, get the shunt resistance, and use ohms law?
 

Offline Salas

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Re: Fluke 15 & 17 Burden Voltage
« Reply #2 on: November 02, 2012, 09:17:12 am »
My 17B shows 0.05 Ohm in A range, 2.23 Ohm in mA range, 101.3 Ohm in uA range for series resistance at the sockets. Each of its supplied leads shows 0.05 Ohm. Measured with MS8218 delta zeroed. From there maybe you can estimate.
 

Offline SoertierTopic starter

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Re: Fluke 15 & 17 Burden Voltage
« Reply #3 on: November 02, 2012, 09:20:21 am »
From the manual, get the shunt resistance, and use ohms law?
I don't think that's specified in the manual.
 

Offline SoertierTopic starter

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Re: Fluke 15 & 17 Burden Voltage
« Reply #4 on: November 02, 2012, 09:34:01 am »
My 17B shows 0.05 Ohm in A range, 2.23 Ohm in mA range, 101.3 Ohm in uA range for series resistance at the sockets. Each of its supplied leads shows 0.05 Ohm. Measured with MS8218 delta zeroed. From there maybe you can estimate.

Thanks Salas!
So roughly it would be 0.2V on the 4A range (0.05V per Amp ) and 0.4V on the 10A range (0.04V per Amp)?  Of course excluding the leads.
 

Offline Wytnucls

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Re: Fluke 15 & 17 Burden Voltage
« Reply #5 on: November 02, 2012, 09:52:18 am »
Have a look at this:
 

Offline SoertierTopic starter

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Re: Fluke 15 & 17 Burden Voltage
« Reply #6 on: November 02, 2012, 10:36:09 am »
Have a look at this:


Interesting, actually it was me who contacted that user and asked him about current measuring capabilities, but I did not check his channel after that.
So if I do another rough estimate  with 0.040 Ohm on the 4A range it would be 0.16V (0.04V per Amp). This is similar to Fluke 289 (burden voltage according to Fluke's manual).
« Last Edit: November 02, 2012, 10:52:24 am by Soertier »
 


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