A very simple solution... Thanks -----Original Message----- From: Clement, Mark (KIDDMET) Sent: Wednesday, December 15, 2004 10:02 AM To: 'foxboro@xxxxxxxxxxxxx' Subject: Re: [foxboro] Lock Setpoint Value in Controller Just use SPHLIM and SPLLIM - set them very close to the same values ex: SPHLIM = 350.0 SPLLIM = 349.9 Regards Mark -----Original Message----- From: Karppi, Dan (SudburySmelter) [mailto:DKarppi@xxxxxxxxxxxxxxxxxxxxxxxx] Sent: Wednesday, December 15, 2004 9:44 AM To: 'foxboro@xxxxxxxxxxxxx' Subject: [foxboro] Lock Setpoint Value in Controller Hello List Members, I want to lock the value of the setpoint in a PIDA controller so that it cannot be changed from the faceplate. I recall that in an earlier post it was suggested that a configured parameter can be linked to itself in the block configuration to lock its value. I've searched the archives but cannot find this post. Does anyone remember how to do this? Thanks in advance, Dan Karppi CCST Instrument Technologist Falconbridge Limited Falconbridge, ON Canada _______________________________________________________________________ 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: http://www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave The Noranda/Falconbridge Anti-Virus System has scanned this message/attachment(s) for viruses. _______________________________________________________________________ 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: http://www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave The Noranda/Falconbridge Anti-Virus System has scanned this message/attachment(s) for viruses. _______________________________________________________________________ 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: http://www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave