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9
replies
Solution for Hole Made on an EX "d" JB
Posted by instrument_irshad on 11 October, 2018 - 6:57 am
How to repair a hole on an EX "d" certified JB for nameplate
8
replies
Registers in Modbus Communication
Posted by pauljay on 11 October, 2018 - 5:56 am
Registers read 2 bytes and it was already identified. What if the byte you need to read is byte 5 to 8, what will be the register number?
Starting and Stopping Diesel Engine
Posted by nawzat hussein on 11 October, 2018 - 5:08 am
Can starting and stopping Diesel engine multiple more times in a short time span effect mechanical parts of engine?
1
reply
Using Wireless Frequency Meter to Control Brightness
Posted by danny76 on 10 October, 2018 - 6:59 am
Use Wireless Frequency meter to control the brightness in phase, flickering issues also
2
replies
Connecting to Rayleigh Meter Using Modbus
Posted by Sarah Brown on 9 October, 2018 - 10:59 am
Connecting to a Rayleigh meter RI-f-100C via Modbus register
TOTEM Finite State Machine Information - Reading from a Input Register
Posted by AndrewC on 8 October, 2018 - 9:35 am
I have been given a datasheet for a CHP unit. I am looking how I can get the multistates?
1
reply
Why is there no safe communication protocol (SIL 2/3) for Modbus?
Posted by Dumas on 8 October, 2018 - 5:13 am
Something like ProfiSAFE for Profinet or Failsafe over Ethercat (FSoE).
6
replies
TIMESYNC.DAT in mkv TMR
Posted by bil07 on 7 October, 2018 - 4:43 pm
The time of HMI and MKV processors is the same but it is not correct. How can I adjust it?
2
replies
Generator Bearing Leaking , GE 9E
Posted by MOmar91 on 7 October, 2018 - 9:19 am
Oil and vapor leakage from generator bearing #5 after installing orifice at the discharge pipe of the mist eliminator
2
replies
ABB GT13E2 Trip When Fuel Gas Composition Changed
Posted by mahmoodalam on 7 October, 2018 - 8:40 am
We have 3 same machines of ABB GT13E2, 2 of them are getting trip when fuel gas composition changed by supplier (lined up other well) while 3rd one, we did not face the problem.
3
replies
Instrument Earth and Plant Earth
Posted by vwb5047 on 7 October, 2018 - 4:09 am
Guidance related to grounding/earthing cable routing?
Controller Action For Fail Safe Position
Posted by bodhiUOP on 6 October, 2018 - 10:58 am
Controller action for fail safe position for Centrifugal Compressor
2
replies
Logix 5561 Fault Issue
Posted by sahaya on 6 October, 2018 - 7:20 am
Logix 5561 no communication
5
replies
Why Disconnect Gas Turbine Tripped When When Feed Dead HV Grid
Posted by zoubi on 5 October, 2018 - 9:38 pm
Need explanation for why gas turbine tripped when generator breaker closed to feed dead grid
3
replies
Pressure Transmitter Protection
Posted by Nikhil on 5 October, 2018 - 7:52 am
Need a recommendation for a differential pressure transmitter for steam flow at high pressure and temperature.
1
reply
How to do Firmware Update Through MODBUS?
Posted by stommy987 on 5 October, 2018 - 5:36 am
A problem about working on .mot file and Rs485.
3
replies
Grounding Level Transmitter
Posted by TylerDurden on 5 October, 2018 - 2:37 am
We experience rise in the tank level everytime after lightning occurs. The 4-20mA signal is being affected. I have some questions about the grounding.
1
reply
Failure to Ignite after Combustion Inspection
Posted by Control911 on 4 October, 2018 - 9:24 pm
Failure to start on fuel oil after Combustion Inspection
7
replies
What type of DCS to Chose?
Posted by Assylbek on 4 October, 2018 - 4:10 pm
Comparison of available DCS types for chemical process controlling
2
replies
Newbie Help Needed - Dart Drive Speed Controller
Posted by ddorrer on 4 October, 2018 - 2:06 pm
Speed Controlled Setup
3
replies
7FH2 Generator Cooler and Rated Load
Posted by Aptx4869 on 4 October, 2018 - 11:29 am
Effect of isolating one generator cooler on load capability
2
replies
MK6e Boot Light Flashing Loss Communication
Posted by andstennett on 4 October, 2018 - 11:14 am
MK6e controller UCSA-H1A boot light flashing continuously unable to go online with Toolbox ST or download to the controller
1
reply
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.
1
reply
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
replies
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
replies
External Mismatch Alarm in Triconex AO Card
Posted by Sharmagx on 3 October, 2018 - 12:01 am
"External Mismatch" Alarm in Triconex AO Card
1
reply
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?
1
reply
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.
1
reply
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
replies
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
replies
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
replies
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
replies
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
replies
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
replies
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.
5
replies
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
replies
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
8
replies
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.
1
reply
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
replies
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
replies
Mark V Gas turbine
Posted by mazenshanabeash on 24 September, 2018 - 7:46 pm
Exhaust temperature increases during gas turbine acceleration
3
replies
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
replies
Temperature Measurement in Small Tubes
Posted by Samwell on 24 September, 2018 - 5:43 am
Measurement of temperature in small diameter tubes
1
reply
Surge Capacitors
Posted by ansmehmood on 24 September, 2018 - 12:51 am
What is the purpose of surge capacitors in generator circuit breaker?
2
replies
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
replies
Mark V IO.ASG Question
Posted by Michael on 20 September, 2018 - 1:38 pm
Newbie trying to learn the Mark V world.
1
reply
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
1
reply
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
replies
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
replies
MODBUS Wrong Register Value
Posted by Logan on 17 September, 2018 - 3:15 pm
The register just contain the half of the original value.
1
reply
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
replies
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
replies
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
replies
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.
1
reply
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
replies
Build of MKVI HMB file
Posted by sheehan_ge on 12 September, 2018 - 4:28 am
Problems building of hmb file for Frame 9B
1
reply
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
replies
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
replies
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
replies
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.
1
reply
Modbus command per second
Posted by ding on 10 September, 2018 - 9:03 pm
Modbus command per second
1
reply
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
replies
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
replies
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?
1
reply
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
1
reply
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
9
replies
Frame 5 gas turbine not detecting fire
Posted by Shyam on 5 September, 2018 - 2:28 pm
Turbine not firing
2
replies
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
replies
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
replies
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
replies
What is CUSTOMER TRIP?
Posted by qnzk9300 on 4 September, 2018 - 3:05 am
What does Customer Trip on MARK VIE mean?
1
reply
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
replies
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
replies
Delta PLC Query
Posted by Automation_Engineer on 3 September, 2018 - 7:07 am
Facing a problem with Delta PLC.
2
replies
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.
1
reply
Changing MARK V Processor
Posted by VMAHESH1029 on 2 September, 2018 - 12:47 pm
Changing MARK V processor from R to C
8
replies
IGV on Temperature Control
Posted by sardar108 on 1 September, 2018 - 2:24 pm
Running Frame 7EA IGV on temperature control
4
replies
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
replies
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
replies
Schneider Electric M221 Pump Program
Posted by jem233 on 30 August, 2018 - 7:07 am
Problems programming analog PID
2
replies
Gas Turbine PT Speed Fluctuating
Posted by Mohammad on 30 August, 2018 - 6:46 am
Gas turbine PT speed fluctuating and synchronization problem
1
reply
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?
1
reply
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?