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Control.com topic...
Information
Topic: Communications systems and equipment.
from the Salse Department department...
GPRS data transmission
Originally posted by Goran on 22 March, 2014 - 10:30 am
Using GPRS modem to send data from PLC to OPC server on a PC with SCADA.
New Replies:
This application seems very similar to me, I have done something like that. Here is the GPRS...
Topic: Power generation equipment control.
from the operation department...
HP & LP speed in GE gas turbine
Originally posted by GE on 24 April, 2014 - 12:38 am
What is the difference between HP & LP speed
New Replies:
Hi GE, HP and LP refer to 'High-Pressure' and 'Low-Pressure' shafts, and speeds. The pressures...
Topic: Sensor technologies.
from the Instrumentation department...
Calculating LRV/ URV of a Bubbler Level System
Originally posted by Kazim on 22 April, 2014 - 12:56 am
How do you calculate the LRV and URV of a Bubbler type Level Transmitter?
New Replies:
first find the clearance of your dip tube. say if it is 200mm. total height of the tank =...
Your bubbler can not 'see' any head pressure lower than its elevation, so you can not measure any...
Originally posted by Detlev Neumann on 17 April, 2014 - 4:09 am
Could I say that with the following facts my device is MODUS-RTU compatible
New Replies:
Agreed. Other than noting that you should be as flexible as possible on serial parameters (and...
By Lynn August Linse on 17 April, 2014 - 11:10 am -
Looks good to me, and the 'no parity' option *IS* important as some Modbus devices don't support...
Topic: Power generation equipment control.
from the Control department...
SynGas Conversion Project
Originally posted by Abhishek on 17 April, 2014 - 5:20 am
Pointers for Syngas Conversion project in India
New Replies:
Abhishek... Has the Plant's SLD been presented? Regards, Phil...
> what type of conversion process is involved? For example is it: Thanks Phil for your...
Abhishek... what type of conversion process is involved? For example is it: a) Coal to Syngas? ...
Topic: Sensor technologies.
from the instrument department...
Dwyer flow switch information
Posted by farzadad on 21 April, 2014 - 3:42 am
dwyer obsoleted flow switch
Topic: Power generation equipment control.
from the Operations & Maintenance department...
ACC Module on Mark V
Originally posted by Jose Sanchez on 19 April, 2014 - 10:58 pm
Library for instrutions about the keypad on ACC Module in <R> <C> procesors
New Replies:
Jose Sanchez, I'm a lot confused by your post. I'm not aware of any ACC module on any Mark V...
Topic: Information resources, documentation.
from the E & I department...
Easter Greetings
Posted by Phil Corso on 20 April, 2014 - 11:30 am
Easter Greetings
Topic: Continuous process industries, DCS questions.
from the Department department...
Do I Understand PID's?
Originally posted by Piedon on 17 April, 2014 - 9:58 pm
Just want to see if I understand these things.
New Replies:
A PID controller output depends on the error between the process variable PV and a target value or...
Topic: Continuous process industries, DCS questions.
from the inst department...
Gulde control valves
Originally posted by self on 23 August, 2008 - 2:07 am
Suppliers of GULDE control valves.
New Replies:
By Dipankar Biswas on 17 April, 2014 - 11:41 pm -
> Please let me know the suppliers of GULDE make control valves. We M/s Continental Valves...
Topic: Communications systems and equipment.
from the Automation and EMS department...
Modbus Data transmission time
Originally posted by Bhadresh Sarvaiya on 12 April, 2014 - 7:58 am
How to calculate time to receive data from slave to master in daisy chain connection of slaves, if my slaves are 20 and single master.
New Replies:
By Patrick Lansdorf on 16 April, 2014 - 1:55 am -
Hi, I have made a simple Excel sheet, where one can calculate the line time. You will need to...
Slick idea on the prefetch! ...
By Lynn August Linse on 15 April, 2014 - 9:31 am -
>> What's a rule-of-thumb value for >> RTU-TCP latency in a Digi Modbus bridge...
By Bhadresh Sarvaiya on 15 April, 2014 - 1:29 am -
> Mr. Linse, > What's a rule-of-thumb value for RTU-TCP latency in a Digi Modbus bridge...
Mr. Linse, What's a rule-of-thumb value for RTU-TCP latency in a Digi Modbus bridge product? ...
By Lynn August Linse on 14 April, 2014 - 10:36 am -
Just be careful to accommodate the delay-back off during failure. With a single device, it might...
By Bhadresh Sarvaiya on 13 April, 2014 - 5:14 am -
Thank you for your kind reply.. but i didn't get answer as i want.. i didn't understand your...
You know - the word size, 11 bits - the number of words in the master message - silent...
Topic: Motion control, servos, steppers, etc.
from the Power Electronic Engineering department...
Medium Voltage Drive Variable Frequency Drive
Posted by Mahesh Thapaliya on 15 April, 2014 - 2:26 am
Application of Medium Voltage Drive in industry to save energy, obtained desired output
Topic: Power generation equipment control.
from the Engineering department...
Siemens marshaling wire
Posted by Raymond Mpofu on 14 April, 2014 - 8:16 am
Brand name of Siemens' 0.5mm thick marshaling wire
Topic: Information resources, documentation.
from the AC Drive Panels,Books or Magazines department...
AC Drive Panels documentation
Posted by Charles Gumm on 9 April, 2014 - 11:07 am
Looking for books or magazines that i can use to train with.
Topic: Information resources, documentation.
from the Fire & Safty department...
MICRO 1-EV Board
Posted by Ravi on 8 April, 2014 - 7:00 am
Searching for MICRO 1-EV board or for an alternative.
Topic: Motion control, servos, steppers, etc.
from the Clueless but competent. department...
Building a Servo Hydraulic Multi-Actuator System
Posted by Dan on 4 April, 2014 - 1:47 pm
Two technicians are going to build a Servo-Hydraulic Actuator System (As a hobby, this is not commercial). Looking for possible suppliers of used components.
Topic: Information resources, documentation.
from the Forum department...
Career Question
Originally posted by AEW on 3 April, 2014 - 4:39 pm
How do I get back into the industry?
New Replies:
Thanks CWW. You make some very valid points about experience. I have considered submitting...
>Which industry? Having done what? Good Questions. I have done projects for following...
That's strange, there should be a pressing need for people to work on 10 year old technology. I've...
Which industry? Having done what? ...
Topic: Continuous process industries, DCS questions.
from the OSI vs. Aspen department...
OSI Pi versus Aspen Info Plus 21
Originally posted by holger on 6 July, 2010 - 6:22 am
Chemical company with batch processes has to decide if they buy Aspen tech or OSI.
New Replies:
By Tapas Bhattacharyya on 3 April, 2014 - 4:23 am -
The discussion about comparing the selection is very informative. To do better analysis, the areas...
Topic: Information resources, documentation.
from the dreaded documentation -_- department...
O&M manual documentation
Posted by hibik1 on 2 April, 2014 - 4:29 am
Manual write up ideas.
Topic: Engineering and workplace issues.
from the Proces Control department...
Exe certification
Originally posted by Sumesh on 1 April, 2014 - 3:13 am
Exe certification of a junction box
New Replies:
The best place to ask this question is with the supplier of the equipment, rather than a generic...
Topic: Information resources, documentation.
from the Museum department...
Ancient Fisher control valve
Posted by Geir on 27 March, 2014 - 10:34 am
Docs for Fisher valve body EC
Topic: Information resources, documentation.
from the Forum department...
Soliciting Career Advice
Posted by AEWynn on 26 March, 2014 - 2:36 pm
Looking for career advice.
Topic: Engineering and workplace issues.
from the Forum department...
EExed and EExde certification
Originally posted by KHG on 3 December, 2013 - 2:15 pm
EExed and EExde certification and hazardous area question
New Replies:
Hi, this is so called Hybrid method of protection but some cases quite difficult to identify...
Topic: PLCs and related questions.
from the Automation List department...
So What did I use the Clicks for?
Originally posted by Curt Wuollet on 22 March, 2014 - 8:37 pm
Real world example of using the Koyo Click PLC
New Replies:
Great Review of a great product. These little "gems" of automation are not to be...
Topic: Motion control, servos, steppers, etc.
from the Automation List department...
Bulleri CNC machine servo pinouts
Posted by Ghantos Basim on 23 March, 2014 - 5:26 am
Looking for information about servo pinouts for Bulleri CNC machine
Topic: Information resources, documentation.
from the Instrumentation Department department...
Analytical Instrumentation Handbook
Originally posted by Dalamagkas Konstantinos on 15 March, 2014 - 1:29 pm
Looking for Analytical Instrumentation Handbook
New Replies:
Here you go: Analytical Instrumentation by Bob Sherman. ...
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