Alternative method of measuring density (Mathematically)
on 27 July, 2016 - 9:13 am
hi thank you for your reply, well, I am trying to measure the density of sludge in pipeline (the...
What is transformer vector group? Why is it needed?
Ratio of Analog Input to Output - DCS
Posted by Jonathan Law on 21 July, 2016 - 6:59 am
Could anyone give me guidance into the ratio of Analog Input channels to Analog Output channels in an averaged sized DCS implementation.
By Daniel on 25 July, 2016 - 12:23 pm
It all depends on how many Final control devices! Depends on type of Industry, Process etc... Only...
Similar products between AB PLC & SIEMENS PLC
By Steve Myres on 22 July, 2016 - 4:39 pm
Siemens PLC Families are listing below. 1. LOGO!......AB has a "smart relay". No idea...
CAP Certified Automation Professional Exam
Does anyone tried to pass the exam of CAP (certified automation professional) recently?
By Bob Peterson on 18 July, 2016 - 2:01 pm
https://www.isa.org/templates/two-column.aspx?pageid=111329 -- Bob http://ilbob.blogspot.com/...
By Aman Jethi on 18 July, 2016 - 4:46 am
Can anyone help me to find sample questions of CAP online? Regards Aman Jehti...
By Selva on 16 June, 2016 - 4:32 pm
I would like to get some study materials for CAP exam. Can anyone send me the link to download? ...
Button FAST on the Operator's Keyboard TDC3000
Meaning or use of Button FAST on the Operator's Keyboard TDC3000
By Control engineer on 20 July, 2016 - 9:48 pm
the FAST button will cause data on the display to be updated at a faster rate. Memory may be off a...
Medium Voltage Variable Frequency Drive for Motor Frequency Control
Doing research on medium voltage Variable Frequency drive (also called as VFD, VSD, AC drive, VVVF, etc.)
Advantage and disadvantage of Write_VAR from I/O scanning?
Servo valve current when controlling hydraulic flow in servo valve
on 18 July, 2016 - 6:05 pm
Isulamu, The ((REF - FDBK) * gain + bias current) is all done in software, and if the feedback...
on 17 July, 2016 - 3:30 pm
yaseeeen, There is no such product as a Mark IVe; there is Mark IV and Mark IV Migration, but no...
on 15 July, 2016 - 6:17 pm
yaseeeen, +/-10 mA is a maximum range. The Mark V never really puts out more than approximately...
Torque Converter Filter Type
Looking for information about torque converter filter properties for GE Frame 9E
By ahmed on 18 July, 2016 - 2:16 pm
thank you for your fast reply. Yes I am confused. there is a strainer not filter, but I have not...
on 17 July, 2016 - 2:10 pm
All of my experience with GE-design Frame 9E heavy duty gas turbines was with units which used a...
Siemens Distributors in South Asia
Looking for Siemens 7KG6000-8AA/MM and 7KG6104-1SN21 distributors in Indonesia or nearby country
Difference of Safety Category 2 and 3
MODBUS EMC requirements derived from CISPR 32 what - do you think?
Testing PCS 095 Communications
Can someone tell me how to test the PCS 095 communications RS485 using a PC with a same port (Rs485)?
A Question for All - RS232 Serial Port Communication
Posted by Curt Wuollet on 22 March, 2016 - 9:54 pm
How do you deal with the lack of available computers with RS232 serial ports?
on 9 July, 2016 - 11:43 am
I have used for years PL2303 USB to serial cable from prolific. Never had any issues. I have...
Question about Modbus TCP baud rate (communication speed)
OSI Pi versus Aspen Info Plus 21
Chemical company with batch processes has to decide if they buy Aspen tech or OSI.
By Jeff Knepper on 30 June, 2016 - 2:47 pm
Believe it or not Fredrik, the 1,000 points that you are monitoring at 60 second intervals will...
Can PLCs be used with microcontrollers?
By Bob Peterson on 23 June, 2016 - 5:25 pm
kind of depends on what the instructor accepts, doesn't it? -- Bob http://ilbob.blogspot.com/...
By Ikhtiander on 23 June, 2016 - 1:14 pm
Hi Merete, The answer should be yes. could you please more details on the project specification...
We have a tank that measures 10 feet in diameter and is 15 feet tall that we are needing a formula for determining the gallon capacity for. Can you help?
By Bob Pascoe on 23 June, 2016 - 11:48 am
The tank is a flat sided horizontal tank. 150 inches long by overall height is 80 inches by 70 inch...
Most Important Protection for GT/ST
Which protection is the most important for GT/ST?
on 20 June, 2016 - 9:02 am
Overspeed gets my vote, far and away. An overspeeding turbine can literally fly apart--throwing...
House Load Operation for Black Start
Any first hand experience with house load operation for black start in case grid voltage and auxiliary power from grid is unavailable for startup?
on 20 June, 2016 - 8:50 am
KRManish, That's a pretty ambitious plan. The two most ambitious parts are getting the generator...
I'm not good in drawing and have a trouble when drawing SVG graphic for my project.
By James Ingraham on 16 June, 2016 - 3:48 pm
Google turned up a few options for paid libraries, including Symbol Factory. Opto-22 has a free...
Best PLC School in Toronto
Which colleges in Toronto have the best PLC program (updated for 2016)?
Looking for a replacement
By Venhar on 15 June, 2016 - 1:14 pm
I wanted to ask whether we can embrace the 04.kV tension cable that has been previously destined...
Density Measurement of Sludge Inline
Concentration /density of sludge measurement in pipe line
Difference between Mark-V and Mark-VIe
I was working before with Mark-V and now transfered to a plant having Mark-VIe control system for frame 6 GE GT.How protection is done in Mark-VIe?
Two Phase vs. Three Phase Application
Posted by R. Button on 5 June, 2016 - 3:00 pm
Powering an inline tankless heater with 240V when it is rated for 277V