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Control.com topic...
PLCs
Topic: Communications systems and equipment.
from the Forum department...
Modifying a timer - SLC 504
Posted by Don Leathers on 28 March, 2014 - 4:29 pm
Having an issue finding where a source comes from in a MOV command.
Posted by Cleto on 27 March, 2014 - 10:42 pm
Equivalent register address of PLC to SCADA
Topic: PLCs and related questions.
from the Automation List department...
Comparing PLC and DCS
Originally posted by Anonymous on 6 May, 2004 - 6:34 pm
I am new in the field of automation. Could anybody tell me the difference between PLC and DCS other than I/O handling capacity?
New Replies:
People are still giving answers because many users still don't know the differences between a PLC...
Posted by Sara on 27 March, 2014 - 12:03 pm
Please read the text for full information. The attack codes I am talking about are for DoS and Injection attacks.
Topic: Sensor technologies.
from the I&C department...
ATEX Ex ic or ATEX Ex nA ?
Originally posted by Daniel on 12 March, 2014 - 11:21 pm
ATEX Ex ic or ATEX Ex nA ?
New Replies:
Hi, Normally from technical point of view it is required unification of solution. So if you use...
Topic: PLCs and related questions.
from the Automation List department...
So What did I use the Clicks for?
Originally posted by Curt Wuollet on 22 March, 2014 - 8:37 pm
Real world example of using the Koyo Click PLC
New Replies:
> Don't really care for the Clicks (although ADC's new Do-More PLC is a > fantastic product...
Don't really care for the Clicks (although ADC's new Do-More PLC is a fantastic product except for...
When you consider the click is expandable to 128 points at low cost, it's not a little PLC. I think...
Great Review of a great product. These little "gems" of automation are not to be...
It can be configured for both master and slave. And since it has a free RS232 port as well, It can...
Super Review. Thank you. Is the $99 model with the 485 port a Modbus slave only, or can it be...
Curt, Thanks for the well thought out review. Bill...
Topic: Communications systems and equipment.
from the Forum department...
File Handling through Micro Controller
Originally posted by Prem Sanil on 25 March, 2014 - 8:25 am
Using Micro Controller to do file handling on a PC
New Replies:
> Presently able to do communication with Hyper Terminal (Micro Controller > connected to PC...
ya i know through Linux is less complicated to achieve this, but my Application needs to do this...
Topic: Software, including programming, OS issues, etc.
from the Forum department...
Modbus Safe / ModSafe?
Originally posted by sysEng on 13 April, 2011 - 11:36 am
Modbus Safe / ModSafe - Is it Modbus for safety related systems?
New Replies:
I invented modsafe. Where did you hear about it?...
Topic: PLCs and related questions.
from the PLC Control department...
PID Control using FB41 for Siemens S7-300 PLC
Originally posted by Donald Tan on 20 December, 2002 - 11:19 am
I am an undergraduate student who is currently trying to program a Siemens S7-300 PLC (CPU 313) for PID control using FB 41. Where can I find more examples and more details on how to use FB41. There is none inside the Siemens PID control manual for the FB41. What are the important parameters that need to be configured?
New Replies:
LINK IS http://www.plcman.co.uk/S7/...
Originally posted by Vince Gonzales on 15 June, 2012 - 5:44 pm
Best or most useful plc training courses.
New Replies:
The following blog as a reference can learn online plc, and all free. goto my blog...
Originally posted by Pedro Luis Guimar„es Esteque on 19 March, 2014 - 10:57 am
A Stand-alone system to control a lighting system and and their respective power factor via a microcontroller. Additionally, microcontroller can be communicate with a PLC to available the data via a SCADA system.
New Replies:
hi Pedro, Arduino's are always a good choice, and there is apparently some code (not sure of...
Topic: PLCs and related questions.
from the Automation department...
Problem SattControl
Posted by PSilva on 19 March, 2014 - 7:54 am
Problem SattControl - I can't compile program!!
Topic: Sensor technologies.
from the deacro slitter department...
0 to 10 volts pressure transducer
Posted by Mark Adamson on 19 March, 2014 - 1:21 am
Running a 0 to 10 volt controller like you would 4 to 20 ma
Topic: Power generation equipment control.
from the Diesel Electric DP Vessels department...
Detection methods for AVR loss of sensing in weak networks
Posted by Yngve S on 18 March, 2014 - 3:12 pm
I am looking for ways to detect a loss of sensing voltage scenario on weak grids in offshore power systems installed in rigs and DP vessels
Topic: Human-Machine Interface and SCADA.
from the Automation List department...
Android tablet for HMI?
Originally posted by Ken E on 3 June, 2011 - 11:18 am
Using an Android tablet as an all in one PLC.
New Replies:
By Joel Labrucherie on 18 March, 2014 - 2:49 pm -
We've developed just this type of HMI. We have an Apple version already polished up, and have just...
Topic: Information resources, documentation.
from the Forum department...
Control System Project
Originally posted by Aman on 17 March, 2014 - 2:07 pm
Steps for making a PLC based industrial automation project, from scratch
New Replies:
Your wanting to learn more about Control Systems is commendable. I hope that you will continue to...
Topic: Software, including programming, OS issues, etc.
from the Help department...
Wonderware DASABCIP
Originally posted by Scott on 15 May, 2013 - 10:11 am
Unable to connect Wonderware Intouch View to A-B CompactLogix 1769-L32E
New Replies:
I have the same problem on a 7 comp. were you able to solve it? > Unable to connect...
Topic: PLCs and related questions.
from the Automation List department...
Who can provide CJC for 1769-IT6 module
Originally posted by Star on 13 December, 2006 - 11:09 pm
Source for CJC for 1769-IT6 module
New Replies:
> We lost several CJC for 1769-IT6 module (AB Compact Logix family). Who can provide us CJC?...
Topic: Local and wide area networking in factory automation.
from the Network Trouble department...
Network Storms
Originally posted by Patrick Gigaroa on 11 March, 2014 - 1:17 pm
Network Storm taking down control System.
New Replies:
> It sounds like you really need better separation between your DCS and > corporate systems...
Glad you found the problem. However, why on earth is your DCS directly connected to an external...
Problem solved, ran wireshark and found IT NAZ server was broadcasting on the production network....
What kind of turbines do you have? On GE Mark6/6e control system there was a recent til/psb issued...
Topic: Software, including programming, OS issues, etc.
from the Communications department...
How do OPC works?
Originally posted by Daniel on 23 January, 2014 - 9:09 am
How do OPC works and what are the differences with other protocols?
New Replies:
The new OPC-UA specs come with profiles (incl. a "micro" and "nano" profiles)...
By Lynn August Linse on 5 March, 2014 - 6:25 pm -
Tossing my 2 cents in :) Customers often ask YOU (aka: small device maker) to put OPC in your...
Classic OPC, That is to say OPC DA, AE, and HDA, is based upon the Microsoft COM (Component Object...
I can understand that if I have the OPC server in a PC, then it will get the field data and convert...
Topic: Engineering and workplace issues.
from the Instrumentation department...
Pressure transmitter
Originally posted by Aster Guillermo on 11 March, 2014 - 4:53 pm
What will happen when connecting the 4-20 mA output of one transmitter parallel to other transmitters slot of PLC?
New Replies:
> is it possible to connect a transmitter output to another transmitter? No. > if we...
Topic: Software, including programming, OS issues, etc.
from the Forum department...
Modbus read error "break condition"
Posted by Abdel-Qader on 11 March, 2014 - 10:41 am
Schneider converter with modbus poll
Topic: Power generation equipment control.
from the Forum department...
EEPROM Failure on Woodward Powersense Card
Posted by bacco on 7 March, 2014 - 8:25 pm
EEPROM Failure on Woodward Atlas II Powersense Card
Topic: PLCs and related questions.
from the C&I department...
PLC for Burner management system
Originally posted by Nizar on 26 March, 2013 - 3:51 am
How a PLC can be more than a Burner management system..
New Replies:
By Charles Fialkowski on 6 March, 2014 - 5:07 pm -
Have you checked out my BMS blog. It's primarily focused on using safety PLC's for BMS. ...
Topic: PLCs and related questions.
from the Automation List department...
PLC vs. Microcontrollers
Originally posted by Mubeen Ahmed on 13 October, 2002 - 10:38 am
are there any reasons why plcs are preferred over microcontrollers?
New Replies:
It might, but you have to remember that a PLC _is_ a microcontroller, with an executive and...
but microcontroller have such speed that those top to bottom line execution doesn't matter and...
Posted by ASCF on 4 March, 2014 - 4:08 am
I try to connect a Power Circuit breaker from Schneider to a Siemens PLC using Modbus RTU protocol.
Topic: Software, including programming, OS issues, etc.
from the Automation List department...
First Impressions TIA V12
Posted by Curt Wuollet on 3 March, 2014 - 9:39 pm
Using the latest S7 software.
Topic: Engineering and workplace issues.
from the Forum department...
ABB MB300 Connection to Pi using OPC
Posted by Will P on 3 March, 2014 - 7:13 pm
Anyone used Novotek OPC to connect ABB MB300 Connection to Pi?
Originally posted by instrumentation on 28 February, 2014 - 11:10 am
Using SCADA communications with a UT 35A controller
New Replies:
The 3rd digit in the model number defines which comm protocol/transport layer your 35A has. none,...
Topic: PLCs and related questions.
from the Siemens S5 IO access department...
Siemens S5 95U, 102U and 103U Communications
Originally posted by uptownlord on 1 March, 2014 - 6:01 am
I want to access data of a Siemens S5 PLC by another PLC or a computer via Ethernet
New Replies:
My first advice would be replace the PLC by something modern. Step 7 has a very good conversion...
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