Oil in Water Detector - Gross Measurement 0-10%
Detection of roughly 5-10% of oil in water. Looking for a solution which is: Simple, online, insertion type, cheap, IECEx hazardous area certified.
on 4 July, 2015 - 9:27 am
This device is low cost, but it only detects oil on top of water. It will give you a relay contact...
Does any know of any instructor lead PID loop tuning courses?
By Hans H. Eder on 29 June, 2015 - 6:27 am
ACT is offering fully practice oriented, always top rated training courses covering the principal...
safety integrity level study
Need some questions answered about SIL verification
By Vishwanathan Gurumoorthy on 28 June, 2015 - 8:54 pm
You are very much right that the SIL verification has to follow SIL Assessment after Hazop study at...
Help me in measuring the volume reading in new tank
How To Identify Orifice Meter Accuracy
Using Orifice meter to measure natural gas flow.
ENRAF 's SmartLink modbus
Can ENRAF's Smartlink Communicate in a MODBUS protocol
By Wikus Naude on 23 June, 2015 - 9:51 pm
Hi, No the smartlink does not have Standard or Extended Modbus protocol output, only GPU (Enraf...
Provox replacement options
I'm trying to come with a comparison between a couple of systems for a PROVOX DCS replacement. I need to consider a DeltaV, PlantPAx and System 800xA options.
By VibhaJ on 19 June, 2015 - 4:11 am
Hello J.J. I am facing same problem, do you got solution of your query? If yes then kindly...
Why Reactive Power Of ST Are Fluctuating Violently
Why is reactive power of ST fluctuating violently?
TDC 3000 HPM SI Array Point
I have some inputs coming into DCS by MODBUS, and want to configure the SI array points.
Mark VI - VCMI Board Replacement
Mark VI not working with a VCMI board replacement!!
By Bhira on 17 June, 2015 - 8:23 am
Hi Ron, Do you still have these boards? Please share your e-mail id and i shall send you my...
Two Relay Contacts Connecting In Series To Increase Contact Life Cycle
Why connect two relay contacts in series can increase the contact life cycle
Flame Detector Voting Query
Flame detector voting, 2oo3 or 2oo6 (between two circuits)?
Hydrogen Cooled Steam Turbine Generator Seal Oil Dp Hunting?
Posted by Vimalraja on 15 June, 2015 - 1:34 pm
Why is seal oil DP hunting frequently?
How we can change the code function using Software Doctor?
By hamid on 15 June, 2015 - 11:32 am
thank you Mr david, here is my problem, well as we know that there are some devices can't support...
DCS To Fire Mimic Panel Connection
Is it possible technically and from a standard standpoint to connect DCS signals straight to a mimic panel?
Maximum uncertainty When the Recommended Straight Run for an Orifice Plate Flow Measurement Is Not Observed?
Is there a published work about expected maximum uncertainty if the recommended straight run for an orifice plate flow measurement is not observed?
Calculation Of The Average Exhaust Temp (TTXM) In Frame 9E
Posted by AhmedWaleed on 10 June, 2015 - 2:03 pm
Exactly how is the average exhaust temp. (TTXM) in frame 9E calculated?
on 10 June, 2015 - 5:39 pm
AhmedWaleed, All of these questions have been asked and answered several times on control.com....
Cannot open toolbox file because version too old?
Spread exhaust temp trip for GE Gas turbine
frame-6 GE gas turbine trip signal on "HIGH EXHAUST TEMPERATURE SPREAD TRIP"
on 9 June, 2015 - 7:19 pm
following information about 7Fa machine i hope it will be helpful for you... The purpose of the...
Can the Siemens Safety PLC replace the BCU480 from Kromshroder?
Soes the Control Builder Plus or Automation Builder software support old CPUs such as DSPC 172?
What Thermocouple Types have you used for temperature control?
I was wondering what types of thermocouples you guys out there have been using.
Scada points loading in Ovation DCS
Ovation SCADA operation question...
Results of Losing Second Liquid Fuel When Gas Turbine Operates on Dual Fuel
what happen when the GT operates on crude oil (HFO) and the second Liquid fuel (LDO) is lost due to faults in the distillate pumps?
on 1 June, 2015 - 2:48 pm
Yes, exactly. Machines which run on HFO must almost ALWAYS be started and stopped on LDO for the...
By AhmedWaleed on 1 June, 2015 - 11:46 am
You mean that the machine will not take any action if I lost the distillate fuel when it running on...
Lube oil temperature and bearing vibration
Is there any correlation between lube oil temperature and bearing vibration?
By Hdixit on 27 May, 2015 - 2:21 am
You can check my paper "Effect of lube oil temperature on turbine shaft vibrations" on...
Understanding Blower Ratings
When a blower is rated for ____ CFM @ ___ SP @ ____ RPM, where is the static pressure measured?
By Steve Myres on 21 May, 2015 - 5:14 pm
Generally speaking, your CFM will be proportional to the rpm, for a given system curve (don't know...
By Steve Myres on 20 May, 2015 - 10:45 pm
The spec refers to the difference between the inlet and outlet pressure, the rise that the fan is...
AutoConfig Software Connection Bug
*Seeking Advice* ThermoScientific's AutoConfig SW will not show the Com1 & Com3 select option under the communication parameter window.
DCS Communication by Modem/Internet
Posted by tri wibowo on 20 May, 2015 - 2:39 am
Communicating to SUPCON DCS with GSM Modem over a 15 Km distance
Communication Term Analogies
I am trying to find analogies for the communication terms.
I am new in the field of automation. Could anybody tell me the difference between PLC and DCS other than I/O handling capacity?
By BOLARINWA GBENGA JOSHUA on 17 May, 2015 - 12:42 pm
DCS (Distributed Control System) is superior to PLCs( Programmable Logic Controllers), though some...
I have a SLC 5/04 in a 10 slot rack that I set it up for training purposes. The problem I have is communicating with the SLC 5/04 via RS232 port with the 1747 CP3 cable hooked up to a serial port on a laptop...
Symbols for P&ID selection between two pumps