No, clamp on meters are design to clamp AROUND he wire carrying the current.
Note though that this is an additive process, the meter will show the SUM of
current going through the cables, so you need to clamp only ONE wire,
clamping both would result in a reading of zero. TTYL


> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of Donovan Parks
> Sent: Monday, February 18, 2002 19:12
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [EE]: Measuring Current
>
>
> Hello,
>
> I'm up here in Canada and indeed we have single-phase.  Was
> thinking 3 phase
> because of the 3 wires - brain fart.  Anyway, to measure the current can I
> put the "clamp on" device in series with any wire?
>
> Regards,
> Donovan
>
>
> > Donovan submits this for piclist perusal:
> > > Hello,
> > >
> > > Thanks for all the help.  Another question: how do I measure
> the current
> > > from a 3-phase, 120Vac voltage source (i.e. a wall plug-in)?
> >
> > I don't know where you live, but here in the US, the 120VAC electricity
> that
> > you would find in a home is single-phase.  But, if that is the type of
> > current you wish to measure, I suggest you get a "clamp on" type device.
> > This will save you much trouble and danger.
> >
>
> --
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>
>

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