Re: Current Transformer thanks

> >
> > Does Mr Bowden means to say pin 1 instead of pin 7 in the above
statement.
> > Since pin 7 does not connect to a capacitor.
> > Or is my ignorance showing.
>
> You caught him. The chip us a dual opamp, one half used as an
> amplifier and the other as a comparator. Evidently he wrote the
> description with the second half as the amplifier, then drew the
> diagram with the first half as the amplifier. They are interchangeable.
>
> > I'm also confused does this circuit produces 12 Volts DC ??
>
> It doesn't. there is a separate, external, 12 volt supply connected
> to this circuit from an unspecified source. This circuit just
> switches that 12 volts off or on to a load.
>
> > Is the theory of relay to turn on say a light or something when it
detects
> > voltage? I'm probably not going to make the circuit but just trying to
> > understand it a bit.
>
> At a particular level of line current, the relay is energized. What
> you do with the relay contacts is your choice.

Thanks again. I get it now. Its just that the relay was not drawn with as
much detail as I like . With one side showing the 12volts coming in and the
other showing the relay. When your a novice you like to see it spelled out.

Thank you.


.

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