Select Page: Previous 7 8 9 10 11 12 13 14 15 16 17 Next
Control.com topic...
Networking
Topic: Human-Machine Interface and SCADA.
from the Forum department...
HMI and monitoring in Potato Chip Factory
Originally posted by iman on 10 March, 2012 - 3:16 pm
what networks can we use in HMI and monitoring systems in a potato chip factory?
New Replies:
This is a question that has no single simple answer. So you need to provide some more details ... ...
Hello, You can use Modbus protocol. It is very popular. For short distance you can use Modbus...
I think Ethernet would be all you need, most PLCs are capable, the hardware (hubs or splitters)...
Posted by Venkat on 12 March, 2012 - 4:20 am
Need help regarding the operation and address configuration of ASI valves
Topic: Communications systems and equipment.
from the Consultants department...
Scadapack32 RTU
Posted by Khalid Faridi on 12 March, 2012 - 1:54 am
Displaying ScadaPack32 RTUs data in DeltaV DCS
Topic: Software, including programming, OS issues, etc.
from the Forum department...
Watlow F4 temperature control
Originally posted by Tyler C on 16 December, 2011 - 12:54 pm
Attempting to change the temperature of a temperature chamber through a Watlow F4 controller and a serial connection.
New Replies:
I have written a pretty nice piece of software, it's available at Ebay. This has all the code you...
Topic: Local and wide area networking in factory automation.
from the Forum department...
Master & Slave at the same time
Originally posted by Cherokee on 8 March, 2012 - 10:12 am
Can a device be a Modbus master and a Modbus slave simultaneously?
New Replies:
>What is your question? ---- snip --- > On Ethernet, a device can obviously have both...
Don't forget about Modbus RTU firmware Master and Slave concepts. It is a new concept but there are...
By Lynn August Linse on 8 March, 2012 - 2:41 pm -
What is your question? Devices with multiple ports normally support any mix of master and slave....
Topic: PLCs and related questions.
from the Forum department...
Prolinx 5105-MCM-PDPS
Posted by Me on 8 March, 2012 - 8:10 am
Transferring information from prolinx- 5105-MCM-PDPS- Gateway unit to communicate via profibus to a S7315-2DP. Can access the mailbox area, but not to transfer to a user defined address.
Topic: Local and wide area networking in factory automation.
from the Forum department...
Connecting RS 485 device to modbus
Originally posted by P Gerard on 5 March, 2012 - 3:53 pm
I would like to connect by environmental probe that uses RS 485 to a logger that uses MODBUS
New Replies:
Hello, You need uC with 2 serial ports. At one port you must read data from your device and put...
1) If your probe can talk Modbus, the documentation will say "Modbus". If it doesn't say...
RS485 is a hardware design. MODBUS is a software messaging protocol. They are in no way the same...
Just because your instrument has RS485 doesn't mean it understands Modbus. It's entirely possible...
Topic: Local and wide area networking in factory automation.
from the Forum department...
modbus network analyzer
Originally posted by peter mburu on 6 March, 2012 - 2:10 am
modbus network analyzer
New Replies:
Hello, You can download the Modbus scanner with sources from www.modbus.pl. Regards, Andrzej...
Use wireshark as a sniffer http://www.wireshark.org/docs/dfref/m/mbtcp.html Read the...
Topic: Software, including programming, OS issues, etc.
from the Forum department...
ModScan Data Logging
Originally posted by Adam on 29 February, 2012 - 10:35 am
ModScan : Do you have to stop logging to access logged data?
New Replies:
> I cannot access the data file while ModScan is logging to it (because the file is in use) ... ...
Topic: PLCs and related questions.
from the Technical Support department...
RSLINX ACCESS THROUGH INTRANET
Originally posted by Alex Brito on 2 March, 2012 - 1:27 pm
How to gain access to a PLC that is currently connect to an Customer Intranet using a router D-LINK DI-524
New Replies:
Helpful advice, and nice screen name! Don't let yourself get stranded next to a broken-down train....
First, use the TCPing utility (from elifulkerson.com) to make sure that you can ping Port 44818...
Topic: The Business of Automation and Control
from the Am I in the wrong side??????? department...
What is wrong with GE Fanuc
Originally posted by Matzumura on 9 March, 2003 - 9:54 pm
I am new to this forum and a GE Fanuc system integrator. Why does everybody talk about AB, Siemens and Modicon?
New Replies:
I am sorry that you believe rockwell is the be all end all for PLCs. They are not even IEC61131-3...
Topic: Computers in manufacturing; also hardware discussion.
from the Forum department...
Siemens CP1413 H1 alternatives
Originally posted by Phizza on 26 January, 2012 - 9:32 am
Looking for a solution to replace CP1413 H1 cards with standard ethernet cards.
New Replies:
Kevin Do you have any notes/instructions on how to do this? Did you just use standard "off...
Hi Kevin Thanks for the reply. We currently use s5 v6.6 so a little out of date! I was...
Topic: Motion control, servos, steppers, etc.
from the Help! department...
got LM629 isa need lm629 usb
Posted by rapidlaser on 26 February, 2012 - 10:55 am
Old Cyberware needs updating
Topic: Communications systems and equipment.
from the communication department...
configure alspa c80-75 in wincc
Posted by hadi on 26 February, 2012 - 5:45 am
alspa in wincc
Topic: Communications systems and equipment.
from the Forum department...
Unknown Profibus Fault
Originally posted by engr27 on 20 February, 2012 - 12:42 pm
Profibus Fault on SST PFB CLX scanner, unknown reason
New Replies:
I did it, with a new cable and point to point (scanner - slave) and switch on the termination on...
Dear now try that direct node connection from master/cp to scanner with end to end connection...
All nodes or connections and connectors check and with proper shielding. The repeater, it is...
pl. check connector, cable laying,cable with high load power devices may cause link failure. pl....
Thanks for the input Sir. It was really confusing, since I have 41 slaves in the network, I...
The same? No. Similar? All the time. The usual Profibus trouble-shooting things apply. ...
Topic: Communications systems and equipment.
from the Forum department...
communication error for omron cpu
Originally posted by k_g on 8 February, 2012 - 6:52 pm
How to know what type of fault (error ERR) is indicated by Omron plc
New Replies:
There are several options available. The NT30 might be talking to the PLC using the same protocol...
Yes, it can be a problem of hardware configuration. please read user manual carefully ...
Topic: PLCs and related questions.
from the Forum department...
Help regarding Siemens Wincc web access
Posted by Asim on 23 February, 2012 - 5:43 am
Problem regarding the WINCC Connectivity
Topic: PLCs and related questions.
from the RTU department...
Motorola ACE3600
Originally posted by Martynas on 7 July, 2011 - 2:56 pm
Motorola ACE3600 Modbus to DNP3
New Replies:
Hi, everybody, I working with Motorola RTU ACE36000, and I want to connect 4 sensor to this RTU...
Topic: Local and wide area networking in factory automation.
from the Services department...
4-20ma Signals collection onto a Network
Originally posted by Jawwad Ul Haq on 29 September, 2011 - 7:40 am
How to get 4-20ma Signals from different locations in a facility to a common point and transmit it on a Network
New Replies:
All of you nice people. Thank you very much for your useful suggestions. Best Regards, ...
Topic: Application Questions and Problems
from the Forum department...
Low cost modbus meters
Originally posted by Raj on 16 November, 2009 - 4:32 pm
Low cost power meter-data acquisition.
New Replies:
It's easier, and potentially more accurate if you don't care about Real versus Apparent power. ...
You can try with a low-cost Modbus TCP counter device from http://lowcostio.com with any low-cost...
Topic: Engineering and workplace issues.
from the Forum department...
RS 485 loop topology
Originally posted by femina shanavas on 28 April, 2011 - 4:03 am
Network connection between various VFD s and Motor Protection Relays(MPR) using RS 485 loop topology.
New Replies:
Hi, Please refer to http://www.commfront.com/knowldege-base.htm#4...
Topic: Communications systems and equipment.
from the CONTROL department...
ESD thru MODBUS??
Originally posted by PANDU on 8 February, 2012 - 1:17 am
Is ESD thru modbus is ok??
New Replies:
hi , I don't think so speed is the only issue it can be another thing like :- comm failures...
I think you need to define what you mean by ESD If it's a SIL rated system, No you cannot use...
Topic: Local and wide area networking in factory automation.
from the Forum department...
RS485/RS422 Topology
Posted by Mark Levin on 16 February, 2012 - 2:17 am
RS485/RS422 is a network in a linear.
Topic: Sensor technologies.
from the seeking product recommendations department...
Modbus TCP temperature monitor
Originally posted by mooseo on 28 February, 2011 - 2:09 am
I'm looking for a product recommendation
New Replies:
There are blogs showing how to develop low cost temperature monitoring and data logging using...
Posted by Mike Shanafelt on 13 February, 2012 - 2:08 pm
How do I connect to a Morningstar TrStar TS-60 device through an MGate Serial to Ethernet controller using code (preferably C#).
Select Page: Previous 7 8 9 10 11 12 13 14 15 16 17 Next
 
 

Your use of this site is subject to the terms and conditions set forth under Legal Notices and the Privacy Policy. Please read those terms and conditions carefully. Subject to the rights expressly reserved to others under Legal Notices, the content of this site and the compilation thereof is © 1999-2013 Nerds in Control, LLC. All rights reserved.

Users of this site are benefiting from open source technologies, including PHP, MySQL and Apache. Be happy.


Fortune
Mollison's Bureaucracy Hypothesis:
If an idea can survive a bureaucratic review and be implemented
it wasn't worth doing.
Advertise here
Advertisement
our advertisers
Help keep our servers running...
Patronize our advertisers!
Visit our Post Archive