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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
The cow is nothing but a machine with makes grass fit for us people to
eat.
-- John McNulty
eat.
-- John McNulty
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Posts from...
Saturday, October 20, 2007from the scada and networking department...
ewon (eye watching over net) {remotely access plc through internet}ewon configuration for using it in an internet connection
New Replies:
By Tomy Zacharia on 20 October, 2007 - 9:10 pm -
By Tomy Zacharia on 20 October, 2007 - 9:10 pm -
Shahji,
Tusi kahaan se kharida hai is ko? (Translation "Where did you purchase the module...
would it cause delay to mix several networks on the same switch?!
New Replies:
By Nathan Boeger on 20 October, 2007 - 9:07 pm -
By Nathan Boeger on 20 October, 2007 - 9:07 pm -
You would use a Layer 3 switch as opposed to a router. They're really very similar except that the...
I need a Vibration Measuring System (sensor and transmitter)...
New Replies:
By Tomy Zacharia on 20 October, 2007 - 9:07 pm -
By Tomy Zacharia on 20 October, 2007 - 9:07 pm -
Dear Marzie, What do you intend to measure? Do you already have a condition monitoring program in...
Very new to Labview in general and looking for help building HMI
New Replies:
By zyubin on 20 October, 2007 - 9:05 pm -
By zyubin on 20 October, 2007 - 9:05 pm -
Hello,
There are several strategies to build HMI with LabVIEW. The simpliest way to have...
Balancing load in parallel electric generator
New Replies:
By luigi on 20 October, 2007 - 9:03 pm -
By luigi on 20 October, 2007 - 9:03 pm -
dear Jojo,
first of all thank you for your info. I'm in industry for quite long time but never do...
CITECT - R/W Sepam40,80 with BM85 and EGX200/400
slip ring IM of 50 KW used for hoist purpose makes a humming sound...
I need a temperature transmitter, which includes remotely selectable dual inputs...
New Replies:
By sergey on 20 October, 2007 - 8:51 pm -
By sergey on 20 October, 2007 - 8:51 pm -
if u need a temperature signal in automation sistem, easiest way would be use of resistance...
How terminal resistance gets cancelled?
New Replies:
By sergey on 20 October, 2007 - 8:50 pm -
By sergey on 20 October, 2007 - 8:50 pm -
http://www.rdfcorp.com/anotes/pa-rtd/pa-rtd_04.shtml...
want to control level of a tank by simply turning pump on/off...
AC Motor question
New Replies:
By wayne on 20 October, 2007 - 8:27 pm -
By wayne on 20 October, 2007 - 8:27 pm -
I don't know of many generators with fixed power output. Usually they have a maximum power output...
Controlling a valve using digital outputs
New Replies:
By Ron Davis on 20 October, 2007 - 8:26 pm -
By Ron Davis on 20 October, 2007 - 8:26 pm -
I have dealt with this by generating a "virtual valve position" within the controller...
By xavierwh on 20 October, 2007 - 11:13 am - Which software are you using with Quantum PLC ?
Concept or Unity? I believe you should be able to...
Trouble communicating to SLC 5/01 using PIC adapter.
Can someone explain the whole 4-20mA thing to me?
New Replies:
By Roy Matson on 20 October, 2007 - 7:34 pm -
By Roy Matson on 20 October, 2007 - 7:34 pm -
Back in the 60s before 4-20 the instruments used to be 10-50mA which gives 1-5 volts across a 100...
By James Ingraham on 20 October, 2007 - 7:33 pm - This may lost to history. I often wonder about these kinds of things. My guess would be that the...
By Michael Griffin on 20 October, 2007 - 11:09 am - We have discussed this here before. The best theory for the 20ma value seems to be that 20ma used...
Modbus RTU protocol Vs J-bus protocol.
changing the dp range for flow measurement
I need help about wireless connectivity
New Replies:
By James Ingraham on 20 October, 2007 - 7:21 pm -
By James Ingraham on 20 October, 2007 - 7:21 pm -
Yes, there are numerous ways to do this. But 800 meters is a LONG way, so make sure your...
By none on 20 October, 2007 - 7:21 pm - http://www.phoenixcon.com/wireless
1 way i/o radio...
By Rob Barrese on 20 October, 2007 - 11:15 am - You may want to consider Omnex
(http://www.omnexcontrols.com/products/industrial/).
They offer...
Configuration
New Replies:
By Dweebyone on 20 October, 2007 - 6:54 pm -
By Dweebyone on 20 October, 2007 - 6:54 pm -
You use %EXCH1 and setup a control , TX, RX table in your ladder. The control table defines the...
CompactLogix with esteem 195es modem
New Replies:
By KirkC on 20 October, 2007 - 6:53 pm -
By KirkC on 20 October, 2007 - 6:53 pm -
AB has a few flavors of DF1 protocol: DF1 full-duplex, DF1 half-duplex, and DF1 Radio Modem. I am...
By Brian E Boothe on 20 October, 2007 - 6:52 pm - your first Big Mistake is using Crappy DF1 Radio modems: with a really nice compact Logix Platform:...
Webclient vanishes with no errors
New Replies:
By Tony R. Gunderman on 20 October, 2007 - 6:50 pm -
By Tony R. Gunderman on 20 October, 2007 - 6:50 pm -
I do not remember having this type of problem with WebClient on a WinXP SP2 machine, but it may be...
A dc motor of torque 1kg-cm is to be rotated from 1 to 150 r.p.m based on the speed mentioned in that range
New Replies:
By Greg Parrott on 20 October, 2007 - 6:49 pm -
By Greg Parrott on 20 October, 2007 - 6:49 pm -
Your selection will be dictated in part by the level of precision needed at each end of the speed...
The idea is to send from remote areas via GSM Network
New Replies:
By EricD on 20 October, 2007 - 6:48 pm -
By EricD on 20 October, 2007 - 6:48 pm -
EXOR has an all-in-one PLC/HMI product that uses IEC 1131-3 CoDeSys for the PLC and directly...
Which software I can use to program the S7-200 PLC?
New Replies:
By bestyang( gotobestyang@163.com) on 20 October, 2007 - 6:47 pm -
By bestyang( gotobestyang@163.com) on 20 October, 2007 - 6:47 pm -
Hi, S7-200 is good for doing easy control and Can be used Modbus, free port to connect with other...
Orifice Plate- straight run requirements w.r.t beta ratio
New Replies:
By John Catch on 20 October, 2007 - 6:46 pm -
By John Catch on 20 October, 2007 - 6:46 pm -
A discussion on this topic could make a nice extended magazine article, or a chapter in an...
Need some direction.
New Replies:
By Andy on 20 October, 2007 - 6:31 pm -
By Andy on 20 October, 2007 - 6:31 pm -
A mix of modpoll, java, and a batch file did the trick. Thanks for all the help!...
I am trying to determine the best valve configuration to control boiler feedwater. Should I use a normally open or closed valve?
Want to assign tag to make toggle
Two CT secondaries, in series.
Siemens 414-3 CPU defective?
New Replies:
By Hartono W on 20 October, 2007 - 11:13 am -
By Hartono W on 20 October, 2007 - 11:13 am -
Something if the hardware configuration is wrong, it would stop the CPU. When getting modules from...
AB Ethernet and Ethernet/IP specification
Do we need to arrange preservation of Boiler/HRSG if goes for shutdown for 5 to 7 days ?
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