produces a "1" or "TRUE"... no problems :) you can also connect a real to a boolean input On 8 August 2012 11:25, Quay B. Finefrock <qbfinefrock@xxxxxxxxx> wrote: > Good day ladies and gents, > What happens in a CALC function block when an OR function is used with a > stack that includes a real value. For example, what is written out to BO01 > in the following case? > > IN BI01; = False > IN RI01; = 13.0 > IN BI02; = False > IN BI03; = False > OR; > OUT BO01 = ? > > Does this produce an error? Does the result depend on the value of RI01? > > I am reverse-engineering some old I/A logic and I do not have access to a > simulator to test and see what will happen in this situation. Can someone > please help me out? > > Regards, > > Quay > -- > > Quay B. Finefrock > PSD Controls Pte. Ltd. > Phone: +65 9327 2923 (Singapore) > +673 883 1480 (Brunei) > +60 17 820 6900 (Malaysia) > Email: Quay@xxxxxxxxxxxxxxxx > > > > > > > _______________________________________________________________________ > This mailing list is neither sponsored nor endorsed by Invensys Process > Systems (formerly The Foxboro Company). Use the info you obtain here at > your own risks. Read http://www.thecassandraproject.org/disclaimer.html > > foxboro mailing list: //www.freelists.org/list/foxboro > to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join > to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave > _______________________________________________________________________ This mailing list is neither sponsored nor endorsed by Invensys Process Systems (formerly The Foxboro Company). Use the info you obtain here at your own risks. Read http://www.thecassandraproject.org/disclaimer.html foxboro mailing list: //www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave