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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?
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DEHN Blitzductor CT ex(i) or DEHNconnect RK (i) Surge arrestor Selection in Ex(i) loop
Can only read 6 registers from Controlotron 1010 flow meter via Modbus
New Replies:
Yes, If you are experiencing a communication failure and the active light stays on then you will...
By Paco on 5 November, 2009 - 4:26 pm -
FUS1010 Problems with Comm Card for Modbus.
Make sure you have the latest Firmware on the card....
By Angel on 5 November, 2009 - 4:47 am -
Hello everyone,
I have the same problem as the first entry.
I have a 1015N-5M card assembled...
MBA project- Gathering information on what aging automation systems are present in plants and the mechanism to dispose of no longer used parts.
Honeywell proposes to monitor our Experion system from their remote location so that they can issue patches and anti-virus protection.
need to scale down the voltage in to 0 - 9 for running the motor in safe side
New Replies:
By M Griffin on 2 November, 2009 - 2:07 pm -
The normal method of doing this is to use a signal conditioner module with a DC input and a DC...
I need some information about automation businesses
ES100 Atlas Copco Sequencer E4 not working.
Can anybody told me how to tune Baldor Linear motor .
New Replies:
OK, but I need more details of your application:
- Microflex operation mode (i.e. current or...
By Edwin on 27 October, 2009 - 12:40 am -
Linear encoder: -ATEK MLS1 series linear encoder with hall sensor.
Presently I am able to...
What type of linear encoder with Hall sensor do you have? Can Microflex drive perform brushless...
I need to convert my C++ code into S7 for siemens s7-300.
New Replies:
By Ed Wells on 24 October, 2009 - 12:33 am -
For using a nice version of C/C++, you might want to consider using a product line, like...
Connect an Modbus Slave Simulator to Scada
New Replies:
By Tallak Tveide on 22 October, 2009 - 1:13 am -
Ruby with Modbus
you'll find similar systems on Python, all free and open source
i am...
Nishith,
Simply Modbus offers a Modbus Slave Simulator.
Here is a link to their website:
...
By Lorne on 21 October, 2009 - 10:20 am -
Calta produces a Modbus simulator package. A demo is available at www.calta.com....
By Mark on 21 October, 2009 - 8:42 am -
Hello,
Check out the free slave simulators at: http://www.peakhmi.com/
Good luck,
Mark...
from the Automation List department...
Profibus communication problem between Beckhoff IPC and Siemens PLC
An IPC connected to a Siemens PLC as a slave module. When I restart the PLC while IPC running then PLC can't find the IPC hardware on the Profibus network.
New Replies:
By Jeff Chang on 21 October, 2009 - 4:28 am -
We download new GSD of Siemens et200m and set FC3101, Beckhoff Profibus cards, baud rate at 1.5 M...
Replacement of ABB Infi 90 DCS controllers, IMMFP12 with new ABB BRC 300 controllers
New Replies:
By Ahmad Robani on 20 October, 2009 - 4:17 am -
Dear Sirs,
We can supply a wide range of ABB Bailey INFI90. Please visit to our website...
Is it possible to use any RS232 to TCP converter or should I use a specific converter for Modbus?
New Replies:
By Harvard on 15 October, 2009 - 11:27 am -
I use a B&B ESP901 Single Port RS-232/422/485, as an example, and it can be used with any...
By Fred Loveless on 15 October, 2009 - 10:04 am -
Modbus over TCP is what you get when you use a straing serial to ethernet converter. This is...
INTERFACING SIEMENS S7 PLC WITH ABB AC800M + COMPACT HMI
New Replies:
By Rob on 8 October, 2009 - 11:02 pm -
Yes, you can if you wish. No, you don't require any other methods.
I assume your S7-313C PLC...
need Siemens logo manual
New Replies:
thank you very much for your help and good luck to you....
Communicating my Allen Bradley PLC with DF1 configured processor.
For DF1 full duplex is it 9300-USBS? or any other converters are available
For DF1 full duplex is it 9300-USBS? or any other converters are available
New Replies:
By Ken Roach on 26 September, 2009 - 2:25 am -
Yes, the 9300-USBS is fully supported for DF1 Full Duplex communications to all Allen-Bradley...
from the Vendors coin the phrase proprietary open department...
How important is multivendor interoperability to you?Industry open standards versus vendor proprietary open. As the President of the OPC Foundation I'm trying to assess the importance of secure reliable interoperability, and the value proposition of interoperability from the end-user perspective.
New Replies:
By Curt Wuollet on 23 September, 2009 - 10:49 pm -
Hi Michael
All you need to do is check out where SOAP came from. It's the same source of bad...
By Ken Emmons Jr. on 22 September, 2009 - 8:16 am -
So I'm not the only one who thinks these things are overly complicated?
Power Point should be...
By M Griffin on 21 September, 2009 - 6:59 pm -
In reply to Adriel Michaud: I've got nothing against certification. What I am against is signing a...
By Jeremy Pollard on 21 September, 2009 - 6:36 pm -
Hi Mike:) and Ken (nice to see you came in from the field of dreams for a
bit).
We complained...
By M Griffin on 21 September, 2009 - 4:46 pm -
In reply to Curt Wuollet:
There is a new version of OPC called "OPC UA" which dumps...
By M Griffin on 21 September, 2009 - 4:35 pm -
In reply to Tallak Tveide: I didn't intend for any of my arguments to be used as OPC bashing...
By Adriel Michaud on 21 September, 2009 - 3:29 pm -
Without any kind of certification, specs tend to be "enhanced" by specific vendors past...
By curt wuollet on 21 September, 2009 - 12:56 pm -
And something eminently useful like a block of memory mapped between processors could be described...
By curt wuollet on 21 September, 2009 - 12:46 pm -
Yes, it is a means for some semblance or interoperability. But it's still like the bad old days,...
I agree with Mr Griffin on this topic.
OPC is by no means an open standard.
OPC has failed by...
By M Griffin on 21 September, 2009 - 1:24 am -
In reply to Ken Crater:
The original OMAC documents from 10 years ago are still on their web...
Some technologies have been in development for years, but only a few enjoy commercial success.
New Replies:
By M Griffin on 23 September, 2009 - 4:24 am -
If I knew the answer to all that for sure, then in 3 to 5 years I would probably be pretty rich. I...
What are the difference between PLC and motion controllers
New Replies:
Modern motion controllers are closer to PAC vs PLC because except possibility to perform complex...
This is like opening a can of worms. My opinion is those who were historically Motion Control...
By James Ingraham on 21 September, 2009 - 10:37 am -
> What all are the main difference between PLC and motion controllers? <
Well, the line is...
A question that has been on my mind for some time...
New Replies:
By Edwin on 22 September, 2009 - 1:08 am -
Its very bad that companies charging for their own software. There are Companies like Baldor will...
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