Re: [foxboro] ECB8 parameters online edits
- From: Kashif Ijaz <kashifijaz93@xxxxxxxxxxx>
- To: foxboro freelists <foxboro@xxxxxxxxxxxxx>
- Date: Wed, 25 Feb 2009 09:53:46 +0500
Actually, my question was related more to the ECB8 parameter and not the PLB
block parameters change. I don't want the changes in ECB8 parameters within ICC
to cause the outputs of the FBM goto 0 or Failsafe when I press DONE.
Regards,
> Date: Tue, 24 Feb 2009 16:24:09 -0500
> Subject: Re: [foxboro] ECB8 parameters online edits
> From: gooooomaker@xxxxxxxxx
> To: foxboro@xxxxxxxxxxxxx
>
> I am using V8.3 with IACC and have added rungs with no issue. IACC should
> only download changed parameters/ladder logic and not affect control of
> other rungs on the same ladder.
> Chris
>
>
> On 2/24/09, Gonzalo Díaz <Gonzalo.Diaz@xxxxxxxxxxxxxxxxx> wrote:
> >
> > In addition to the original question... I have to add a few discrete I/O
> > points to a existing PLB. This PLB does have 3 DO's wich are used to command
> > the 3 main valves of the plant. I did modify the ladder (adding just 4 rungs
> > in IACC Ladder Editor) but I do not know if this "add" operation does have
> > any impact on the current running FBM...I DO NOT want to see this FBM go
> > down and up or re-initialize or seeing the outputs going from one to zero
> > and back to one. I just cannot allow that.
> >
> > So, the answer from Jorge does apply to this case or not? Just want to know
> > if this operation affects the FBM or not.
> >
> > Regards,
> >
> > Gonzalo
> >
> > -----Mensaje original-----
> > De: foxboro-bounce@xxxxxxxxxxxxx [mailto:foxboro-bounce@xxxxxxxxxxxxx] En
> > nombre de Jorge_JS
> > Enviado el: Martes, 24 de Febrero de 2009 14:12
> > Para: lista foxboro
> > Asunto: Re: [foxboro] ECB8 parameters online edits
> >
> > If you edit ladder logic "online" the current operation of the system is
> > not affected (only the especific rungs you changed) and there is no
> > initialisation. If you edit the block parameters it will initialize as
> > normal blocks (when ever you use the DONE button). Thats what the "teacher"
> > told me.
> >
> > Jorge Jimenez
> > Resirene Tlaxcala, Mexico
> >
> >
> >
> >
> >
> > > From: kashifijaz93@xxxxxxxxxxx
> > > To: foxboro@xxxxxxxxxxxxx
> > > Subject: [foxboro] ECB8 parameters online edits
> > > Date: Tue, 24 Feb 2009 10:10:27 +0500
> > >
> > > Dear list,
> > >
> > >
> > >
> > > If we want to change the ECB8 parameters online for FBM running ladder
> > logic, what is the impact. Will it accept the ECB8 parameter chagnes online
> > without ladder or FBM initialisation?
> > >
> > >
> > >
> > > Regards,
> > >
> > >
> > >
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>
>
> _______________________________________________________________________
> 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
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