Posted by Abdolazim Hasseli on 24 September, 2014 - 1:45 amProSafe-RS, Is It Online Configurable?
Notes when selecting ProSafe-RS as ESD system.
Posted by Ali on 24 September, 2014 - 1:21 amMark-VI Communication with ABB DCS Over OPC
OPC Communication between Mark-VI and ABB Freelance AC800F fails resulting in hanging of all ABB Operator Stations.
Posted by Mohannad on 23 September, 2014 - 11:58 pmUpgrade Diesel Starter of GE Frame 5 Gas Turbine
upgarde our old deisel starter system of GE frame 5 Gas turbine
Posted by Weida on 23 September, 2014 - 11:49 amAB or Siemens Equivalent Safety Product as Sick's Flexi-Loop
Is there any Allen Bradley or Siemens safety product that has similar modular capbilities as Sick's Flexi-Loop system?
Posted by TexasPower on 23 September, 2014 - 11:22 amGenerator Voltage
What determines how fast the voltage collapses if you remove the field current?
Posted by sensorless on 23 September, 2014 - 4:58 amEncoder input module in PLC
For a 1700 ppr encoder input, is it necessary to use a High Speed Digital Input module in PLC?
Posted by haroon0023 on 23 September, 2014 - 3:47 amSynchronizing Two ABB DCS Controllers
One type of status reading of ABB DCS says they are Synchronized, but other says they are 35% in Synchronized.
Posted by Daneezy on 22 September, 2014 - 4:48 pmDifference Between Standard Combustor and DLN Combustion
Please what is the difference between a standard combustor and a DLN combustion system?
Posted by Sadiq on 22 September, 2014 - 2:27 pmGas Turbine Effect on Refrigeration Cycle
How does gas turbine efficiency effect the refrigeration cycle?
Posted by Litto on 22 September, 2014 - 2:06 amThermocouple Temperature Drops Suddenly
Unexplained temperature drop while process is running
Posted by Arosha on 21 September, 2014 - 9:55 amEmergency Stop Wiring for Multiple Remote ESTOPs
What is the standard to connect multiple remote ESTOPs serially to Estop Monitor Relay
Posted by Andrew on 21 September, 2014 - 7:39 amSliding Mode Control - MATLAB
Need help simulating sliding mode controller using MATLAB/SIMULINK
Posted by Daneezy on 20 September, 2014 - 3:53 pmWhat Is CEMS Used For?
What is CEMS used for and how does it operate in Power Generation gas turbines (GE Frame 9e)?
Posted by Ajay Waghmare on 20 September, 2014 - 3:44 amEnable Register Read in LabView
When reading registers in MODBUS using LabViewm, how do I read data from registers at addresses 43XXX?
Posted by Beavis Cleavis on 19 September, 2014 - 1:07 pmNon-Isolated and Isolated Modbus Slaves on Bus
Bus contains isolated and non-isolated slaves. Considerations when connecting everything together?
Posted by Kevin Williams on 18 September, 2014 - 12:27 pmWDFP QLC Card Download
Problem downloading to QLC card with LC Loader
Posted by Ivan on 18 September, 2014 - 11:18 amMark V Diagnostic Alarms
Mark V TMR control panel, MS5001P, Diagnostic Alarms
Posted by Psahu on 18 September, 2014 - 10:49 amInformation regarding tag in Control logix over Ethernet/IP
Are controller tag details for control logix is available on ethernet/IP? Using 1756-EN2T module in controller chassis for communication.
Posted by Mk6TA on 18 September, 2014 - 8:31 amFrame 9e Bearing Drawings
Bearing #1 drawings for a GE Frame 9e are missing.
Posted by Cris on 17 September, 2014 - 2:27 pmPROSOFT MVI56-MNET Slave Response Time
PROSOFT MVI56-MNET communication response time and performance
Posted by Psahu on 17 September, 2014 - 10:20 amCommunication Between Control Logix and Centum VP Using Ethernet/IP
Communication not getting established between Yokogawa (ALE-111) and Control logix using Ethernet/IP.
Posted by Alex on 17 September, 2014 - 3:07 amGas Turbine Rachet/Starting Problems
After trip found SSS clutch calibrated bolts broken
Posted by Khalid Ur Rehman on 16 September, 2014 - 12:36 pmUpgrading Yokogawa CS3000 R3 DCS
Our existing DCS is only compliant with Windows XP HMI's having Vnet communication. What is the best way to upgrade the system for compliance with Windows-7 and having Vnet/IP communication?
Posted by visitor on 16 September, 2014 - 7:29 amTSX Premium PLC Problem
Telemecanique TSX Premium PLC unstable operation
Posted by timalg on 16 September, 2014 - 2:31 amEmerson Delta V Training
Looking for online training of Delta V Emerson
Posted by Ariel on 15 September, 2014 - 2:45 pmYokogawa DCS Analog Module AAI143
Difference between analog mA value and their correspondent raw value.
Posted by Chris IWO on 14 September, 2014 - 10:56 pmProficy Machine Edition 8.0
Proficy Machine Edtion 8.0 and 8.5
Posted by connected on 14 September, 2014 - 2:31 pmPower Meter Destroys Modbus RTU Bus Communication?
Problem with SCADA system that supervises electrical power flow for a residential building. Connected with Modbus RTU over RS485 daisy-chained 2-wire. The communication on the bus seems to be destroyed with Schneider PM750 connected.
Posted by Dan on 14 September, 2014 - 9:37 amRemoving Flow Divider Instrumentation on GE 7EA Turbine
GE 7EA turbine, will removing flow divider instrumentation affect operation on Fuel Gas, Mark IV Startup Lockout?
Posted by Pele1 on 14 September, 2014 - 8:44 amWafers Handling Robotics Arms
Questions about robotics arms and the accuracy requirements in manufacturing
Posted by rbhadani on 14 September, 2014 - 5:39 amCommunication between Triconex PLC and Matrikon OPC Server Using TCM Module
Issue with Communication between Triconex PLC for SOE and Matrikon OPC server using TCM Module
Posted by Fazle Hassan on 13 September, 2014 - 11:36 amGenerator Maintenance
The generator tripped due to earth fault. We found some particles which defected the stator bar shorted to core. Now the surface of core is also damaged.
Posted by Tracy on 13 September, 2014 - 8:01 amPower Plant Performance
What are the important process parameters for power plant performance?
Posted by Mohammad Kashif on 13 September, 2014 - 5:03 amFluid Variable Speed Drive Hunting
Hunting problem in scoop of Voith Geared Variable Speed Coupling R 18 K 500 M
Posted by Jiftim on 12 September, 2014 - 2:15 pmTDC 3000 Remote Station Hanging
Remote Honeywell ES-T hangs with the RPS kit. Is it possible to extend the LCN using fiber without using obsolete Honeywell equipment?
Posted by paru on 12 September, 2014 - 12:34 pmDifferent Parameters on Siemens 7SJ6005 Relays
Why are some of the parameters in new Siemens 7SJ6005 relay missing or different from relay model with the same part number?
Posted by Mihir Ramkrishna on 12 September, 2014 - 12:45 amVoltage Levels in DO Cards of PLC
Which DO cards are better from the Reliability perspective - cards 24 VDC or cards that give 110 VAC?
Posted by farid on 11 September, 2014 - 10:13 pmBently Nevada 1900/65A Equipment Monitor Input Problem
Vendor converts input signal before 1900/65A and convert back to same signal at the output
Posted by jackson on 11 September, 2014 - 1:07 pmABB CP430T HMI
Setting up a trends (graph) in ABB CP430T HMI
Posted by suryapadhu on 11 September, 2014 - 12:01 pmAVR Functioning and MVAR control
AVR Functioning and MVAR control for Gas and Steam turbines
Posted by Paul on 11 September, 2014 - 11:28 amRSLinx issue in VMWare WIn 7 32 bit VM
I can do a serial upload and download but I cannot go online with RSLogix 500 inside a VM running WIn 7 32 bit
Posted by VM on 11 September, 2014 - 8:25 amMark V Signal Scaling in HMI
Exciter signals gain in mark V
Posted by sandeep on 11 September, 2014 - 6:27 amABB Flowmeter -Flow Data Is Less
flow meter data is less compared to other flowmeters
Posted by Anurag Purohit on 11 September, 2014 - 2:55 amConcept 2.6 Compatiblity Issue
Running windows 8.1 64bit OS and have a concept 2.6 compatibility issue.
Posted by Syed Waqar Azeem on 11 September, 2014 - 1:05 amSiemens S5 CPU 922 Run and Stop LED Do Not Turn ON
Run and Stop LED on front of Siemens S5 922 CPU doesn't turn ON on powering of rack. Only BASP LED on front of CPU is turned ON.
Posted by duks on 10 September, 2014 - 3:17 pmGas Chromo readings
Retention time of gas chromo
Posted by rosemount on 10 September, 2014 - 2:20 pmLevel Transmitter on Condensate Drum
Erratic reading for level transmitter on condensate drum
Posted by CB on 10 September, 2014 - 10:46 amPower Factor on LV/HV Sides of a Transformer
how to analyse the power factor of a system across a transformer
Posted by Neo on 10 September, 2014 - 10:27 amWhen Will 88CR start?
GT start up sequence, when will 88CR get started?
Posted by Rama on 10 September, 2014 - 5:57 amHow To Read an Instrument Loop Diagram
Understanding an instrument loop diagram
Posted by Toumi on 10 September, 2014 - 5:17 amDownloading VPRO Software to MARK 6
MK6 VPRO Y configuration download
Posted by Manoj Baviskar on 10 September, 2014 - 4:10 amGenerator Turbine Speed Control
Effect of Reactive load throw off on Turbine (GTG) speed after Generator independent from Grid power.
Posted by Blackbird307 on 10 September, 2014 - 12:53 amPID Control In an Elevator
How can a PID or PI be used in an application involving elevators with a pulley?
Posted by Yayati Sule on 9 September, 2014 - 3:24 pmUsing Programing Languages for Data Acquisition
Use of Programming languages in Automation.
Posted by Jay on 9 September, 2014 - 4:49 amRedundancy of Byte Count and Quantity
Is there a need for both fields "Byte Count" _and_ "Quantity"?
Posted by Sanjeev on 9 September, 2014 - 4:16 amChoke Valve Control
Choke valve control using 2 pulse outputs from DCS
Posted by wahidul islam on 8 September, 2014 - 3:26 pmDatabase Files To Backup for Future ABB Procontrol DCS Failure
list of files to copy/back up for any failure future of ABB procontrol p14 DCS system
Posted by wahidul islam on 8 September, 2014 - 3:14 pmBinary Signal Sent From PLC Is Not Energizing Solenoid Valve
PLC system binary signal is unlatch valve instead of holding
Posted by Kamaraj on 8 September, 2014 - 7:11 amTemperature Transmitter
How can we test a Temperature Transmitter Accuracy?
Posted by Dinesh on 8 September, 2014 - 1:16 amGFD Chokes?
What does GFD Chokes mean? Is it related to gas flow calculations?
Posted by Thota on 7 September, 2014 - 6:04 amPLC to Stepper Motor with Driver Combination Connectivity
Motor driver converts the pulse/direction signals to the proper A and B phase signals for the motor, but does not reach maximum speed.
Posted by Ashwin on 7 September, 2014 - 2:36 amCalculating Motor Specifications To Run a Conveyor
How to calculate specifications for motor to run conveyor system?
Posted by Ahmadreza Tarakameh on 6 September, 2014 - 11:52 pmConfiguring Simatic ET200s and IEC 60870-5-104
how to configure Simatic ET200s- IM151-8 for IEC-104 connection with High leit HMI
Posted by Stephen Roche on 6 September, 2014 - 3:17 pm9FA Gas Turbine Unloading Rate
GE 9FA unloading rate in auto stop sequence for multishaft unit.
Posted by Rakesh Jaganiya on 5 September, 2014 - 11:10 pmGenerator Parallel with Grid
Unbalance current seems in incoming as well as outgoing feeders whenever we run our generator parallel with GRID.
Posted by Vlad S. on 5 September, 2014 - 4:02 pmModbus RTU 2 slaves simulator
How to simulate two Modbus RTU Slaves
Posted by vpsopm on 5 September, 2014 - 1:48 pm2+1 CC both GTs tripped and Steam Turbine was still producing 30MW
2+1 CC GTs both tripped and Steam Turbine was still synchronised on grid producing 30 MW!
Posted by mahmoud fawzy on 4 September, 2014 - 7:10 pmDCS analog input problem
DCS Analog input signals didn't work with ADAM card
Posted by Jess B on 4 September, 2014 - 5:01 pmMES only to connect DCS to ERP?
1) How realistic is it to have a control recipe from ERP to DCS?
2) Is it worth doing an MES just for this?
2) Is it worth doing an MES just for this?
Posted by john on 4 September, 2014 - 3:51 pmEndress Hauser Gammapilot M FMG60 Pulse Rate
Background calibration average Pulse rate is 0 for Endress hauser Gammapiolt M FMG60 instrument for measuring level in Hutch.
Posted by RAJESH on 4 September, 2014 - 2:11 pmGap Voltage and Radial Vibration
If gap voltage in radial vibration is set at -11v dc, will it make any difference in measuring radial vibration ie. its dynamic value mm/s pp?
Posted by ncc on 4 September, 2014 - 8:00 amNeed help with Swirl Chart for Siemens 501F
We need references for determining the swirl for a 501F engine to match thermocouples to combustor basket.
Posted by Ansari on 4 September, 2014 - 3:41 amLoading a BLDC Motor
Simplest way to load a BLDC motor
Posted by jack on 3 September, 2014 - 10:12 pmEarthing Mat Substation
Depth of Earthing Mat
Posted by TANWEER on 3 September, 2014 - 8:57 pmUsing a Standpipe with DP Level Transmitter
Can we use a standpipe with a DP type level transmitter?
Posted by Luca Gallina on 3 September, 2014 - 7:15 pmHMI screens design
HMI fields and screens design
Posted by Anil Bathra on 3 September, 2014 - 9:50 amLevel Transmitter for Submersible Pump
Which level transmitter will be the best choice for measuring the level of a well of 400 m depth?
Posted by Bare on 3 September, 2014 - 3:41 amDixell XC645 MODBUS Register
Looking for information about MODBUS to connect to the registers in a Dixell XC645CX regulator
Posted by Mads Kusk Hansen on 2 September, 2014 - 2:26 pmPrograming Kawasaki robots
Looking for information about the language that is used to program Kawasaki robot arms.
Posted by RigMan on 2 September, 2014 - 1:41 pmGenerator Load Sharing Issue
High amps on one generator
Posted by saha on 2 September, 2014 - 5:46 amGas Turbine Cannot Reach Minimum Operating Speed for Complete Sequence
Gas turbine HP shaft speed does not reach minimum operating speed
Posted by Izhar on 2 September, 2014 - 5:21 amInitial Torque Required for Gas Turbine
How to calculate the initial torque required by gas turbine
Posted by hiren on 31 August, 2014 - 7:49 amCommunication Between Emerson DeltaV DCS and Wonderware
Communicating through FSGateway between Emerson DCS DeltaV and Wonderware System platform
Posted by Shaiq Bashir on 31 August, 2014 - 2:47 amWet Leg Carried Over Problem in Differential Pressure Transmitters
The seal which is filled in wetleg of DPT, is carried away with pipe fluid.
Posted by Andrew on 31 August, 2014 - 12:41 amSliding Mode Control
Help with Anti-swing Sliding Mode Controller for Gantry Crane
Posted by RLovell on 29 August, 2014 - 1:08 pmHigh School Math - How is this used in the real world?
My high school students ask when/how/if abstract topics like polynomials, factoring, rational functions are ever actually used in the Real World. I don't know..maybe you do?
Posted by Wade on 29 August, 2014 - 8:54 amSiemens Statement Help
Converting a Siemens S5 program to ladder and need help with a block.
Posted by RAJESH on 29 August, 2014 - 4:17 amDifference Between IP and MAC Addresses
What is the difference between IP address and MAC address?
Posted by Sagar on 28 August, 2014 - 11:48 amparallel operation of generator
We are having 18MW captive power plant to fulfill requirement of power and steam in company.
Posted by Neo on 28 August, 2014 - 10:48 amGetting a better understanding of GT control PART 3
Getting a better understanding of GT control PART 3
Posted by N.V.Q on 28 August, 2014 - 2:49 amMark VIe Governor control
What are the basics of governor control?
Posted by Ankur Gajjar on 27 August, 2014 - 5:20 amData Acquisition from Siemens S7 317-2-PN/DP PLC
Data Acquisition of measured temperature value (by means of 2 wire RTD) from Siemens S7-317-2-PN/DP PLC to Excel/LabView/Matlab
Posted by Rashid on 27 August, 2014 - 12:46 amCustomized Control System ExD Enclosure
We have procured a Customized PLC ExD Enclosure.
Posted by jmgusmer on 26 August, 2014 - 6:34 pmRunning Analog Signal
I need help with running analog signal alongside some 110 lines
Posted by RM on 26 August, 2014 - 5:11 pmUL Inspectors
Now that we're on CPAP (UL's naughty list) we are being 'asked' to purchase their training package for better inspection results.
Posted by danaqu on 26 August, 2014 - 2:53 pmMODBUS to Lan Convertor
Looking for a MODBUS to Lan convertor.
Posted by Paul Kraemer on 26 August, 2014 - 2:12 pmHot Air Dryer Supply / Exhaust Air Handling
Supply and exhaust air handling control method evaluation.
Posted by Roberto Carabajal on 26 August, 2014 - 1:50 pmJava PID example
I am searching a PID controller example in Java with source code.
Posted by giorgioCDB on 26 August, 2014 - 11:34 amInstallation of Ex-ia Converters in Ex-ia Junction Box
Installing Ex-ia converters in Ex-ia Junction Box instead of EX-d
Posted by Bill K on 26 August, 2014 - 11:23 amSiemens Procidia upgrade
update info? Upgrading from Siemens 3.1 to latest version.
"The student in question is performing minimally for his peer group and
is an emerging underachiever."