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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...
Thursday, October 16, 2008
Instruments in the antipodes keep having to be sent to Germany for calibration. Can someone in Australia, New Zealand or Singapore (etc.) help?
Is there any method to estimate the parameters of related function (func 86 in fatek instructions) such as Ki, Td, ....?
Redundancy feature of AC800M controller from ABB
New Replies:
By Mik on 16 October, 2008 - 3:23 pm -
By Mik on 16 October, 2008 - 3:23 pm -
PVRN, please can you describe me your solution? I want to make sure same thing cannot happen to...
By Gryskop on 16 October, 2008 - 11:28 am - Sorry, but I also hate to say that truth is bitter. AC800M has major problems with redundancy. It...
Need suggestions!
New Replies:
By Kevin on 16 October, 2008 - 3:05 pm -
By Kevin on 16 October, 2008 - 3:05 pm -
One place that you can view prices is at www.automationdirect.com...
By aggattapauer on 16 October, 2008 - 12:29 pm - You may use any brand of PLC.
But for a better choice:
Where do you need to install it?
Which...
Looking for a document/primer on safety in steam plants. (Personnel and plant safety)
Would u suggest any institution for embedded systems in hyderabad?
New Replies:
By kumar on 16 October, 2008 - 2:57 pm -
By kumar on 16 October, 2008 - 2:57 pm -
hi all, nice topic to discuss! which institute is the best for embedded training. My openion is...
Unity help file: DANGER, UNEXPECTED OUTPUT BEHAVIOUR
New Replies:
By Robert Mehlman on 16 October, 2008 - 2:23 pm -
By Robert Mehlman on 16 October, 2008 - 2:23 pm -
In this case I wanted to use AVGMV and AVGMV_K.
But in the past I have seen a other functions with...
By aggattapauer on 16 October, 2008 - 12:23 pm - I think you need just to program that FBD in the MAST and not in SR nor FAST routines. Anyway which...
I need a sensor with Modbus/TCP protocol support.
New Replies:
By M Griffin on 16 October, 2008 - 1:47 pm -
By M Griffin on 16 October, 2008 - 1:47 pm -
So, if I understand you correctly, the "sensor" you are looking for has nothing to do...
By Emin Ceyhan on 16 October, 2008 - 2:05 am - Thank you for the response.
I understand you but we have a project to use the sensor with...
Having trouble with some SLC 500 to Modicon PLC communication.
New Replies:
By Aggattapauer on 16 October, 2008 - 12:19 pm -
By Aggattapauer on 16 October, 2008 - 12:19 pm -
Which Modicon PLC have you?
Maybe you need simply a gateway....
why Foxboro CP60 not evenly loaded.
We plan to upgrade our old UNIX based data historian. 3 packages are in the picture now: OSI PI, Aspen IP21 and Yokogawa Exaquantum. All will be connected to Yokogawa and Honeywell DCS...
New Replies:
By dinster on 16 October, 2008 - 11:26 am -
By dinster on 16 October, 2008 - 11:26 am -
we've been using PI for the past 4 years. just a piece of advice - be certain of what u would like...
By Burnikell on 16 October, 2008 - 8:01 am - Hi Duto,
Typically I would start by consulting an independant vendor i.e. one that isn't locked...
By Rob on 16 October, 2008 - 12:57 am - Well I will confess to a strong bias to PI. They specialise in this product line and are very DCS...
Equipment for transmission of vibration signal to PLC
New Replies:
By nikky on 16 October, 2008 - 9:55 am -
By nikky on 16 October, 2008 - 9:55 am -
Hi,
You can use XM(XM120) range from Rockwell Automation. This devices have the possibility to be...
I need a solution for the ring topology in ProfiBus NW
New Replies:
By dchartier on 16 October, 2008 - 9:49 am -
By dchartier on 16 October, 2008 - 9:49 am -
Hello Partha;
Here is a FAQ from Siemens explaining their solution for Profibus-DP redundant ring...
By Rob on 16 October, 2008 - 1:05 am - You can get a redundant profibus link using a ring topology by using fiber optic converters and a...
Whats best for an in-home simulator?
I would like to control the discharge of a flywheel using current mode control.
New Replies:
By Robert Scott on 16 October, 2008 - 7:55 am -
By Robert Scott on 16 October, 2008 - 7:55 am -
I am no power supply expert, and I don't know all the details of your application, so I can't...
What is the difference between DCS powered and field powered?
New Replies:
By Topak_Khan on 16 October, 2008 - 7:38 am -
By Topak_Khan on 16 October, 2008 - 7:38 am -
DCS powered and loop powered are same. To quote as an example Deltav input modules come with two...
what should be the right proceedure of calibaration.
New Replies:
By Roy Matson on 16 October, 2008 - 3:28 am -
By Roy Matson on 16 October, 2008 - 3:28 am -
The closer you get to full scale, the more accurate you get but how practical is it to have a 300t...
Wondering how to connect PLC using RS485 and HMI using RS422 so that I can have them talk to each other over Modbus.
New Replies:
By Roy Matson on 16 October, 2008 - 3:01 am -
By Roy Matson on 16 October, 2008 - 3:01 am -
Ken, I would measure the voltage from each device first. You often find the actual voltage is less...
Desperately Seeking Bailey Positioner
New Replies:
By Roy Matson on 16 October, 2008 - 2:37 am -
By Roy Matson on 16 October, 2008 - 2:37 am -
I tried to google the model you gave without results.
If the ABB is going out of production or...
Is there a good Open Source solution for SCADA on both Windows and Linux ?
New Replies:
By Wayne on 16 October, 2008 - 1:49 am -
By Wayne on 16 October, 2008 - 1:49 am -
You should have a look at MacroView.
It's a Linux, Solaris and Windows based SCADA/HMI system...
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