Kalpesh,As in modbus communication protocol this normally happens if you are trying to read a modbus register which doesn't exist in the modbus device (e.g. PLC). Rgds,Ali Zahidi > From: jckalpesh@xxxxxxxxxxxxx > To: foxboro@xxxxxxxxxxxxx > Date: Sun, 2 Oct 2011 15:11:10 +0300 > Subject: [foxboro] FBM 230 communication issue > > > > List, > > We have configured FCP270 - FBM230-FDSI to establish communication > between two DCS system using the scada radio.(Ver 8.3 XP) > > Currently at both side ECB200 & 201 are healthy in System monitor but DCI > blocks (RIN,ROUT,BIN,BOUT) are in Cyan color at both end. > > Any idea ? > > thanks > > Kalpesh > Specialist (Controls Engineering -DCS ) > > > > DISCLAIMER: > For the purposes of the State of Qatar law No (16) of 2010 concerning > Electronic Commerce and Transactions; unless expressly agreed, Sender does > not consent nor consider itself to be contractually bound in any manner, > through the use of electronic communications, including but not limited to, > the formation or inferred formation of a contract between Sender and the > intended recipient of this email. > > Notice : This e-mail and any attachments may contain information which is > confidential to the addressee and may also be privileged. If you are not the > intended recipient of this e-mail, you may not copy, forward, disclose or > otherwise use it in any way whatsoever. If you have received this e-mail by > mistake, please e-mail the sender by replying to this message, and deleting > the original and any printout thereof. > > > _______________________________________________________________________ > 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