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- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
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Posts from...
Tuesday, October 9, 2007
Is it possible to have standalone FCS by Yokogawa?
New Replies:
By Gurmaanz on 9 October, 2007 - 9:21 pm -
By Gurmaanz on 9 October, 2007 - 9:21 pm -
hello Mr.Walt Boyes
Since Chevron recently announced that
they were moving from their previous
...
software installation problem
I'm looking for a system to measure level or flow rate of diesel or gasoline tankers by means of GPS...
New Replies:
By Brady on 9 October, 2007 - 9:17 pm -
By Brady on 9 October, 2007 - 9:17 pm -
There are ways to capture gps location at point of delivery and accounting information from truck...
using Modbus in a microcontroller...
We have a problem with one of our mark V panel with all C processor inputs going to alarm state
New Replies:
By viswa on 9 October, 2007 - 3:34 pm -
By viswa on 9 October, 2007 - 3:34 pm -
Belive it or not The issue is solved by replacing IOMA eproms. what i observed is after sometime...
The Modbus communication has a very strange problem I have never seen; the replies to the requests comes from the wrong slave!!!
New Replies:
By Ibrahim Colmenares on 9 October, 2007 - 3:32 pm -
By Ibrahim Colmenares on 9 October, 2007 - 3:32 pm -
Dear fellows; the problem is solved!!
As Mark said the problem was a timing issue, if you see...
By Mark on 9 October, 2007 - 1:58 pm - Increase the transaction timeout value on the OPC Server. You're likely seeing a late reply due to...
By Carl on 9 October, 2007 - 1:58 pm - It appears that the hardware is working (without calculating checksums, etc). The message formats...
Rockwell ProcessLogix
New Replies:
By James Cage on 9 October, 2007 - 3:30 pm -
By James Cage on 9 October, 2007 - 3:30 pm -
You can upgrage your ProcessLogix system to Experion PKS, without throwing away your controllers,...
The big question is to select the proper field communication system for a STP (Sewage Treatment Plant)...
New Replies:
By Jonas Berge on 9 October, 2007 - 1:56 pm -
By Jonas Berge on 9 October, 2007 - 1:56 pm -
Intelligent device management software as part of an asset management solution (AMS) is certainly a...
FISCO concept
New Replies:
By Jonas Berge on 9 October, 2007 - 1:54 pm -
By Jonas Berge on 9 October, 2007 - 1:54 pm -
Wow, clever catch on the 'NTT'
It is FNICO not FINICO. But it looks like the term FNICO is also...
Finding a solution for expensive D-I/O for Foundation Fieldbus
New Replies:
By Jonas Berge on 9 October, 2007 - 1:52 pm -
By Jonas Berge on 9 October, 2007 - 1:52 pm -
Dear Hamid, Keep in mind that on/off sensors and actuators do not connect direct to PROFIBUS-DP....
By Ravi on 9 October, 2007 - 11:56 am - using Foundation Fieldbus for discrete IO is not advisable. PROFIBUS DP is best suited for such...
By Hamid on 9 October, 2007 - 11:37 am - Carmel,
It is exactly what we are considering! Are you satisfied with the whole system? What was...
Can you tell me any good institution for training live project n Java/j2ee?
New Replies:
By babu on 9 October, 2007 - 1:51 pm -
By babu on 9 October, 2007 - 1:51 pm -
refer to http://www.dhonesolutions.com/projecttraining
or mail aditya@dhonesolutions.com...
from the Power Plant Department department...
Is MARK VIe migration a MUST for water injection on a GE Frame 7?Is MARK VIe migration from MARK IV a MUST for water injection on a GE Frame 7?
Looking to automatically drain a tank that currently does not fully drain. Need Level transmitter, plc, and pump.
New Replies:
By A.K.Hait on 9 October, 2007 - 12:31 pm -
By A.K.Hait on 9 October, 2007 - 12:31 pm -
You don't need a PLC for this application. A simple conductivity level probe with switching unit...
By nanda on 9 October, 2007 - 12:30 pm - You can do this logic using a simple relay logic. don't need to have PLC unless you have one...
By steve on 9 October, 2007 - 12:29 pm - i think you'd be mad to put a plc for such a simple task. your better of using float switchs....
Balancing load in parallel electric generator
New Replies:
By jojo on 9 October, 2007 - 12:27 pm -
By jojo on 9 October, 2007 - 12:27 pm -
Re your question on how to set the generators, I would recommend the following:
1. Try to...
What is the difference between 4 wire RTD and 3 wire RTD?
New Replies:
By stem_p1st on 9 October, 2007 - 12:26 pm -
By stem_p1st on 9 October, 2007 - 12:26 pm -
try http://www.rosemount.com they have great explanation and technical drawing to help you solve...
Does tank shape affect pressure?
We installed a TSX FPP20 PCMCIA card on a new PC running WinXP. We used the latest Fipway drivers from the Telemecanique website. We can not get this configuration to work. Has anyone got experience or know how to solve this problem?
New Replies:
By Mark Marusich on 9 October, 2007 - 12:00 pm -
By Mark Marusich on 9 October, 2007 - 12:00 pm -
You need a TSXFPP20 version 1.4 for it to work!!...
How do we minimize the difference between FSR & FSG?
New Replies:
By Bob Johnston on 9 October, 2007 - 11:58 am -
By Bob Johnston on 9 October, 2007 - 11:58 am -
When did you last calibrate this GCV ? Have you changed any GCV hardware recently, servo or LVDT?...
I am trying to set up a Read/Write communications from S7 PLC to a Quantum using the S7 Modbus TCP Driver from Siemens. I am having difficulty getting any communication between the two...
New Replies:
By Eric on 9 October, 2007 - 11:57 am -
By Eric on 9 October, 2007 - 11:57 am -
Hi , I am in the same boat. Have you tried the demo software for S7 that came with the drivers ?I...
What do "load switch ON" and "load switch OFF" mean...
what is mean DLN-1 AND DLN-2
New Replies:
By Bob Johnston on 9 October, 2007 - 11:54 am -
By Bob Johnston on 9 October, 2007 - 11:54 am -
Drop me an Email to bbobjohnston@nospam.gmail.com (miss the nospam)I have some GE documents on DLN...
By nanda on 9 October, 2007 - 11:54 am - Dry Low NOx 1 and 2... term to determine the amount of Nox emmision from gas turbines... which can...
from the scada and networking department...
ewon (eye watching over net) {remotely access plc through internet}
ewon configuration for using it in an internet connection
A dc motor of torque 1kg-cm is to be rotated from 1 to 150 r.p.m based on the speed mentioned in that range
One example on HMI cimplicity
New Replies:
By Anon on 9 October, 2007 - 11:36 am -
By Anon on 9 October, 2007 - 11:36 am -
I don't know what kind of valve you are using, so I will show you simple example.
Select screen...
By CSA on 9 October, 2007 - 11:36 am - The number of steps involved *if* I knew what version of CIMPLICITY you had and what service packs...
Mark V Liquid Flow Measurement with Flow Divider
New Replies:
By CSA on 9 October, 2007 - 11:34 am -
By CSA on 9 October, 2007 - 11:34 am -
It's not exactly clear what you want to do, *but* if you're trying to use the flow divider as a...
By Bob Johnston on 9 October, 2007 - 11:34 am - 1) Get your flow divider rating from the Control Spec. or from CONST.SRC which should be PR_3_MAX =...
I have a small x-y gantry/bridge with an encoder on x leg and one on the y leg...
New Replies:
By Curt Wuollet on 9 October, 2007 - 11:33 am -
By Curt Wuollet on 9 October, 2007 - 11:33 am -
You can do this with a one-shot and a filter. The one-shot will output a fixed width pulse for...
How can i add a Neutral line to a 4KVA 3Ph step up transformer 220 -380 V
New Replies:
By Curt Wuollet on 9 October, 2007 - 11:31 am -
By Curt Wuollet on 9 October, 2007 - 11:31 am -
You can often see the point where the three windings are connected together. That would be your...
I need to learn Honeywell DCS model C300
New Replies:
By Anonymous on 9 October, 2007 - 11:30 am -
By Anonymous on 9 October, 2007 - 11:30 am -
Honeywell system comes with a CD called Knowledge Builder.
There is a section for called Control...
By Carl on 9 October, 2007 - 11:29 am - A search at Honeywell.com for "experion training" provided numerous links, for example:
...
Would like to get a free code for programming from OPC Server (RSLinx) to VB6/ASP/ASP.NET 2.0...
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