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PLCs
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: Information resources, documentation.
from the Forum department...
Control System Project
Posted by Aman on 17 March, 2014 - 2:07 pm
Steps for making a PLC based industrial automation project, from scratch
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...
By Gabriele Corrieri on 1 March, 2014 - 12:46 pm -
There's more ways to connect to S5 No solution available as ethernet card on rack: the ways...
Topic: PLCs and related questions.
from the Help department...
4-20 ma simulation
Originally posted by J Hoke on 6 November, 2003 - 1:00 pm
4-20 ma 2 wire simulation.
New Replies:
I found this article about 4-20 mA simulation with a potentiometer. ...
Topic: PLCs and related questions.
from the Shiplift department...
Malfunction of Analog Input Module
Originally posted by Siemens on 22 February, 2014 - 2:03 am
Problem related to Siemens analog input module
New Replies:
Did you check the earth connections? Is the negative from the 24V supply connected to earth, Is...
Without a recent change in software, it sure sounds like your AI is bad. Not much to do but swap...
What kind of load cell do you have that outputs a milliamp signal? Most load cells have a...
sir actually i have checked the mA value in both load cell output and AI module. the value...
Topic: Continuous process industries, DCS questions.
from the Forum department...
Actuators requiring 50 mA current
Originally posted by Jimmy Mascrehnas on 23 February, 2014 - 6:48 pm
How do actuators requiring 50mA current work?
New Replies:
Player, Can you please cite the standard which you are referring to? Is it IEC? ANSI? EU/TUV?...
I am working on turbine specific control module of Siemens that is ADD FEM. It has an added...
2 wire, loop powered, 4-20mA field transmitters use approximately 3.5-3.6mA to run the device's...
> I think you've answered your own question; whatever device is using a > 50mA control...
I think you've answered your own question; whatever device is using a 50mA control signal needs...
Topic: PLCs and related questions.
from the dept of redunancy dept department...
PLC remote communications
Originally posted by rookieca on 14 December, 2013 - 11:48 am
Remote communications of machine PLC, without going on to customer network
New Replies:
I'm kinda keying on your use of 'units' in this post as an indicator of power generation, so I'm...
Originally posted by Javad babaee on 1 November, 2012 - 11:43 am
2 question regarding getting information from master using C++ and reading analog registers at the same time (I'm using AVR)
New Replies:
you can't synchronize the master request and the ADC read. if the ADC value isn't ready in 3.5 time...
Topic: Power generation equipment control.
from the Forum department...
Mark V Time sync problem
Originally posted by dinster on 8 December, 2010 - 3:09 am
problem with Mark V HMI time-sync
New Replies:
syed_hassan08, Thanks for the feedback!...
We have solve the problem of MARKV time sync by adjusting the time through the DCS by giving...
Topic: PLCs and related questions.
from the Forum department...
Converting a Siemens S7 PLC program
Originally posted by Reinhardt s7 300 on 24 February, 2014 - 5:30 am
S7 300 plc and its programming.
New Replies:
That's what they say, but there are some gotchas and it can make for some strange RLL. Regards ...
From the "View" menu, you must select KOP. If the code is written with the function...
Topic: PLCs and related questions.
from the mechanical department...
Coding PLC ladder methodology?
Originally posted by liarlai on 23 February, 2014 - 10:49 pm
Is there a methodology of coding PLC ladder?
Any website or books or insight would be appreciated.
New Replies:
I would think that reading a lot of ladder code would have shown, that if there is a proper method,...
Amen to that! I've often seen the organization of code done in a process flow manner (at least...
I don't know if you'll find anything formal written down. If you do, it'll probably consist of...
I agree with the other posts. I was brought up with Ladder logic by a mentor/friend who was...
Ladder logic is very good for certain kinds of coding. If you have a lot of stuff that is...
There are countless methods, depending on many variables. Some PLC's are easier to write well...
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:
Accessibility for mobile devices is one of the expectations HMI/SCADA software developers will have...
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