Control.com - Nerds in Control
how can I generate 12 volts AC or DC using only household water pressure, and what is the smallest this generator can be? Can it be smaller than 120cc?
New Replies:
I've been interested in all the information on this topic. I have a small stream running right...
Assistance on sensing wind velocity and wind speed using analog inputs to an Ethernet I/O controller.
New Replies:
By Wassim Daoud on 3 December, 2009 - 5:28 pm -
hello,
Are you using OPC? OPC is an open standard, i am really curious about your system...
Once again, we have a great unit that is obsolete. I am hoping someone knows of a good field mountable wide temperature range single loop controller that can be polled via RS485 or HART.
HP ratings of induction motors
New Replies:
By JLo on 3 December, 2009 - 2:39 pm -
What you were reading in the motor nameplate was the rated power (800 hp), and the permissible...
All card failure in Mark VIe panel
New Replies:
By lemed on 3 December, 2009 - 2:21 pm -
we got same problems. you must contact Ge to install the last switches version....
EPLAN vs. AUTOCAD Electrical
New Replies:
I bought ePlan compact for $500 two months ago. It is nice, but extremely cryptic! There is...
DB addressing DataType as S5timer conversion to Proface.
GE PLC control vs. AB-Rockwell: which is better?
New Replies:
By bob peterson on 2 December, 2009 - 2:53 pm -
I have done mostly AB with a smattering of GE along the way.
The AB programming environment is...
By Steve Myres, PE on 2 December, 2009 - 2:27 pm -
Either will do the job.
I find the GE hardware a little cheesy looking but haven't seen a whole...
Most of my experience is with GE 90 series PLCs and the old System One (Kony, TI305, DL305). While...
GE 7FA Hydraulic oil leak from GCV#03 v/v
New Replies:
By Greg Ponto on 2 December, 2009 - 1:36 pm -
Isolation valves can be installed on the hydraulic oil supply lines for the GCVs/SRV and IGV. This...
How to upgrade an intouch application
what is load ANGLE?
New Replies:
By Phil Corso on 30 November, 2009 - 11:41 pm -
Mohan... obviously it is harder to describe "load-angle" than it is to...
Bruce,
You've used this description several times before, of a machine increasing speed when...
By Bruce Durdle on 28 November, 2009 - 2:45 pm -
Hi Mohan,
Since you are a mechanical engineer, I will try to explain using a mechanical...
By Bruce Durdle on 27 November, 2009 - 2:23 pm -
The rotor of the turbine and generator is a device that stores kinetic energy. It is in balance...
like to know how di I make the Modbus device communicate with the PC using Maxdna DCS system
New Replies:
By Raffi on 30 November, 2009 - 10:23 am -
II am faced with the same challenge with the Max Controls DCS system.
Look to see if your RTU...
LCN Suspect Alarm after connecting app-node TPN server with OPC optimizer
New Replies:
By SPR on 30 November, 2009 - 12:35 am -
Dig in a little deep. Check system maintenance and system errors from Even history menu in system...
In the architecture the tps app-node is before LCNE. So basically the app-node is connected to LCNE...
green n yellow cable segments between nodes should have same length. Moreover, in LCN suspect...
Having LCNA and LANB with different lengths might cause a problem. We have not been receiving an...
Run lcn diag - and see "net media" -reset time- try to connect LCN A and look on...
Both cables must have the same length....
Can MSDE data base administration gets integrated with EIMS or there Will be compatibility issues?
New Replies:
By M Griffin on 28 November, 2009 - 12:26 pm -
What do you mean by "integrate"? What are you trying to accomplish that you are not doing...
Looking for CM104 communication module documentation
Whether each machine in a redundant server(s) in a 88xA system of ABB requires a license dongle
New Replies:
Licensing can be applied to either a single dongle or a single Ethernet card, redundancy in...
We have 3 Aspect servers and 3 pairs of Connectivity servers and don't have a dongle in any of...
How to communicate with ADAM 5000 Hardware using a serial program made in 'C'
New Replies:
By Roy Matson on 27 November, 2009 - 6:57 pm -
Ritika,
First of all check your cable with a multimeter if you check the voltage between...
By curt wuollet on 26 November, 2009 - 1:14 am -
That illustrates the point :^). Someplace along the line, the symbols I put in to illustrate were...
By Ritika on 25 November, 2009 - 10:29 pm -
Thank you so much for a prompt reply. There is no mention of baud rate, parity etc in the ADAM...
By curt wuollet on 25 November, 2009 - 9:05 pm -
Many things can prevent RS232 communication. Jumpers come to mind in this case. Depending on how...
Ritika,
First, before using your custom software to interrogate it, I would recommend that you...
By M Griffin on 25 November, 2009 - 4:37 pm -
Baud rate? Stop bits? Parity? RTS/CTS handshake? Is that model of ADAM 5000 configured to receive...
SERVO VALVE NULL Bias Current
New Replies:
An update (sorry for not updating for so long)
1) The turbine with reversed (positive null bias,...
LCN slow down when connecting TPN server to Matrikon ODH with OPC optimizer on the App-Node
New Replies:
By Gilbert Waniandy on 26 November, 2009 - 4:06 pm -
Hi Lalas,
My name is Gilbert Waniandy and I am the Support Manager for MatrikonOPC.
I would...
Looking for advice on motors used on homemade vibrating conveyor control
New Replies:
By Roy Matson on 25 November, 2009 - 11:44 pm -
You have it right. the solenoid type are used in mining feeders. As you say they are fixed...
By M Griffin on 25 November, 2009 - 8:43 pm -
For feeder controls, here are a couple of names that I know of:
Controlcraft ...
A sensor that gathers relative position in coordinates (X,Y) from one object to another.
New Replies:
By Roy Matson on 25 November, 2009 - 11:39 pm -
How about two ultrasonic or radar level transmitters one for X one for Y mounted on the vehicle...
I am learning more about MODBUS, and I would like to know how I make the Modbus device communicate with the PC.
New Replies:
On www.modbus.pl there are some examples for Perl and VB....
online load monitoring for gas turbine with mark v and mark 2 control system
New Replies:
See this thread for the most important consideration in making this decision:
...
Problem after rebooting the Honeywell Plantscape R500
New Replies:
By ady on 24 November, 2009 - 11:19 am -
What can I further check to make sure that what I see is a true alarm and not an inconsistency in...
What type of cable can be used for Gas Detectors in Zone 0.
New Replies:
By Habib Ahmed on 24 November, 2009 - 7:24 am -
Please see the linked pdf file for the difference between flame retardant and fire resistant.
...
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 © 1999-2010 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
Lewis's Law of Travel:
The first piece of luggage out of the chute doesn't belong to
anyone, ever.
