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Thermal Overload
The threads that wouldn't die...
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
Fortune
Those who can, do. Those who can't, simulate.
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We are considering using OSISoft's PI system to replace an existing SCADA and business applications related to Gas Distribution network operation and monitoring. Could you please suggest how flexible / easy it is to customise PI system for such a purpose.
New Replies:
Hi Sambath,
Do you need to control you gas distribution network operation? Or is it just...
Grass root project looking a cheap way of bringing groups of temperature signals that are in close proximity into a DCS
Discussion about osisoft pi
New Replies:
By Bill Graham on 17 September, 2009 - 2:54 pm -
Much of what Oliver says is true particularly the dated Process Explorer comments but some of the...
asyncdlgp.exe process memory usage increases
Need information on the Unity's connectivity
New Replies:
If you connected the NOE or the Processor Enet port to a switch (Yes you can program via the...
I hope this is a misunderstanding and that you mean if you can program the PLC from 2 different...
Hmmm...I am hoping that you meant that you want to have the ability to program the Quantum from...
Interested in anyone's experience with Alarm Notification Software
New Replies:
By Tom on 16 September, 2009 - 1:04 pm -
LogMate alarm management software includes a web services module that is easy to use from any web...
I use Wonderware for my SCADA systems and have their ScadAlarm package to go with it. It can call...
Have used WIN911 - basic version. Will be replacing this pkg with the AEE provided by Intellution...
Using Matrikon Process Guard Together with Operational Insight, it was the only tool (a few years...
Hi, I would normally use the SCADA package being used to monitor/control the plant. There is always...
Our TDC3000 system needs to a high voltage transformer.
New Replies:
Like Western Process Computers, VartechSystems also sells LCD touchscreen replacements for Aydin...
As a long time Honeywell customer and TDC3000 user I would suggest getting the parts through...
Second hand parts can be bought from: http://www.westernprocess.com/index.asp...
communications protocol for modbus ASCII.
New Replies:
By M Griffin on 16 September, 2009 - 8:48 am -
"http://www.modbus.org/tech.php" The link to the download area is at the top of the page....
Hi, I assume that you are writing the software in a PLC, only ask as most PLC's have modbus...
Hi Lewis,
www.modbus.org have all the info. I have in front of me 'Modbus over Serial Line...
Analog signal splitter with -1/+1 mA input/output range?
New Replies:
Might want to check out the signal splitter from Phoenix Contact:
Signal Multiplier
...
By Don Lupo on 16 September, 2009 - 7:43 am -
For +/-1mA outputs, Acromag can offer a special single channel solution.
If you'd like to...
By Roy Matson on 16 September, 2009 - 12:33 am -
Perhaps you could try for a voltage input and use a shunt resistor,
It might be easier to find.
...
Installing several air monitoring sensors
Preventing Gas Turbine trip during Fuel Change Over
one of the three drum level transmitter behaves abnormally
New Replies:
Dear Naresh,
Sounds like you've hit a stone wall. About 10 years ago i commissioned a number of...
Slurry level measurement in a batch mixer with agitator and cooling coils.
Intermittent errors on DeltaV RTD cards
New Replies:
Some times lightning strikes damage the card channels, but in this case I think the problem may be...
convert flow rate of pipe in to to mmwc to calibrate a D.P transmitter
Insulation resistance test for instrument field cables
New Replies:
By JCP on 15 September, 2009 - 9:59 am -
Dear Sakravee,
Our problem until now is that the fault automatically resets in seconds and we...
By Sakravee on 15 September, 2009 - 12:11 am -
If fault occur again, I would recommend to check the LED status on AddFEM. It may help you to...
Start-up of standby lube oil pump in turbo-machine oil system
New Replies:
Giovanni,
All manufacturers warrants their F-class machines, and we all know how expensive they...
from the Forum department...
difference between Self regulating pressure control valves and filter regulatorWhat is the difference between Self regulating pressure control valves and filter regulator?
New Replies:
Self regulating control valves are valves that regulates the pressure of a line constant by either...
PLCS Project required
New Replies:
By P.KUMAR on 14 September, 2009 - 9:29 am -
Nice to reply thru mail engr,
First of all I have to make clear one thing that PLC is control...
some of my colleagues treat an 8" Swing Check Valve as a mean pressurize pumps.
Online Gas Chromatograph Parameter definitions
I am seeking help with my sensor device design questions.
i have a jumo 500 controller
it opearates a steam modulating valve
it opearates a steam modulating valve
New Replies:
I have a jumo 500 controller. it operates a steam modulating valve.
I have looked at the valve...
By Carl on 10 September, 2009 - 2:23 pm -
You could have a calibration mismatch between the I/P or the positioner.
4-20mA might not be...
4-20 mA to be carried till 2.5 Kms
New Replies:
By Abhijit Goswami, Haldia on 11 September, 2009 - 12:41 am -
Look into suitable cable specification to meet the requirement. Keep Carl's input in mind.
...
By Carl on 10 September, 2009 - 2:21 pm -
Calculate the wire resistance for that distance and make sure the power supply has enough voltage...
Process Temperature is 1500 Deg Cen & process pressure is 2 Bar abs max
New Replies:
By rajendra.tak on 10 September, 2009 - 7:11 am -
To measure the desired pressure through PT we must keep the Tx enough away in atmosphere (ambient...
need info about certification
I would like to know the operation of positioner.
New Replies:
well, that was a harsh comment, if you want to learn more specific for the use of an valve...
Trying to use a Microcor III PR controller made by Coreci. Age unknown. The controller works in manual mode, but I am unable to decipher tuning and programming codes without a manual. Any help locating a manual for this controller would be greatly appreciated.
New Replies:
By Per Nilsen on 10 September, 2009 - 2:23 am -
Hi can you send me the manual?
We are working on this regulator at school and we have no...
Can I change displacer level switch with float level switch?
New Replies:
By sd on 9 September, 2009 - 11:33 pm -
Any suggestion for HRSG blow down pit level application?...
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