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 > > ################################################################ > TechNet E-Mail Forum provided as a free service by IPC using LISTSERV > 1.8c > ################################################################ > To subscribe/unsubscribe, send a message to [log in to unmask] with > following text in the body: > To subscribe: SUBSCRIBE TechNet <your full name> > To unsubscribe: SIGNOFF TechNet > ################################################################ > Please visit IPC web site (http://jefry.ipc.org/forum.htm) for > additional information. > For the technical support contact Dmitriy Sklyar at [log in to unmask] or > 847-509-9700 ext.311 > ################################################################ > ################################################################ TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c ################################################################ To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TechNet <your full name> To unsubscribe: SIGNOFF TechNet ################################################################ Please visit IPC web site (http://jefry.ipc.org/forum.htm) for additional information. For the technical support contact Dmitriy Sklyar at [log in to unmask] or 847-509-9700 ext.311 ################################################################