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Software in Automation
Topic: Software, including programming, OS issues, etc.
from the Forum department...
Infi90 NPM01 communication error
Originally posted by Glenn on 22 January, 2014 - 12:31 pm
NPM01 module offline error looking for node that does not exist
New Replies:
Please provide a bit more information. If there is an error code on the NIS LEDs what is it? Are...
Topic: Communications systems and equipment.
from the SCADA department...
RTU integration to SCADA Master
Originally posted by Natarajan on 24 January, 2014 - 11:58 am
About transmitting IEC 101 serial protocol over ethernet communication networks
New Replies:
Hi, it's not possible. At the end the protocols are quite similar or better the information is...
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:
In OPC, the OPC server has the low-level driver that talks the comm protocol of the field device. ...
OPC is only open for those who pay for. There is an old OPC that is based on: ...
Originally posted by ASK on 24 January, 2014 - 5:24 am
I have converted EM6400 RS485 port to RS232 and configured all setting as per documents and getting error "Modbus exception code 02 returned: Illegal data address"
New Replies:
By Lynn August Linse on 24 January, 2014 - 10:49 am -
Either you are asking for a register which doesn't exist, or you are trying to read mis-aligned...
Topic: Software, including programming, OS issues, etc.
from the DCS department...
hard disk failure alarm display
Posted by etoilefilante80 on 23 January, 2014 - 8:06 am
displaying a hard disk failure alarm for experion pks server
Posted by Dave Ongena on 21 January, 2014 - 3:28 pm
Extremely slow update times with IFix SCADSA using Kepware BSAP drive and ControlWave PLC
Topic: Software, including programming, OS issues, etc.
from the instrumentation department...
DDs not loading to transmitter
Posted by issau muchimwe on 20 January, 2014 - 2:24 pm
Honeywell SST 3000 model SST35F temp transmitter not loading foundation fieldbus function blocks
Topic: PLCs and related questions.
from the Forum department...
Modbus TCP to PLC using vb.net
Originally posted by Steve Sodzi on 7 May, 2010 - 10:30 am
visual basic code to write to a Schneider Premium PLC via TCP. The only problem is that i cannot read the response back from the PLC.
New Replies:
thank u very much for code. i can read 129 word in this program block. I change this...
Topic: PLCs and related questions.
from the software installation department...
how to install CFG-CMD-KM-U
Originally posted by fadi fakhoury on 4 January, 2014 - 6:16 am
how to install the interbus s configurator (CFG-CMD-KM-U)
New Replies:
Hi, You need to have Phoenix IBSCMD installed on your machine first. The klockner-Moeller...
Topic: Software, including programming, OS issues, etc.
from the Too much paperwork! department...
DCS Software configuration management
Posted by Stoneage on 16 January, 2014 - 6:01 pm
Describe methods of maintaining configuration management during startup/commissioning of a new plant.
Topic: Software, including programming, OS issues, etc.
from the Forum department...
Sample code for MODBUS TCP
Posted by sujithaselvaraj on 16 January, 2014 - 6:17 am
MODBUS TCP client coding
Topic: Continuous process industries, DCS questions.
from the OSI vs. Aspen department...
OSI Pi versus Aspen Info Plus 21
Originally posted by holger on 6 July, 2010 - 6:22 am
Chemical company with batch processes has to decide if they buy Aspen tech or OSI.
New Replies:
Dear Jody, We are an Aspen Tech ISP (Implementation service Partner) from India, capable of...
Originally posted by PT on 27 December, 2013 - 1:08 am
Do Modicon PLC M340 support more then 1 client over Modbus TCP/IP
New Replies:
Thanks for sharing useful information....
Topic: Software, including programming, OS issues, etc.
from the Software department...
Importing MODBUS code into Microcontroller
Originally posted by tarun on 14 January, 2014 - 2:39 am
modbus interlinking to a microcontroller
New Replies:
Really, what happens is the C has to know the microprocessor at least to some extent. That is the...
Topic: PLCs and related questions.
from the Utilities department...
ladder diagram for a 2 pump alternator
Originally posted by Ctrldan on 9 January, 2014 - 2:18 am
Looking for an example of a ladder diagram for a 2 pump alternator.
New Replies:
Dan... send your e-mail address to: cepsicon@aol.com Phil...
Yes, I can use Boolean Logic in the ladder diagram. Thanks, Dan...
Dan.. can you convert a conventional ladder-diagram into Boolean logic? If so, I can send you...
Phil, Thanks for your reply. The PLC I am working with is a A-B Micrologix 1400 B. It seems...
Cntrldan... as a start try: http://www.control.com/thread/1026154799 Regards, Phil Corso ...
Hi, Just a general reminder, there is an archive of example PLC programs submitted by a variety...
Topic: Software, including programming, OS issues, etc.
from the Forum department...
MODBUS based flow meter application
Originally posted by Ali AMir on 12 January, 2014 - 3:03 am
MODBUS based flow meter application to PC
New Replies:
Hello, PeakHMI might be a good solution. Good luck, Mark http://www.peakhmi.com/...
You can find a Modbus example program (and a screen shot) near the bottom of this page: ...
Topic: PLCs and related questions.
from the service provider department...
GE Fanuc RX3i RMX module download problems
Posted by ALI on 11 January, 2014 - 1:33 pm
RX3i PLC only downloads on disable setting
Topic: Software, including programming, OS issues, etc.
from the modbus department...
Modbus crc parallel implementation in vhdl
Originally posted by ajinkya on 3 January, 2014 - 9:14 pm
Parallel calculation of crc for rtu modbus protocol for vhdl
New Replies:
Hello, I was watching your post because I do not understand what you are seeking and I thought...
Topic: PLCs and related questions.
from the Forum department...
matlab modbus
Originally posted by Ferit Buke on 8 January, 2014 - 10:33 am
I am trying to communicate between Matlab and PLC by MODBUS UDP. I can get message from PLC but I can not send a message to the PLC
New Replies:
I would verify the function code 23 is supported. Most devices do not support this function code,...
The PLC is master. matlab is slave. Thus matlab must only answer when PLC has made a request. ...
Topic: Software, including programming, OS issues, etc.
from the Forum department...
TDC200 to Linux machine communication
Originally posted by Bill Schwarz on 8 January, 2014 - 3:28 pm
How to transfer process data from Honeywell TDC2000 AMC to a Linux machine?
New Replies:
If the is no software that can directly speak to Honeywell you may use PROFIBUS DP. On Linux we...
Topic: PLCs and related questions.
from the Forum department...
MODBUS ASCII
Posted by modbus on 8 January, 2014 - 10:22 pm
MODBUS ASCII USING ICP-DAS 7552 CONVERTER ON SIEMENS S7-300
Topic: Sensor technologies.
from the Forum department...
Generic HART Manufacturer ID?
Posted by Adrian Lodge on 8 January, 2014 - 5:09 am
Is there a generic HART manufacture ID that anyone can use without membership to the HART Foundation?
Topic: Continuous process industries, DCS questions.
from the Active X department...
Codesys 2.3 Graph XY ActiveX
Posted by Jerome MAZET on 7 January, 2014 - 2:47 pm
Graph XY active X in Codesys 2.3
Topic: Local and wide area networking in factory automation.
from the Process department...
Modbus Master to Master
Originally posted by Jap on 6 January, 2014 - 1:46 pm
Modbus Master to Master communication
New Replies:
By Lynn August Linse on 7 January, 2014 - 9:29 am -
One could just use any low-cost Modbus slave as a shared resource: one master writes and the other...
Two masters cannot talk. That's the nature of Modbus. But you can get two Modbus to Modbus+...
This link is to the Calta PLC09 Arbitrator which may do your requirement. ...
Hi, www.fieldserver.com with their QuickServer or FS-B3510-05 will connect two Modbus Masters...
Topic: Local and wide area networking in factory automation.
from the Forum department...
default slave id configuration
Originally posted by mbusland on 28 December, 2013 - 12:36 pm
How to setup the default slave-id when shipping device to customers.
New Replies:
By Lynn August Linse on 30 December, 2013 - 10:02 am -
I'd second David's suggestion. A default of 1 is expected, despite the fact it causes long-term...
Anyone who implements Modbus (or any protocol) routinely expects to configure a slave address on...
Topic: Software, including programming, OS issues, etc.
from the software department...
modbus floating point format
Originally posted by mbusland on 21 December, 2013 - 9:34 pm
Is it mandatory to use IEEE Format for representing floating point in 2 16bit registers?
New Replies:
By Lynn August Linse on 30 December, 2013 - 9:50 am -
I would add, support for floats also depends on your embedded micro - I've seen small 8-bit PIC...
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