[Diy_efi] RE:photocoupler?

[Mark Bowers & Family]

Tony,

What application are you trying to achieve with a photocoupler in line with
an injector? Control the injector, or use it as a sensor to drive something
else from the injector drive current??

Regards,
Mark B.

----- Original Message -----
From: Tony Petroski <tp11 at uow.edu.au>
To: <diy_efi at diy-efi.org>
Sent: Friday, February 21, 2003 12:23 AM
Subject: [Diy_efi] RE:photocoupler?


> oh, AC input is i think just terminology associated with the fact that
> the INPUTS have LED diodes going in both directions. i.e. say pin 1 &
> pin 2 are connected with diode in direction pin 1 & pin 2. Then
> corresponding to the AC input, another diode then follows pin 2 to pin
> 1.
>
> This is the only difference to the Fairchild H11L1. May i ask, the
> following...
>
> If i intend to use such a photocoupler inline with the injector
> circuit which is 12V & nonpolar, will the Fairchild H11L1 work as the
> LED diode only goes in one direction ?
>
> Can someone further add to the terminology of the word 'nonpolar'? I
> do understand, non-polar means that the device doesnt have any
> preferences or requirements to which terminal is anode or cathode.
>
>
>
>
> thanks
>
>
>
> -----------------------------------------------
> Tony PETROSKI (Postgraduate)
>
> Bachelor of Engineering in Mechanical (BE Mech)
> Master of Computer Studies (MCompStd)
> University of Wollongong NSW 2522 Australia
> Mobile: 0402 297 106 Email: tp11 at uow.edu.au
> -----------------------------------------------
>
>
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