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Forum Archive
LAN Segment Length
Posted by kk on 1 July, 2015 - 2:02 pm
How can LAN segment length can be increased using cat cables?
Is MODBUS a Good or Usual Resume Item?
Posted by Rob on 1 July, 2015 - 12:32 pm
Is MODBUS an unusual requirement for software developers or engineers? Or is it a very common requirement.
Selecting an Encoder
Posted by jegatheeshr87 on 1 July, 2015 - 12:28 am
Selecting an encoder that detects both increasing and decreasing RPM.
Using Module EL6002 Beckhoff as Virual COM Port
Posted by mrtaho91 on 30 June, 2015 - 10:23 pm
How to configurate EL6002 as Virual COM Port in TwinCAT 2
Bleed Air Valves
Posted by dumboperator on 30 June, 2015 - 7:54 pm
GE Frame 6 Gas Turbine bleed air valves
1
reply
Bently Nevada 3300 System Gap Voltage
Posted by niravmakadia on 30 June, 2015 - 1:03 am
Gap Voltage for a 3300 vibration measurement
2
replies
Pressure Transmitter Accuracy
Posted by Asok Kumar Hait on 28 June, 2015 - 5:14 am
Clarification on transmitter accuracy
5
replies
Tank Volume
Posted by alexmarkwhite on 27 June, 2015 - 8:46 pm
Help me in measuring the volume reading in new tank
2
replies
Locally Controlling an Alarm Using MODBUS RTU
Posted by Scott on 27 June, 2015 - 12:05 pm
Need to add some local control using MODBUS RTU
Variable Input and Output voltage Regulation
Posted by jyoti on 27 June, 2015 - 2:14 am
variable input and want variable output
2
replies
Looking for Help Understanding ControlNet
Posted by plcworld on 26 June, 2015 - 6:33 pm
Could help me understanding controlnet from scratch
2
replies
Connecting PC with Two MODBUS RTU Devices
Posted by sambit on 26 June, 2015 - 12:38 pm
Having two RTU MODBUS devices communicate with PC.
2
replies
Function of Diode O-Ring
Posted by ashi0488 on 26 June, 2015 - 10:43 am
What is the function of Diode O-ring?
1
reply
Increase Load on Welding System and Disturbance Caused
Posted by Marina on 25 June, 2015 - 1:39 pm
Increase a load of 300KVA on my system, basically welding machines
1
reply
How To Identify Orifice Meter Accuracy
Posted by goodoboy25 on 25 June, 2015 - 12:31 pm
Using Orifice meter to measure natural gas flow.
5
replies
Capitance Type Level Transmitter
Posted by Irfan Choudary on 25 June, 2015 - 10:38 am
Capacitance type level transmitter giving incorrect reading in sulfur pit
Explosion Proof Solar Cells
Posted by TonyG on 25 June, 2015 - 5:26 am
The certification of Hazardous area solar cells.
3
replies
Bently Nevada 1900 Series... Using a Vibro-Meter Sensor
Posted by jupiter136 on 25 June, 2015 - 2:02 am
We have a Bently Nevada 1900-65 vibration rack for measuring vibration of a small turbine. Can I use VIBROMETER acceleration sensor instead of Bently-Nevada sensors for that?
2
replies
Monitoring Wireless Pressure Transducers
Posted by Crailberry on 25 June, 2015 - 12:18 am
How to input 4-20 signal from receiver to PLC
1
reply
OEM System Testing and Validation
Posted by wpmccormick on 24 June, 2015 - 5:17 pm
How do OEMs manage systems testing and validation?
1
reply
Getting 1-5 VDC Output from 15 VAC Using 4-20 ma as Control Current
Posted by miziehmd on 24 June, 2015 - 4:06 pm
I need some help to get 1-5vdc output from 15vac using 4-20ma as control current.
1
reply
PID Loop Tuning Course
Posted by brobinett on 24 June, 2015 - 11:27 am
Does any know of any instructor lead PID loop tuning courses?
4
replies
Control Valve and Flange Question
Posted by Irfan Choudary on 24 June, 2015 - 10:53 am
please let me know why use reducer before control flanged.
2
replies
Steam Turbine Overspeed Calculations Based on Steam Flow
Posted by KRManish on 24 June, 2015 - 1:52 am
How to calculate steam turbine over speed based on steam flow?
1
reply
PLC Program Conversion Needed
Posted by RonWensley on 23 June, 2015 - 1:08 pm
Need to convert a set of files in Concept ~v2.4 (we think) to a newer version.
Value of Battery Energy Storage for a Distribution Utility
Posted by miguelantonio on 23 June, 2015 - 8:59 am
How can a battery energy storage provide value for a distribution utility?
1
reply
Excess Energy in the Grid
Posted by miguelantonio on 23 June, 2015 - 8:52 am
Can conventional power plants (diesel, GT & thermal) absorb excess energy from the grid when there is a large amount of excess energy?
2
replies
Supply of PLC Module
Posted by iman102 on 23 June, 2015 - 5:46 am
Should we connect ground contact of PLC Analog Output module 24 vdc to ground contact of actuator with 24 Vac supply?
3
replies
GT Lube Oil Consumption High
Posted by Qurban Ali on 23 June, 2015 - 1:41 am
GE frame 9E gas turbines lube oil consumption weekly basis more than 300 liters
2
replies
Help with Student Project, Motorized Turntable
Posted by dseoane on 22 June, 2015 - 12:47 pm
I have been tasked with building a mock record player for the local high school band and am in need of some help figuring out what motor type and size to use for the project.
7
replies
Ancillary Service (area regulation) Using Battery Energy Storage vs Pumped Hydro vs Gas Turbine
Posted by miguelantonio on 22 June, 2015 - 10:33 am
How different is a battery energy storage system from pumped hydro and gas turbine in terms of area regulation for the grid?
2
replies
Extracting a Program from an AB PanelView 550 HMI
Posted by tariqie on 22 June, 2015 - 4:50 am
I have a AB PanelView550 HMI and i want to extract full program out of it. Can anyone help please??
Solar mars 90 + TT4 Control System Driving the Compressor
Posted by hany5757 on 21 June, 2015 - 5:51 pm
Seeking information on turbotronic control system and Solar Mars 90 Gas turbine...
How Power Transmission Relates with Drives & Motion Control ?
Posted by Rushi Shroff on 21 June, 2015 - 4:30 am
Curious about the relationship between power transmission and motion control
9
replies
Problem with Siemens Fieldbus positioners
Posted by hasseli on 21 June, 2015 - 12:23 am
Connection Failure with Fieldbus Siemens positioners
11
replies
GT Frame 9E Tripping When Coasting Down To Fire
Posted by alexandersylvanus on 20 June, 2015 - 10:30 am
GE frame 9E gas turbine tripping without any alarm, when leak test is completed and turbine ramping down to firing sequence trips @ about 630rpm/20%.
Virtual Industrial Dryer
Posted by Shakir on 20 June, 2015 - 12:25 am
Need help developing virtual model for industrial dryer in visual studio. Stuck at PID temp controller.
8
replies
When 20CB Failed In Frame 9E
Posted by bil07 on 19 June, 2015 - 1:22 pm
Need help with what happened when 20CB failed in Frame 9E.
9
replies
Mark V DCCA Card
Posted by benjovr on 19 June, 2015 - 11:09 am
Can I use DCCA card PN:531X301DCCAGG2 to replace faulty card with PN:531X301DCCAFG2?
2
replies
Installation Of Differential Pressure Transmitter For Flow Measurement In Liquid Service
Posted by dipy78 on 19 June, 2015 - 6:50 am
Installation of differential pressure transmitter for flow measurement in liquid service
Expansion Digital Modules Failure
Posted by firefistace on 19 June, 2015 - 6:34 am
Expansion Digital Modules controlling Motor Contactors have been failing
8
replies
Frame 5 GT Fails To Start
Posted by ChrisW on 19 June, 2015 - 1:35 am
We have recently switched our 1972 F5 GT to liquid fuel only and cannot get it to light off. It is pre AA compressor and was originally diesel only.
Idle Speed of Gas Turbine
Posted by SGA on 19 June, 2015 - 12:54 am
Questions on idle speed and Critical speed of Centaur 4502
Vibration In Load Gear Box In TDBFP
Posted by sanjib_dibrugarh on 19 June, 2015 - 12:34 am
One vibration showing high value in one probe in TDBFP in Load Gear Box
1
reply
Making My Own Hart Communicator
Posted by kshitij2094 on 18 June, 2015 - 1:57 pm
i would like to build my own HART communicator form sctrach. i can easily get a 4-20mA signal on which a FSK signal rides. but the issue is what are the commands to access the HART enabled trasnsmitters?
1
reply
Codesys Modbus TCP 984 6-digit Addressing
Posted by nickgrossielectric on 17 June, 2015 - 4:55 pm
Need information on Codesys Modbus\tcp 6-digit addressing
VPROH2B Socketed And Soldered
Posted by Briha on 17 June, 2015 - 10:49 am
What is the difference between soldered and socketed IS215VPROH2B. Anybody here who would be able to supply these from stock?
4
replies
Re: GE Frame 5 GT Compressor Oil Leakage
Posted by Khan on 17 June, 2015 - 10:37 am
GE Frame 5 gas turbine with oil leakage from its axial air compressor casing.
Cimplicity 8.2 Synonym Tag Switching Is Not Working
Posted by tifadan on 17 June, 2015 - 10:23 am
I have cimplicity 8.2 installed on 6 HMIs. The cimplicity PB for changing ge tag to customer tag is not working.
3
replies
Why Reactive Power Of ST Are Fluctuating Violently
Posted by Roadz on 17 June, 2015 - 4:46 am
Why is reactive power of ST fluctuating violently?
2
replies
TDC 3000 HPM SI Array Point
Posted by k30113 on 16 June, 2015 - 3:29 pm
I have some inputs coming into DCS by MODBUS, and want to configure the SI array points.
4
replies
CSA Equivalent To An ATEX Certification
Posted by Walt Boyes on 16 June, 2015 - 10:46 am
What is the CSA equivalent to an ATEX certification?
4
replies
Frame 5 Not Starting After Fuel Nozzle Replacement
Posted by Jimbo76 on 16 June, 2015 - 9:25 am
I've been trying to get a Frame 5 up and running after a fuel nozzle replacement with no luck!
2
replies
Droop Mode On Gas Turbine GE Frame6
Posted by Phuklom on 16 June, 2015 - 8:11 am
What if the generator operate in Island, but still in droop mode. What will be the effect to the system?
3
replies
Droop Mode On Gas Turbine
Posted by Phuklom on 16 June, 2015 - 7:54 am
What if the generator operate in Island,but still in droop mode. What will be the effect to the system?
3
replies
Flame Detector Voting Query
Posted by assylbekm on 16 June, 2015 - 5:23 am
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?
DCS To Fire Mimic Panel Connection
Posted by engineer85 on 15 June, 2015 - 7:12 am
Is it possible technically and from a standard standpoint to connect DCS signals straight to a mimic panel?
1
reply
FMP51 Level Measurement Trouble
Posted by IOCL on 15 June, 2015 - 6:28 am
FMP-51 Endress Hauser Level Transmitter giving erroneous value.
1
reply
Two Relay Contacts Connecting In Series To Increase Contact Life Cycle
Posted by AK on 15 June, 2015 - 5:42 am
Why connect two relay contacts in series can increase the contact life cycle
1
reply
Synchronize Three CAT G399s
Posted by Smart Okpanku on 14 June, 2015 - 1:33 pm
I have the mandate to synchronize 3 units of CAT G399 gen and ETSCO (model 1400) Synchronization panel.
FloBoss S600 Upgrade
Posted by Arslan on 14 June, 2015 - 10:27 am
How I can send the config file from FloBoss S600 to FloBoss S600+ without changing log parameters?
3
replies
Modbus TCP/IP vs Ethernet TCP/IP
Posted by jegatheeshr87 on 13 June, 2015 - 7:50 am
Help understanding the difference...
2
replies
Fire and Gas Communication
Posted by ISAM on 13 June, 2015 - 12:31 am
Fire and gas communication requirements
8
replies
Time That The Unit Must Remain In Turning Gear, Before Start
Posted by elomoon on 12 June, 2015 - 9:05 pm
In a single S109FB turbine shaft configuration, what is the technical foundation for the time that the unit must remain in turning gear before the start?
2
replies
Data Move In Quantum PLC
Posted by DBSiler on 12 June, 2015 - 3:12 pm
How do you move a static value into a holding register in Quantum PLC?
1
reply
Frame 6B Overhaul
Posted by davidmcc on 12 June, 2015 - 9:56 am
Looking for engineering drawings hat would allow manufacture of the tooling required to remove the rotor from a Frame 6B generator.
1
reply
Solar Inverter Error Islanding Passive
Posted by Kataeb on 12 June, 2015 - 5:32 am
Solar inverter, which is tripping every few seconds, with Islanding Passive error (E1-5)
FACP and GDS Commmunication
Posted by Isam on 12 June, 2015 - 3:47 am
FACP/GDS communication with MFACP
7
replies
Megawatt Transducer Failure
Posted by Sadiya on 12 June, 2015 - 1:24 am
Power Failure to Mwgawatt Transducer And MARK - VI HMI lead to Generator Breaker Trip. How?
5
replies
Motor Negative Sequence Impedance and Current
Posted by amritanshup on 11 June, 2015 - 4:39 pm
Hot stall time as the minimum time for motor damage under voltage unbalance?
2
replies
Relationship Between GT Speed And Liquid Fuel Recirculation Line Pressure And Flow During Gas Fuel Start Up
Posted by Balaurugan1983 on 11 June, 2015 - 3:47 am
What is the relationship between GT speed and Liquid fuel recirculation line pressure and flow during gas fuel start up?
3
replies
Compressor Rubbing
Posted by LKFAI on 11 June, 2015 - 2:40 am
Compressor blades was found rubbing with casing
Oil in Water Detector - Gross Measurement 0-10%
Posted by OZI Guy on 11 June, 2015 - 2:36 am
Detection of roughly 5-10% of oil in water. Looking for a solution which is: Simple, online, insertion type, cheap, IECEx hazardous area certified.
1
reply
Generator Field Current Calculation
Posted by nic on 10 June, 2015 - 5:06 pm
How is the field voltage displayed on my EX2100 control operator interface screen calculated?
2
replies
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?
ProSoft MVI56E-MNET Modbus Setup
Posted by Mile Lojpur on 10 June, 2015 - 11:31 am
Problems setting up MVI56E-MNET card to read and write from third party HMI screen via Controllogix 1756L73S processor
Need Toolbox Help
Posted by abderaoufhioul on 10 June, 2015 - 10:54 am
Cannot open toolbox file because version too old?
Measure Air Intake Gas Turbine
Posted by raul on 10 June, 2015 - 1:30 am
Why is the atmospheric pressure lower than the pres u/str compressor in Siemens gas turbine?
2
replies
GE PME7.0 To Citec Communication
Posted by Chris_IWO on 9 June, 2015 - 10:18 pm
CitecSCADA V7.1 communication with GE PAC Proficy Machine Edition v7.0
Diesel Engine Fuel Consumption Calculation
Posted by Awan on 9 June, 2015 - 8:41 pm
Can anyone explain me diesel engine fuel consumption calculation?
LCD Monitor
Posted by Washington Mbizi on 9 June, 2015 - 4:39 am
How can I connect VGA LCD monitor or HDMI (DVI) interface LCD TV to IT80000E to have a enlarged display for the indicator?
2
replies
Siemens Safety PLC
Posted by ruifontes on 9 June, 2015 - 4:00 am
Can the Siemens Safety PLC replace the BCU480 from Kromshroder?
ABB Automation Process
Posted by mojtaba sadeghi on 9 June, 2015 - 3:19 am
Soes the Control Builder Plus or Automation Builder software support old CPUs such as DSPC 172?
4
replies
IRIG-B Wiring
Posted by qarsaan on 8 June, 2015 - 9:23 pm
Need advice on IRIG-B cable selection for a cable between a PC system and a master clock using IRIG-B protocol.
3
replies
Reversing a Delta-to-Delta Transformer
Posted by Sparky312 on 7 June, 2015 - 2:35 pm
We wired a 480v delta to (H1 H2 H3) 240v delta (X! X2 X3 X4) transformer back fed to get 480 from a 208 high leg and the breaker trips...
Learning SCADA System
Posted by tecsimsrl on 7 June, 2015 - 11:17 am
Looking for guidance on SCADA support and training
3
replies
GE Control System Toolbox V11.07
Posted by shakaramiali on 7 June, 2015 - 12:24 am
Required the new version of "GE Control System Toolbox" V11.07
2
replies
RS485 Modbus Wiring with DB9
Posted by jawadrasool on 6 June, 2015 - 12:49 pm
RS485 Modbus Wiring with DB9 Connector and Testing on MODSCAN
5
replies
How Can I Connect A Wind Turbine To A Ship's Grid?
Posted by SmK252 on 6 June, 2015 - 3:36 am
How can I connect a wind turbine to a ships grid, with adequate load sharing without battery banks?
6
replies
PLC 5 Analog Input Noise Issues
Posted by bqadri on 5 June, 2015 - 5:52 pm
The signal on one channel increases the value on other channels.
I/O modules for Q1000 power meter
Posted by Wayne green on 5 June, 2015 - 1:38 pm
Seeking I/O modules for Q1000 system
4
replies
Air Flow Increment After Loading GE Fr.9E
Posted by Maythem on 5 June, 2015 - 12:56 pm
How does air flow increase inside the combustor to match the fuel increment?
5
replies
WIKA T32 Temperature transmitter
Posted by QUANGNGUYENVAN on 5 June, 2015 - 6:54 am
WiKa T32 Temperature transmitter Fail
1
reply
What Thermocouple Types have you used for temperature control?
Posted by plcpeter on 5 June, 2015 - 6:52 am
I was wondering what types of thermocouples you guys out there have been using.
SIEMENS CPU S7-412-3H External Fault & Redundancy Fault
Posted by abdullah163 on 5 June, 2015 - 1:22 am
SIEMENS CPU S7-412-3H is in stop Mode and showing External Fault & Redundancy Fault.
Simatic OP7 Configuration Transfer
Posted by kumar123_69 on 5 June, 2015 - 12:45 am
Simatic OP7 not communicating...
ABB MASTERBUS300 CARD CS513
Posted by kumar on 5 June, 2015 - 12:32 am
Problem in MB300 card CS513
3
replies
Combustion Trouble at Low Load on HFO Fuel
Posted by AhmedWaleed on 4 June, 2015 - 3:57 pm
Combustion trouble at low load when the Gt operates on HFO fuel
3
replies
Code Function Register
Posted by HAMID on 4 June, 2015 - 11:33 am
How we can change the code function using Software Doctor?