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The threads that wouldn't die...
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
Fortune
There are three kinds of lies: Lies, Damn Lies, and Statistics.
-- Disraeli
-- Disraeli
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Posts from...
Sunday, August 10, 2008
I have a DCS system of Foxboro that its HMI is very old. I want to upgrade this HMI without change...
New Replies:
By Chris Jennings on 10 August, 2008 - 8:27 pm -
By Chris Jennings on 10 August, 2008 - 8:27 pm -
I think you forgot to add IMHO.
Chris Jennings...
looking for an Instrument of some sort that can show me the Mud Level inside a Thickener
New Replies:
By wboyes on 10 August, 2008 - 8:26 pm -
By wboyes on 10 August, 2008 - 8:26 pm -
I've used the ultrasonic thingys, from several different manufacturers, and they seem to work okay...
By Roy Matson on 10 August, 2008 - 3:42 pm - I worked in mining for a lot of years, most of the thickeners had a float device. A SS ball about...
link for the free Down loadable PDF book for Basics of Control and instruments?
New Replies:
By wboyes on 10 August, 2008 - 8:25 pm -
By wboyes on 10 August, 2008 - 8:25 pm -
Why does it have to be free? Some of us make our living writing these books, and we have to eat and...
To query the status of the Registers of an energy meter using MODBUS RTU protocol
New Replies:
By Colman on 10 August, 2008 - 5:31 pm -
By Colman on 10 August, 2008 - 5:31 pm -
Check your slave address.Also check the energy meter with the RS232-RS232 communication then the...
By Mark on 10 August, 2008 - 4:48 pm - Hello,
Download the serial slave simulator from http://www.peakhmi.com and verify your code.
...
By autcon20 on 10 August, 2008 - 4:48 pm - Try to get a ModBus Slave simulator, and test your code. Also you could get a ModBus Master...
When we reduce load on GE Frame9 Gas turbine vibration of bearings #2 and 3 increases
New Replies:
By CSA on 10 August, 2008 - 4:47 pm -
By CSA on 10 August, 2008 - 4:47 pm -
When did this begin occurring; after a maintenance outage? How long has this been occurring?
...
Modbus Communication between Twido and Altivar 21
Redundancy feature of AC800M controller from ABB
New Replies:
By Mik on 10 August, 2008 - 3:51 pm -
By Mik on 10 August, 2008 - 3:51 pm -
Hello,
I'm very interested in this. Can you provide more informations, or direct me where I can...
Mark-V <I>(IDOS) screen freezes every three/four hours.
Is it possible to connect a Modbus Trunk cable from a Quantum PLC to a Momentum PLC in the field using a NOM?
What makes a generator coupled to a gas turbine increase load when load raise command is issued to Mark V
Our goal is replacing the controller of some old 6 DOF robots
New Replies:
By Najafabadi on 10 August, 2008 - 3:48 pm -
By Najafabadi on 10 August, 2008 - 3:48 pm -
Thank you Gavenb.
Any body has any other recommendations?...
Need help on thermocouple wiring.
New Replies:
By Curt Wuollet on 10 August, 2008 - 3:46 pm -
By Curt Wuollet on 10 August, 2008 - 3:46 pm -
Hi Carl
Just as a note, rtds and thermistors change resistance with temperature as their...
By Roy Matson on 10 August, 2008 - 3:28 pm - Carl, No, thermocouples don't change resistance they are low resistance devices but they produce a...
By Dick Caro on 10 August, 2008 - 3:26 pm - Carl,
Maybe your circuit doesn't work well because you just do not understand the basics of...
What I'm trying to do is use 3 outputs on a card as a BCD to another device. I'm getting some obvious issues and would like to find out the best way to overcome them.
New Replies:
By David Adams on 10 August, 2008 - 3:45 pm -
By David Adams on 10 August, 2008 - 3:45 pm -
First, transfer the decimal value to a storage byte. Next use another storage byte to hold the...
I have an application that has 4 in/2 out and has 65 locations along a linear path...
New Replies:
By Paul Wacker on 10 August, 2008 - 3:30 pm -
By Paul Wacker on 10 August, 2008 - 3:30 pm -
Jeremy -
The most commercially viable solution for this is Homplug, which carries Ethernet over...
By Roy Matson on 10 August, 2008 - 3:29 pm - Jeremy,
Perhaps this might be of interest
http://www.powercorp.com.au/pdf/bpl.pdf
I'm sure there...
electrical book in pdf on net
New Replies:
By NLN on 10 August, 2008 - 3:24 pm -
By NLN on 10 August, 2008 - 3:24 pm -
There are many hand books available in pdf format for free download in Department of energy web...
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