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Thermal Overload
The threads that wouldn't die...
- PC reliability?
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- 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
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I need to program s7-200 using USB PPI cable and wonderware incontrol
Need to connect Micrologix 1100 PLC to Agilent 34980A.
New Replies:
We have the base models of the MM. off the top of my head I think it's the 1700 so it only has one...
By mongerf on 13 November, 2009 - 9:57 pm -
Your existing Micrologix 1100 can easily read modbus registers into its own internal data...
By Harvard on 13 November, 2009 - 9:01 pm -
Are you sure you even need Modbus? Most all MM Transmitters support 2 x 4-20 mA Analog Outputs that...
By Harvard on 13 November, 2009 - 8:50 pm -
The PLC would serve as a Modbus Host over RS485 to all MM Transmitters. The PLC program would then...
I have been instructed not to go with the option of using the VB modification. We already have the...
By Mark on 12 November, 2009 - 12:25 pm -
Check out Automated Solutions' website for a Modbus (master or slave) ActiveX Control that can...
By Harvard on 12 November, 2009 - 9:59 am -
I am currently retired from an Emerson Rep and I have over 25 years experience with Micromotion and...
By M Griffin on 11 November, 2009 - 4:25 pm -
You will need a Modbus driver that will work with MS Visual Basic, and you will need someone who...
We are facing speed variation in one of our turbine in DROOP mode. Variation is between 5088-5090.
Machine which we are going to do with Rotart shear cutter for cutting metal sheets from 800 mm to 5000 mm
No flame detected when igniter is started
New Replies:
By lockout on 16 November, 2009 - 12:17 am -
Hi J.P.,
when I first tested the ignitor, we had 60% of air damper open with all the other...
By Juan Pinzon on 14 November, 2009 - 2:01 pm -
Hi,
If you have spark and not flame, maybe you have problem with the fuel/air relation. I don't...
from the Forum department...
ATEX certification (ATEX II 2 G Eex ia IIC T6) and power supply requirements of instrumentswhether power supply for the instruments like Magnetic flow meter installed in Zone 2 areas can be 230 VAC, 50 Hz with 4-20 mA IS (passive) as output when we specify the requirement of ATEX certification (ATEX II 2 G Eex ia IIC T6).
New Replies:
By nik on 15 November, 2009 - 11:57 pm -
Bruce
Good reply,
But let me know whether this is an example of an ideal case or is...
By Bruce Durdle on 13 November, 2009 - 2:33 pm -
A field transmitter rated as Ex i with no other method of protection will need to have all circuits...
Control valve positioner and its characteristic
New Replies:
By Roy Matson on 15 November, 2009 - 11:40 pm -
Not a direct answer but there are two things you need to consider the valve trim can be Linear or...
What is the difference between instrumentation and control cable?
New Replies:
Hi Roy,
Thanks a lot for your reply. Actually the application is just 24VDC to close the...
By Roy Matson on 12 November, 2009 - 3:29 pm -
Short answer Yes
Long answer - if the cable is rated for the voltage and any signals you put on...
MK IV control system upgrade issue
New Replies:
You don't say what the existing control system is, other than a MK IV common BOP system. If it is a...
Sync. generator slowing down on increase of load.
New Replies:
By Mikas on 15 November, 2009 - 11:49 am -
Like CSA has explained, you need to distinguish between droop and isochronous speed control. Droop...
All of the discussion below presumes that the synchronous generators are driven by prime movers...
By Mik on 14 November, 2009 - 7:11 am -
It won't slow down. Sync. generator is called that way because it works in parallelism with the...
Online information for TSI
New Replies:
By Peter W. Hills on 15 November, 2009 - 5:20 am -
Contact Mechanalysis India at www.mechanalysisindia.com or our Partner in UK Sensonic Instruments...
What type of cable can be used for Gas Detectors in Zone 0.
New Replies:
By nil on 15 November, 2009 - 1:33 am -
i understood what ever u said. MAY i know the exact difference between Fire resistance Low smoke...
Latched output on BN vibration monitors, series 3300
New Replies:
It will only latch the trip relay after the 3secs delay. And also the vibration value should have...
In the TMR MKV panel with HMI in windows2000 operating system the diagnostic counters when opened is showing only two cores i.e. <C> and <R> but not the other two processors <S> and <T>.
New Replies:
By Thomas on 14 November, 2009 - 11:53 pm -
CSA,
Thanks for the reply, before to try correcting the errors in the above files I would like...
Thomas,
You are the victim of poor configuration from the GE factory, and a poor start-up.
...
UPS having "high DC bus error on rectifier" error message. Need advice on connection to UPS from neutral point of vessel based power supply configuration
what is water injection system in gas turbine ?
New Replies:
NOx formation is a function of flame temperature; reduce the flame temperature and the formation of...
By Mike on 12 November, 2009 - 10:41 pm -
It helps lower the combustion temperature for greater efficiency.
There is a NOx steam inject...
Water injection is used to help control NOX emmissions. Water is mixed with the fuel as the fuel...
wonderware conversion from v5.0 t0 v7.1
New Replies:
and V7.1 on Win NT or Win 2000 does not require an old computer???...
By Zahid Ali Khan on 12 November, 2009 - 2:45 am -
because V5.0 run on win3.1 and win3.1 need old computer. How we recompiling in 32 bit version of v?...
Problem controlling drive remotely.
New Replies:
By curt wuollet on 13 November, 2009 - 12:14 am -
Many drives want you to set a parameter to use either the control panel or the remote terminals. I...
By M Griffin on 12 November, 2009 - 5:06 pm -
I think there is also a switch that you have to set to select NPN or PNP. You have to set that to...
By Ken E on 12 November, 2009 - 2:40 pm -
I have not worked with this particular one, but I've used a 2HP TECO on my bridgeport at home. I'd...
what kind of electrical CAD software is most used by you guys?
New Replies:
By deVillon on 12 November, 2009 - 11:14 am -
I would like to recommend a CAD viewer for iPhone iPod called Drawvis. It uses DXF format and works...
time synchronization in DCS system
New Replies:
By M.Bhaskar on 12 November, 2009 - 7:36 am -
Hi,
please connect GPS to DCS directly through PPS or Ethernet in turn DCS will sync all other...
Hello all,
Thanks for all have taken care and explained for me.
And now we have another related...
Auto tuning in ABB 800XA system
New Replies:
By Mik on 12 November, 2009 - 5:39 am -
So, if I understood good, main difference between step and relay tests is that really works in a...
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