Try Tim luke alpha metal 905-542-2240 .

> ----------
> From:         Irwin, William D[SMTP:[log in to unmask]]
> Sent:         February 13, 1998 9:22 AM
> To:   [log in to unmask]
> Subject:      [TN] Alpha Metals Ionograph 500M Chemical Verification
>
> I have an Alpha Metals Ionograph model 500M that I have inherited from
> an engineer that is no longer with the company.  Along with this piece
> of equipment I have only inherited internal procedures that look like
> they have been copied from the manual, but no manual.
>
> We have to calibrate or verify the solution by taking a specific
> gravity
> and running the test procedure.  in this you use the reading you have
> taken above and add a know amount of contaminate to the unit.  I am
> then
> looking for a reading of 37.5 (+/- something I'm assuming) for a pass.
> the problem I am having is that I am reading in the 420's to 460's and
> no one here has ever seen this unit fail.  we also do not cover the
> fail
> contingency in our procedures.  I have been leaving messages with
> Alpha
> Metals for 2 days with no reply.
>
> Help!!!!!!!!!!!!!!!!!!!! Has anyone encountered this and if so could
> you
> give me some guidance.
>
> Bill Irwin
> [log in to unmask]
> Bill  Irwin
> Berg Electronics
> (717) 764-7309
>
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