from the Forum department...Orifice plate with square root function enabled
differential pressure transmitter (orifice plate) measuring flow with the square root function enabled
By Namatimangan08 on 27 March, 2012 - 2:31 pm -
The unit for Q for the given equation is m3/s. The DP must be in meter. Standard flow...
By IGOR on 25 March, 2012 - 9:15 pm -
I do not know the process flow. I have a pressure transmitter with a range of 0 ~ 28 kPa and...
What the engineering book formulas leave out is that the calculations for a real world calibration...
By Namatimangan08 on 25 March, 2012 - 6:31 am -
> We have a differential pressure transmitter (orifice plate) measuring flow with the square...
from the Mechanical/operation/electriacl department...GTG frame V 5361 performance at 105 % and above of capacity
What are the problems that may occur if a Gas Turbine GTG frame V model 5361 runs above 105% of the its capacity?
Well if you want more than 105% bring it on up to Alaska... at -40 F the only thing you have to...
The "short" answer to this question is that the internal hot gas path components will...
By MSERNAS on 23 March, 2012 - 4:12 am -
I agree with Bob, please define what you understand for 100%. ...
from the Automation List department...Modbus Registered Trademark
I noticed that Modbus is a registered tradmark of 'Schneider Automation'. However most literature I am seeing from other companies does not actually note this.
By Dave Pederson on 26 March, 2012 - 4:02 pm -
As of today (3/26/2012), 'Modbus' is registered to Schneider Automation Inc., according to the...
from the Cool Stuff!!! department...George Dyson, author of Turing's Cathedral: The Origins of the Digital Universe.
We are living in a digital world. how much and how fast the world around us is changing in the digital embrace. Historian George Dyson says it all goes back to huge ideas at the dawn of the computer age.
from the Forum department...Training and Education resources for Control system programming?
Looking for training resources and/or formal education for HMI programming
By pvbrowser on 22 March, 2012 - 3:11 pm -
> how is the interface developed for android devices, i mean, how would the android based HMI...
this is interesting. how is the interface developed for android devices, i mean, how would the...
By T Laven on 21 March, 2012 - 5:51 am -
"> The HMI world is littered with extremely complicated applications that don't do a good...
I have a cent's-worth of advice here, having been through some HMI- and control system development...
By pvbrowser on 20 March, 2012 - 1:10 pm -
>PS: Currently there is no port of Qt for iOS. Today i have seen a webcast about Qt5 from the...
By pvbrowser on 20 March, 2012 - 2:28 am -
> I'm particularly interested in developing HMI applications on Android-based tablets or the...
from the Electronics and communication department...Serial Communication in VB
How to get data serially from P89V51RD2 (8051) Micro controller to the Visual Basic?
from the Forum department...Computer Vision & its role in industrial automation
Machine vision as a subfield of computer vision, digital image processing, imaging based robotics
from the Automation List department...Calculating an average value of the wind direction
How do I calculate the average value of the wind direction when 0° and 360° are the same?
By Grant on 21 March, 2012 - 6:03 pm -
I've forgotton all the mathematics I ever learned relating to this sort of thing long ago. So,...
By jyang on 14 March, 2012 - 9:10 am -
Hi just wondering why there is -1 in calculating the U and V components? Thanks Jy...
By Mark Lilly on 8 March, 2012 - 10:41 am -
> Minor corrections: >...
from the field department...Oil contamination on turbogenerator windings and rotor
What is the effect of oil contamination on a turbogenerator windings and rotor?
By electricalman on 19 March, 2012 - 10:39 pm -
If i am not mistake, oil contamination on hydrogen cooled generator's winding can be happen when...
By sajjad on 12 March, 2012 - 7:06 pm -
there is often sealing is provided at junction between bearing and generator in case of hydrogen...
By Mark on 11 March, 2012 - 12:24 pm -
The oil is for the seal system it seems that every time the unit is run for a day then stopped the...
Mark... can you identify the type of oil? Phil Corso...
from the E&I department...ARCNET CARD PURCHASE
MK-V <I> ARCNET CARD PURCHASE
By Manik on 19 March, 2012 - 9:21 am -
> Our company wants to buy 5 MK-V <I> ARCNET cards. Please help me with any...
from the engineering department...code for vb to uart
Using the uart as an interface device to the PC need advice on Visual basic.
from the Panel shop department...220vac codes
Can you ground one side of a 220vac circuit and use a white wire and lable it neutal, never seen this done before.
By Steve Myres on 17 March, 2012 - 11:22 am -
That voltage level isn't "unsafe" per se. In the US we use a lot of 480V symmetrical, in...
from the Automation department...AGA 3 and MPMS 14.3 What is the difference?
Is AGA 3 and MPMS 14.3 different or is AGA 3 part of MPMS 14.3?
from the Forum department...Continuous Historian, DeltaV
Need to record and trend the data that I am reading in from the flow meter. Not used the Continuous Historian prior so would really appreciate some tips or help.
Hi, You may want to look at The ROI-USB20 4-20mA recording system http://goo.gl/FX2wA as a...
from the Forum department...Triguard SC300E
Trguard SC300E...ABB or ICS Triplex????
By Roh Patel on 16 March, 2012 - 7:46 am -
Hi SGaudiano, If you need any information or support etc , related to August hardware, CS/SC...
By RP on 16 March, 2012 - 4:56 am -
Hi, Paktech does not support August/ABB Systems. They are not approved by ABB. ...
from the Information department...Reading AMP Draw 230 VAC 1 ph
Load on an item is rated MAX AMP or FUSE SIZE 40 AMPS. Would each leg read 20 AMPS on a 230 VAC 1 PH?
By Brian Beal on 13 March, 2012 - 8:42 pm -
Max amp and fuse size usually aren't the same thing, so I am a little puzzled by that. A...
By Steve Myres on 13 March, 2012 - 7:04 pm -
Yes, the rating is stated in terms of per wire, and yes, both wires will read 20 amps or whatever...
from the Input to PLC of 2 4-20ma signals department...Can Analogue Inputs on FX2n 4AD be powered by Input device
Trouble getting analogue into PLC from Elpro 105u-1 Wireless Transciever
By Stroller on 13 March, 2012 - 10:23 am -
We are planning to use output loop powered isolators. 1. We know the internal loop powered...
from the Forum department...Connecting RS 485 device to modbus
I would like to connect by environmental probe that uses RS 485 to a logger that uses MODBUS
By Andrzej on 8 March, 2012 - 4:39 am -
Hello, You need uC with 2 serial ports. At one port you must read data from your device and put...
1) If your probe can talk Modbus, the documentation will say "Modbus". If it doesn't say...
By Rob on 5 March, 2012 - 8:47 pm -
RS485 is a hardware design. MODBUS is a software messaging protocol. They are in no way the same...
By Steve Myres on 5 March, 2012 - 6:24 pm -
Just because your instrument has RS485 doesn't mean it understands Modbus. It's entirely possible...
from the IT/Computer department...Window .bat file
Window batch file
By pvbrowser on 7 March, 2012 - 8:22 am -
Typically Windows problem. - running software without having a valid license - Using unusable...
By Bhargav Purohit on 6 March, 2012 - 12:41 am -
Here is the solution: First create shortcut for your software and rename it to Desired name eg....
from the Forum department...Foxboro system Solution provider
Foxboro system Solution provider
By BALA on 5 March, 2012 - 8:36 am -
The solution provider is required for a modification to existing Foxboro DCS system, SCD 5200 RTU...
Bell Labs Unix -- Reach out and grep someone.