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Forum Archive
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Gas Turbine 9FA Machine Response During Plant Blackout Condition
Posted by Lavanshu on 4 October, 2018 - 1:48 am
Gas Turbine 9FA machine response during plant Blackout condition.
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Communication between <C> and <Q>
Posted by Farid26 on 3 October, 2018 - 7:40 pm
Communication between <C> and <Q>
Export/Import of Screens within Wonderware Intouch Applications
Posted by DIM on 3 October, 2018 - 9:39 am
Exporting screens from one Wonderware project to another Wonderware project within same Wonderware Application Software (Version 10.1)
2
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Upgrading from <I> to HMI for GE Mark V
Posted by _Pioneer_ on 3 October, 2018 - 5:22 am
GE Mark V with <I> and now want to upgrade to HMI
2
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External Mismatch Alarm in Triconex AO Card
Posted by Sharmagx on 3 October, 2018 - 12:01 am
"External Mismatch" Alarm in Triconex AO Card
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Excessive Capacitance Alarm in Triconex DO Card Point
Posted by Sharmagx on 2 October, 2018 - 11:52 pm
"Excessive capacitance" alarm was received in Triconex DO card point. What could be the reason?
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Simple RS-485 Wiring Question
Posted by bp3000 on 2 October, 2018 - 10:24 pm
I'm having trouble getting MODBUS RTU comms working between my laptop and a piece of equipment, via RS-485 half duplex. See description below.
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DC to 4160 AC
Posted by qhogan1 on 2 October, 2018 - 3:01 pm
I am looking for a DC to AC inverter with 4160Vac output
3
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Magnetic Flow Meter for Waste Water
Posted by tinaxu on 1 October, 2018 - 9:45 pm
How to choose a waste water flow meter.
4
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Quandary: Software Layout of Registers
Posted by fearless on 1 October, 2018 - 5:51 pm
Is it acceptable for (say) two two-word registers to be one address apart?
7
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SpeedTronic MarkV <I> does not detect HDD of more than 4GBs?
Posted by rizwanhaider on 1 October, 2018 - 8:35 am
SpeedTronic MarkV <I> does not detect HDD of more than 4GBs?
3
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Factory Acceptance Test of MARK VIe
Posted by YZ on 1 October, 2018 - 5:44 am
I want to acquire information regarding FAT of MARK VIe system
GE Fanuc PLCs
Posted by Crowfoot on 30 September, 2018 - 7:33 am
Need help with a GE Fanuc PLC
6
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High Frequency Transformer in Electrostatic Precipitator
Posted by rab1 on 30 September, 2018 - 1:48 am
Using high frequency transformer in a electrostatic precipitator (ESP) for coal bagasse boiler
3
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MarkVI UDH/PDH Switch Confguration
Posted by iqbal5903 on 29 September, 2018 - 10:36 pm
Trying to configure an Allied Transys AT8624T/2M switch in Markvie UDH/PDH network. Manual is to vague for me to figure out.
How to Setup Bently Nevada Proximity Sensors
Posted by msohaibbutt on 29 September, 2018 - 1:43 pm
We have a compressor which has Four Bently Nevada Proximity Sensors. We have no idea how to interface and control these via PLC. We have not used these transducers before.
MODBUS RTU Serial Slave for Linux
Posted by Mark on 28 September, 2018 - 10:58 pm
Free MODBUS RTU serial slave for Linux
PLC Matsushita NAiS fp3 Cable
Posted by mfaisalrehman on 28 September, 2018 - 12:28 pm
PLC Matsushita NAiS fp3 cable DB9 (RS232) to DB15 (RS422)
PCX Cable
Posted by Wtpguy_Bill on 27 September, 2018 - 12:27 pm
Looking for pin out for a PCX particle counter serial cable.
6
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APU Oil Consumption High
Posted by MOmar91 on 26 September, 2018 - 5:06 pm
A lot of quantity escaped from air dryer silencer while purging proccess
7
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Conversion of MODBUS Slave Output to Analogue 4-20mA
Posted by jimigreenpeg on 26 September, 2018 - 1:04 pm
I want to convert a Modbus output on a flow meter to 4-20mA analogue signal.
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Control Extenal Servo Motor via I/O
Posted by TheFabricator on 25 September, 2018 - 3:43 am
Controlling an external servo motor using I/O
5
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Square D Micro 1 Software
Posted by alchartier on 24 September, 2018 - 9:56 pm
Looking for software to backup a Square D Micro 1 plc.
3
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Mark V Gas turbine
Posted by mazenshanabeash on 24 September, 2018 - 7:46 pm
Exhaust temperature increases during gas turbine acceleration
3
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Impact of Load Angle
Posted by abinash on 24 September, 2018 - 12:07 pm
Impact of load angle change of one generator on other generators
6
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Temperature Measurement in Small Tubes
Posted by Samwell on 24 September, 2018 - 5:43 am
Measurement of temperature in small diameter tubes
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Surge Capacitors
Posted by ansmehmood on 24 September, 2018 - 12:51 am
What is the purpose of surge capacitors in generator circuit breaker?
2
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Adding New I/Os to Mark VI
Posted by se_lain on 23 September, 2018 - 3:58 pm
Trying to add a new output to Mark VI to relay IGV opening to DCS over 4-20 mA. Have gone through the manuals and have come up with a basic strategy. Need an experienced individual to kindly vet it for me.
3
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Mark V IO.ASG Question
Posted by Michael on 20 September, 2018 - 1:38 pm
Newbie trying to learn the Mark V world.
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How to Use Time Series Data in Excel?
Posted by latsanyEE on 20 September, 2018 - 10:28 am
Derivative function simulate in Excel with Time Series Data Input
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Providing External Voltage or Current Excitation Signals
Posted by Rushi Shroff on 20 September, 2018 - 8:42 am
How to provide external voltage or current excitation signals?
Triggering an event in NB Designer
Posted by vanquangtk on 19 September, 2018 - 10:33 pm
How to trigger one event in event history NB designer by a word code?
6
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PLC with Remote Access
Posted by xtal_001 on 19 September, 2018 - 4:23 pm
I have built panels for 30 years, but this is the first time I have been requested to give remote access. Need advice on how to tie a PLC into the web. HMI? or thin server? or?
7
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MODBUS Wrong Register Value
Posted by Logan on 17 September, 2018 - 3:15 pm
The register just contain the half of the original value.
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Modbus Connection to Bender Isometer
Posted by Jonathan on 17 September, 2018 - 11:46 am
I am wondering if there is a way to connect a device to a PC via a virtual Modbus.
Creating .cid File
Posted by ST3000 on 17 September, 2018 - 11:18 am
Siemens PowerLogic G3200 .cid file creation
12
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GT Frame 9E Lube Oil Header Pressure Reduced
Posted by AAkhan on 16 September, 2018 - 12:00 pm
Gas Turbine GE Frame 9E Main Lube oil pressure low
Lead (LD) Function Block Algorithm Simulate in Excel
Posted by latsanyEE on 14 September, 2018 - 11:58 pm
Lead (LD) Function Block Algorithm Simulate in Excel by Using Real Data as Input
Reading Registers with Jamod or JSSC
Posted by henry2312 on 14 September, 2018 - 9:33 am
Reading from a register Modbus RTU with JSSC or Jamod
2
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Not Attaining Lift on Bearing 4 on GE frame 9E
Posted by Baffoe on 13 September, 2018 - 8:07 am
We are unable to attain any oil lift at both bearing 4 and 5 OF GE FRAME 9E despite 2400 Psi and 2000 Psi lift pressures respectively
BBC GT13D Speed Adjusting Device
Posted by cyclomaster on 13 September, 2018 - 5:28 am
Replacing an obsolete speed adjusting device for BBC GT13D model.
2
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Receiving Too Long Messages
Posted by ralu on 13 September, 2018 - 1:36 am
What happens when message has too many byes?
Throubleshooting a 1 phase SCR Thyristor with Closed Loop Feedback
Posted by Brent Williams on 12 September, 2018 - 2:11 pm
Replacement Thyristor with closed loop feed back V2, for IRC lamps regulated from PLC 0-10vdc. Trouble shooting help please.
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MKV Simplex <C> Core Point Toggle
Posted by TheGingerbeer on 12 September, 2018 - 7:38 am
MKV Simplex <C> Core single point frequently toggles without being forced or sequenced
Intrinsic Safety Barrier Selection
Posted by AE001 on 12 September, 2018 - 5:45 am
Calculation methodolgy for IS barrier entity parameters.
Simulation of Air Conditioning System
Posted by marshall94pl on 12 September, 2018 - 5:09 am
Simulation of air-conditioning system
3
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Build of MKVI HMB file
Posted by sheehan_ge on 12 September, 2018 - 4:28 am
Problems building of hmb file for Frame 9B
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Android Program to Connect to AB, Siemens, Schneider PLC
Posted by RS Kumar on 12 September, 2018 - 3:32 am
Looking for sample code or java app for communicating PLC tags for development of small mobile app to control a process from a android mobile using wifi/data connectivity.
3
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Modbus Configuration: Registers Table
Posted by KLamar on 11 September, 2018 - 12:03 pm
Modbus Registers Table Configuration: Help!
Sample Compactlogix program for Modbus comms
Posted by Buddy Pace on 11 September, 2018 - 6:14 am
Modbus Communication with Compact Logix PLC with in-built RS-232 Port
2
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Increase of temp spread after CI of GT
Posted by dksarma on 11 September, 2018 - 1:45 am
Increase of temp spread after CI of GT
2
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11KV generator manual excitation issues
Posted by dksarma on 11 September, 2018 - 1:36 am
The DAVR (digital AVR) of alternator of one Gas Turbine (20MW, Fr5, GE make) malfunctioing , when in Manual mode it raises exicitation to full automatically instead of step by step.
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Modbus command per second
Posted by ding on 10 September, 2018 - 9:03 pm
Modbus command per second
1
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Controlling and Testing a Valve
Posted by sanji66 on 10 September, 2018 - 5:50 am
Control the valve and test pressure rate of the flow
2
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Temperature Probe Spikes in DCS
Posted by NVRTL on 8 September, 2018 - 8:02 am
Compressor temp probe spikes noticed only in DCS not in system
5
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Is the Module Index Equivalent to Modbus Slave Id?
Posted by gomathisankars on 8 September, 2018 - 7:26 am
In Modbus TCP is the module index = Modbus slave id?
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GCV
Posted by wahid021027 on 8 September, 2018 - 4:48 am
What is mean by GCV choked?
Synchronizing Generators
Posted by Gaza on 6 September, 2018 - 2:00 pm
Challenges in synchronising two Caterpillar generators
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Unidrive M700 with EtherCAT
Posted by redneckengineer707 on 6 September, 2018 - 10:20 am
I'm having an issue getting a Unidrive M700 to work over EtherCAT
6
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Frame 5 gas turbine not detecting fire
Posted by Shyam on 5 September, 2018 - 2:28 pm
Turbine not firing
2
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Turbine Speed Remote Indicator (TNH_RPM) on MK-V
Posted by ChristensonWJ on 5 September, 2018 - 1:41 pm
We are attempting to duplicate a signal coming from the MK-V Comm Link to use as a drive signal for the RPM meter. Can anyone point me in the right direction on how to duplicate this signal?
12
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Mark VIe integration with DCS HMI
Posted by RRA on 5 September, 2018 - 10:04 am
Possible solutions to integrate the turbo generator control and protection system (Mark VIe) with existing Delta V DCS and HMI.
3
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Modbus RTU illegal data address
Posted by RK on 5 September, 2018 - 8:06 am
Behavior of Modbus Slave during Multiple register read if un-mapped address exists in between.
MK6 library difference preventing Download
Posted by topcat123 on 5 September, 2018 - 4:59 am
MK6 will not download (difference downloaded block library and configuration)
4
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What is CUSTOMER TRIP?
Posted by qnzk9300 on 4 September, 2018 - 3:05 am
What does Customer Trip on MARK VIE mean?
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How to Replace VSVO H1B card in GE Mark VI
Posted by alagan85 on 4 September, 2018 - 2:03 am
How to Replace VSVO H1B card in Mark VI panel? Is there any procedure for replacing this card? does any download required in tools box?
4
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GE Mark V - Weird Time Issue
Posted by TrailRanger on 3 September, 2018 - 8:06 pm
We have two GE Mark Vs with one as time master, the other slave using NTP. Time syncing looks correct, but the Slave unit is having its time offset by exactly one year.
3
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Delta PLC Query
Posted by Automation_Engineer on 3 September, 2018 - 7:07 am
Facing a problem with Delta PLC.
2
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Iconics Modbus Ethernet OPC Server
Posted by Andrew Than Aung on 3 September, 2018 - 6:01 am
Data unstable with Iconics Modbus Ethernet OPC server.
Generator Shaft Not Jacking Up
Posted by Theophilus Tetteh on 2 September, 2018 - 7:14 pm
GE Frame 900le turbine with Elin Generator train - during pre-commissioning process we realized the jacking oil pump delivering normal pressures in ranges of 2400-2700psi, but never observe any lift of the generator shaft.
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Changing MARK V Processor
Posted by VMAHESH1029 on 2 September, 2018 - 12:47 pm
Changing MARK V processor from R to C
8
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IGV on Temperature Control
Posted by sardar108 on 1 September, 2018 - 2:24 pm
Running Frame 7EA IGV on temperature control
4
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Diffusion Mode Not Cut Out in Gas Turbine 9FA
Posted by Msalem_73 on 31 August, 2018 - 2:45 am
Diffusion mode does not cut out in Gas Turbine 9FA due to TTRF1 reduce during change mode from diffusion to premix mode
4
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Implementing linearization in the hardware or software component of a measurement system
Posted by Rushi Shroff on 30 August, 2018 - 9:42 am
How can 'Linearization' be implemented in either the hardware or software component of a measurement system?
2
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Schneider Electric M221 Pump Program
Posted by jem233 on 30 August, 2018 - 7:07 am
Problems programming analog PID
2
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Gas Turbine PT Speed Fluctuating
Posted by Mohammad on 30 August, 2018 - 6:46 am
Gas turbine PT speed fluctuating and synchronization problem
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What's the level probe performance differences between Wika and Holykell?
Posted by iphonex on 30 August, 2018 - 3:34 am
Anyone know the performance differences between Wika level probe and Holykell level sensor as they have same designs?
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Viewing Older Trends of MarkVIe
Posted by thomasmylady on 29 August, 2018 - 9:11 am
Can I view, by any means, the trends saved in MarkVIe version 6.02 in the a trender version V05.02?
2
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Changing Fluid Type in DP Wet Legs
Posted by ryryormo on 29 August, 2018 - 6:41 am
What could be the results if I change the sg of fluid in both high and low impulse lines of a DP level without re-ranging?
Servo Suicide Reset
Posted by grajesh on 28 August, 2018 - 4:06 pm
Servo suicide reset -MKVIe
Redundancy Alarm for Delta V
Posted by aidem on 27 August, 2018 - 10:36 pm
Redundancy Network Alarm for Emerson Delta V
4
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GE 6FA Machine Trips Frequently Due to Sensor Failure
Posted by shahiideee on 26 August, 2018 - 5:15 am
GE 6FA MarkVIe control System machine tripped frequently due to "L30CPBH1_0" sensor failure.
GEM80 ESP Serial Protocol Definition
Posted by MarkNZ on 26 August, 2018 - 3:58 am
Please help, require GEM80 ESP definition
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Control of a Undamped Second Order System
Posted by msaad07 on 25 August, 2018 - 4:25 pm
Control of a undamped second order system
Arcom RTU Configurator
Posted by Roberto Ochoa on 24 August, 2018 - 7:32 pm
Need Arcom M1 Software to configurate. It's very old but it was donated to my school
1
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Mounting Two SITOP Power Supply Units Side-by-side
Posted by bryan1978 on 22 August, 2018 - 11:08 pm
I am installing two SITOP 6EP1334-2BA20 power supply units side by side in my panel
1
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Differential Protection Scheme
Posted by bspace321 on 21 August, 2018 - 2:57 am
Specifying CT accuracy classes for differential protection schemes
1
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Communication Between TRANE BCU Controller and GE cimplicity
Posted by manoj on 21 August, 2018 - 1:37 am
I want to communicate to TRANE BCU controllers with GE cimplicity
1
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STD924 Honeywell DP Transmitter Calibration
Posted by bouzid on 20 August, 2018 - 9:05 am
Need help calibrating a Honeywell STD924 differential pressure transmitter.
3
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Perimeter Calculation of a Petroleum Tank
Posted by Uziar Akram on 20 August, 2018 - 8:56 am
Need the design equation or formula to calculate the perimeter, area or volume for a petroleum tank that is neither circular nor rectangular.
4
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Sizing RC Network for Contactor
Posted by SMF on 19 August, 2018 - 2:36 pm
Sizing a RC snubber circuit for a size 1 contactor.
7
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ph and Conductivity for Scrubber
Posted by bryan1978 on 19 August, 2018 - 1:03 pm
Why is there a need to have ph and conductivity reading for scrubber?
2
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Mark VI Comm Failure 1298
Posted by rahulgupta on 19 August, 2018 - 6:42 am
GE gas turbine Mark VI communications failure 1298
5
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Flame out on Low Engine Temp T5, Solar Taurus 60
Posted by S Mitra on 18 August, 2018 - 6:14 am
Solar Gas Turbine Taurus 60 machine tripping on 'Flame out on Low Engine Temp T5'
6
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Megohm Meter to Test Weld
Posted by Mark on 16 August, 2018 - 7:58 pm
If the weld is closed will I get OL signal?
2
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1756-L72 Control Tags
Posted by mahmoodi1 on 16 August, 2018 - 1:58 pm
Transfer tags from Excel spread sheet into 1756-L7x Controller Tags
DGP MEMORY LOSS
Posted by bensalomich on 15 August, 2018 - 6:20 pm
Generator Digital Protection (DGP) relay lockout lost its memory.
2
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ACS850 Motor Control Problem
Posted by jun05amar on 15 August, 2018 - 4:33 am
ACS850 Drive Motor Control Problem
2
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VCMI IO Error
Posted by HHernani on 14 August, 2018 - 1:47 pm
Intermittent flashing red to green and vice versa and one comm card is making noise...
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Siemens HMI Modbus RTU master communication crash
Posted by PS on 14 August, 2018 - 11:20 am
Siemens HMI TP1200 is Modbus RTU master. Modbus device cam controller is slave...