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Thermal Overload
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
Screw up your courage! You've screwed up everything else.
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Posts from...
Monday, October 13, 2008
Having trouble with some SLC 500 to Modicon PLC communication.
Need help with choosing a motor/drive system appropriate for operating a radio dish for amateur radio astronomy.
New Replies:
By M Griffin on 13 October, 2008 - 9:53 pm -
By M Griffin on 13 October, 2008 - 9:53 pm -
As to whether 78 rpm is "fast enough" is hard to say. A lot depends on the details of the...
By Mohammed Ahmed on 13 October, 2008 - 2:18 pm - Gentlemen,
Thank you very much for the informative replies. You have brought attention to the...
I would like to control the discharge of a flywheel using current mode control.
New Replies:
By Hadé on 13 October, 2008 - 8:48 pm -
By Hadé on 13 October, 2008 - 8:48 pm -
This is what I want to do. When a flywheel is discharging its stored energy, its speed decreases...
By Robert Scott on 13 October, 2008 - 6:45 am - You still haven't said what there is that you can control to make the voltage constant. A normal...
The MK6 Event log accessible from the localhost in internet explorer trigger each event twice.
New Replies:
By Giovanni on 13 October, 2008 - 7:32 pm -
By Giovanni on 13 October, 2008 - 7:32 pm -
Mike, this issue just started happening recently andis only on one of the 4 HMIs I have here....
By MIKEVI on 13 October, 2008 - 5:05 pm - Giovanni, Is this something that just started happening recently, or has it been going on for a...
Convert Allen Bradley PLC-2 to PLC-5. Software needed? not available... :(
New Replies:
By Michael Batchelor on 13 October, 2008 - 7:27 pm -
By Michael Batchelor on 13 October, 2008 - 7:27 pm -
I can concede that there may be compelling reasons to convert to PLC5 over Control Logix, and...
By packsupport on 13 October, 2008 - 10:25 am - Well, thanks all for great comments.
Those who works in OEM, read carefully, it might really...
ABB AC450 problem when connecting more than 16 stations to the system.
New Replies:
By Bryce Gillan on 13 October, 2008 - 5:08 pm -
By Bryce Gillan on 13 October, 2008 - 5:08 pm -
You have got too many subscriptions for data on the controller. A controller has got a subscription...
non
Pros and cons between ControlLogix and Quantum
New Replies:
By James Ingraham on 13 October, 2008 - 12:36 pm -
By James Ingraham on 13 October, 2008 - 12:36 pm -
Dave Zimbrich: "...to actually beleive that Rockwell offers technology that is 'as good or...
start up on diesel fuel that made me crazy.
New Replies:
By Steve Calvert on 13 October, 2008 - 12:11 pm -
By Steve Calvert on 13 October, 2008 - 12:11 pm -
I have a solution to the failure mode caused by water injection check valve on dual fual combustion...
Sinking 12volts via Output relay card.
New Replies:
By Don Lupo on 13 October, 2008 - 11:05 am -
By Don Lupo on 13 October, 2008 - 11:05 am -
If you can't find what you need, Acromag offers RS485 Modbus RTU slave dio cards. See Models...
Is there anybody who has experience with the related protocol?
New Replies:
By Mark on 13 October, 2008 - 11:03 am -
By Mark on 13 October, 2008 - 11:03 am -
Hello,
Did you try: http://www.dlms.com/
Cheers,
Mark
http://www.peakhmi.com...
AC Transducer Circuit
New Replies:
By Don Lupo on 13 October, 2008 - 10:53 am -
By Don Lupo on 13 October, 2008 - 10:53 am -
Acromag offers a small and low cost AC current sensor with an output of 0 to 11.17mA-dc that could...
By Robert Scott on 13 October, 2008 - 6:48 am - Do you want the DC signal to represent the average RMS voltage of the AC signal, or do you just...
By benjas on 13 October, 2008 - 2:21 am - Hi, well I am not sure, but if you want to measure just the current, than you can just use a AC-DC...
I need to understand LCI & VSI technology basics...
i want use a Zebra TLP2824 & connect it to S7-300 PLC via cp340
what provision is for pressure measurement by gauge on 500 degree C temperature?
New Replies:
By Bruce Thompson on 13 October, 2008 - 10:27 am -
By Bruce Thompson on 13 October, 2008 - 10:27 am -
Standard practice (for an air temperature measurement system) is to include a foot of tubing...
By Roy Matson on 13 October, 2008 - 12:47 am - Just Isolate the gauge from the high temperature source with a foot or two of instrument tubing.
...
Looking for information about connecting a ControlNet and a Profibus together in an application
New Replies:
By Varuninder on 13 October, 2008 - 8:42 am -
By Varuninder on 13 October, 2008 - 8:42 am -
Hi Bill,
This is very obvious technology being used nowdays, due to availability of many open...
Transmitter impulse tubing tapping on process line
New Replies:
By Paul Karslake on 13 October, 2008 - 8:40 am -
By Paul Karslake on 13 October, 2008 - 8:40 am -
I can refer you to the standard BS 6739:1986.
The standard shows an arangement for tappings on the...
what should be the right proceedure of calibaration.
Oscillations in control system.
New Replies:
By pk on 13 October, 2008 - 7:12 am -
By pk on 13 October, 2008 - 7:12 am -
yes , we are sucking air to get negative pressure.
I need one more information from you guys.
...
Need to produce high frequency pulse output signal on Yokogawa CS3000
New Replies:
By Anoop on 13 October, 2008 - 6:10 am -
By Anoop on 13 October, 2008 - 6:10 am -
(smiles)
You have asked a question that i asked myself two months ago. Put your logic chart (LC64)...
how can i download my program to ILC 350 ETH (Phoenix Contact)...
PID with heating and cooling output
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