The value will be the same because the CALC block is processed in (a fraction of) one BPC cycle. The value can not have been changed. Even when the upstrem block is in different compound or even other station. Even when this block is run at very low period it makes no difference. Martijn Daamen Egemin B.V. Stephensonweg 6 4207 HB GORINCHEM tel. +31-(0)183-626 633 tel. +31-(0)183-643 359 (direct) fax.+31-(0)183-627 119 E-mail. martijn.daamen@xxxxxxxxx web. www.egemin.nl >>> JMilum@xxxxxxx 06/01/2004 18:42:49 >>> I was wondering if anyone has used the AIM*AT OPC Server (PSS 21S-6D10 B4) with the ExperTune Tuning package. I was planning on running it on an off-platform windows box connected to some AW51's via their 2nd ethernet ports. Jeremy Milum Kerr-McGee Chemical LLC (662)343-6517 jmilum@xxxxxxx If you are not the intended recipient of this e-mail message, any use, distribution or copying of the message is prohibited. Please let me know immediately by return e-mail if you have received this message by mistake, then delete the e-mail message. Thank you. _______________________________________________________________________ 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 ********************DISCLAIMER******************* The information in this e'mail is strictly confidential and intended for the exclusive use of the addressee(s). Egemin disclaims all responsibility and accepts no liability for the consequences of any person acting or refraining from acting on the information contained in this e'mail prior to the receipt of a confirmation letter or fax signed by an authorised person. ****************END OF DISCLAIMER**************** _______________________________________________________________________ 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