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- 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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Problems exposing BACNet points from Notifier Alarm BACNet Gateway.
New Replies:
Can't you convert the Bacnet to Modbus? Fieldserver does it i think....
Reading Modbus registers using SNMP Protocol
Connecting a rs485 4-wire to 232 converter. Third party device is 4-wire and my device is a 2-wire
communicating with ACM12 via MOdbus protocol to Proface touchscreen
New Replies:
By Harvard on 28 August, 2009 - 12:12 pm -
Dinesh, your email address is not valid........
By dinesh on 27 August, 2009 - 6:04 pm -
Hi, Good Day.
whether you have communicated proface hmi with acm12 successfully.
please tell...
Can you communicate using A/B DF1 protocol with a Westinghouse WDPF QLC Card?
Need Assistance Integrating a WDPF QLC Card to an Allen Bradley 1770KF2 module
In need of a software (or hardware) solution to read data out of a Sigma system on demand.
New Replies:
By Ryan on 27 August, 2009 - 4:53 am -
Satchwell has an application ModBuS which a enables the Satchwell Sigma server to act as an OPC...
TAC have a Sigma DDE or OPC software driver, S-IC-GEN, Ethernet OPC or DDE PC software
...
What is a difference between various communication systems?
New Replies:
By Littmanr on 27 August, 2009 - 12:03 am -
Exist any dependencies, commercial from something suppliers, look that comparative.
How much...
Talking to DH+ with a modern computer and old DOS software
New Replies:
By Bob Huth on 25 August, 2009 - 5:35 pm -
Hi there,
Check out www.equustek.com and check both the DLPCI and the DLPCIExpress as they will...
What is standard for safety of communication networking with multiple triconex system in single plant
New Replies:
By Harvard on 25 August, 2009 - 10:26 am -
A simple Watch Dog Timer would be to have each slave continiously increment (and roll over) a...
By Abhijit Goswami, Haldia on 25 August, 2009 - 12:29 am -
It depends on what the PLCs share. PLCs may share critical "shutdown" signals,...
Interfacing remote PLC through telecommunications line.
New Replies:
Yes, that is what we are doing regularly. In most cases we use Modbus TCP for data acquisition. But...
Yes we did such thing for one dam project in karnatak, india. Contact to pathan [at] godrej [dot]...
Fault in Siemens ET200S (6es7 151-1aa03-0ab0)
from the Automation List department...
Instrument cable maximum length between Control room and field instrumentationWhat is the maximum length (in feet or meters) for instrument cable (4-20mA signals) between Control room and field instruments in temperatures up to 50oC?
New Replies:
Hello Roy,
Very clear your explanation. How is maximum distance of cable affected if you have a...
Modbus communication problems with Telemeq. Altivar 31. AB micrologix 1400ML.
Burying Fiber Optic Cables in Same Trench as Pipeline
New Replies:
Its okay if you first lay a HDPE pipeline and then the F.G. cable is pulled through the pipe....
Somebody have an EDS file for Fanuc Robots
Please suggest the vendor for Bailey IMMFP12
New Replies:
By Rick Dolezal on 10 August, 2009 - 12:10 pm -
Call me, I am happy to refer you to the right person to help you.
Thanks,
Rick Dolezal
ABB...
Any one can explain telemetry system
New Replies:
By Gerald Beaudoin on 7 August, 2009 - 1:24 pm -
Cost difference?
Costs could go either way. Depends on what is in between the two points and what...
Communication for integrating S7-300 with Wonderware
New Replies:
By kevin grey on 5 August, 2009 - 8:56 am -
Hi,
I assume that you already have the mpi network up and running and want to change it to...
Exchange data between 2 device on TCP/IP
New Replies:
engg_ice,
Is your application connecting an S7 with an AB drive?
What protocol(s) does the...
from the Scanning configured for future TeSys-T's department...
I/O Scanning on Quantum creates ethernet collisionsTeSys-T unit on a Quantum which uses Concept v.2.50. Packet "resends" causes the comms to fail in the installed unit which causes a trip in the TeSys-T.
Protocol Converter from MODBUS RTU to proprietary protocol(HAI Omni-Link II protocol) on TCPIP
New Replies:
Solutions from the simpler to the harder:
1.- Consult HAI if they have modbus rtu option cards.
...
By Andrzej on 29 July, 2009 - 9:12 am -
Hello,
You should choose microcontroller with ethernet and serial port. For example Luminary...
I would like to read a text string from a device which connected to the serial port and save this string to a text file or in to a database..
New Replies:
By Umaima on 29 July, 2009 - 12:53 pm -
Hi there,
plz send me the source code in c for sending the data to the serial port. ...
Frequency deference limit
How to map variable length data to holding registers?
New Replies:
By M Griffin on 27 July, 2009 - 4:12 pm -
It's always good to hear feedback. The feedback helps other people who are following the discussion...
Now, that took me some time! But I have defined the registers (and am very glad that's finally...
By M Griffin on 19 July, 2009 - 3:14 am -
I will start off by saying that what would probably help a lot is to sit down and imagine yourself...
Bailey DCS (infi90) training and support these days???
New Replies:
By Babak Salehi on 27 July, 2009 - 9:43 am -
Vance,
How can I contact you?
Please send an email to babak.salehi [at] moonlight-tec.ca
...
Very good point....
By Bob on 22 July, 2009 - 9:16 am -
As far as I know, there is one instructor left in Wickliffe, Ohio that still teaches Infi90. ...
I would not suggest using ABB, strictly based upon cost effectiveness. However, I would suggest...
Converting SINEC H1 Cable connection and to Ethernet.
New Replies:
By Tony R. Gunderman on 24 July, 2009 - 8:52 am -
Depending on where you want to do the conversion, an AUI to Ethernet 10-BaseT transceiver may be...
I need Modbus convertors
New Replies:
By Yogesh Deshmukh on 22 July, 2009 - 7:33 am -
Aftek have come up with BM series protocol converters to bridge the gap between devices which...
Is it possible to convert Modbus via TCP into Modbus TCP?
New Replies:
Hello,
I know a device which is exactly designed for your requirement, so from-to Modbus RTU...
Need a Modbus RTU Master OPC Server as "Program Master"
New Replies:
Do you have the info how to setup those "Progam Master" paths on MB Plus? Sounds to me...
Configuring moxa unit uc7420 with that of a areva m243 using dnp3 protocol
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