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Friday, July 29, 2016
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A demonstration of EtherCAT control of linear motors using the CTC EtherCAT master.
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7
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Why and When We Need Myers Hubs?
Posted by hany5757 on 8 June, 2016 - 7:16 pm
In Instrumentation Junction Boxes in our plant, I noticed that cables are entered in the Junction boxes by cable glands through Myers Hubs.
6
replies
Difference between Mark-V and Mark-VIe
Posted by hany5757 on 8 June, 2016 - 7:00 pm
I was working before with Mark-V and now transfered to a plant having Mark-VIe control system for frame 6 GE GT.How protection is done in Mark-VIe?
2
replies
Regarding Lube oil pump
Posted by rajkumarkrishna on 8 June, 2016 - 11:34 am
Compressor failure due to lube oil pressure problem
EX2000: IOS Drop Number Set
Posted by B. STGO. on 8 June, 2016 - 10:51 am
How to change the drop(address) number after changing the IOS Main Control Card in the EX2000?
6
replies
Parallel Grid and Self Generation System
Posted by TMAT on 8 June, 2016 - 10:27 am
how can we make our electric generator's power be used by the customer main BUS first
4
replies
Boiler Feed Pump Water Pressure
Posted by rautpsrme on 8 June, 2016 - 6:29 am
Boiler feed water pump pressure related problem
1
reply
Communicating with Citect and Twido using Modbus RTU
Posted by kishore on 8 June, 2016 - 5:52 am
Looking for documentation about communicating with Twido PLC with Citect-scada using Modbus-RTU
10
replies
Lightning Strikes Effects on Grounded DC Supply
Posted by aminsameipoor on 7 June, 2016 - 1:19 am
Is there any experience with effecting lightning strikes on dc grounded power supply?
2
replies
Modbus Role Auto
Posted by Andrés Arango M on 7 June, 2016 - 12:13 am
Looking for sources about Modbus Role Auto
2
replies
HMI Modbus Master-Slave
Posted by kud3r on 6 June, 2016 - 9:00 am
HMI Modbus Master-Slave RS485 communication
2
replies
High Enclosure Temperature of MS 5001 Gas turbine
Posted by Azee on 6 June, 2016 - 6:21 am
Facing High Enclosure temperatures of Frame 5 Gas turbine
3
replies
High Wheelspace Temperature
Posted by dontknowman on 6 June, 2016 - 12:54 am
High wheelspace temperature after HGPI
7
replies
Two Phase vs. Three Phase Application
Posted by R. Button on 5 June, 2016 - 3:00 pm
Powering an inline tankless heater with 240V when it is rated for 277V
CENTUMVP Graphics Builder Problem
Posted by Latsany on 5 June, 2016 - 12:03 am
Cannot open properties to modify in CENTUM VP Graphics Builder
Boiler Mud Drum Heating Coil Control
Posted by Amusmani on 4 June, 2016 - 9:52 pm
Best control strategy for boiler mud drum heating coil
9
replies
Gas Turbine Corrected Output Less
Posted by suryapower on 4 June, 2016 - 2:05 pm
We are experiencing less gas turbine corrected output compared to last year baseload test results
3
replies
Conductive Grease
Posted by accurrent on 4 June, 2016 - 9:07 am
Who manufacturers conductive grease?
2
replies
MODBUS Plus to MODBUS TCP
Posted by Kashir Saeed on 3 June, 2016 - 5:10 pm
Need advice for MODBUS plus to get data in from of MODBUS TCP
6
replies
IGV Opening at Base Load.
Posted by Amr1589 on 2 June, 2016 - 5:27 am
What can cause IGV to decrease opening while base load operation?.
5
replies
Accesing the Modbus Device from Internet without VPN Connection
Posted by Heru Iqbal on 1 June, 2016 - 1:51 pm
Software for accessing a Modbus device on a local network without a VPN Server.
EN 13894 DC Question
Posted by Tom Walker on 1 June, 2016 - 10:37 am
I have come to a situation where the values for the system that I have do not fall into the sections listed in Annex K of 13849, where does this leave me?
Current and Voltage Measurement Using the Same Phase
Posted by lakmalp on 1 June, 2016 - 8:27 am
Is it wrong to use the same phase to measure current and voltage (CT, PT) in an grid synchronization application?
4
replies
Downloading to R, S, and T Processors on MARK VI
Posted by Maatallah_3107 on 1 June, 2016 - 5:25 am
How to perform runtime download to R, S, and T Processors?
2
replies
Why We Use Solenoid Operated Valve in Control Valve
Posted by hanumanthsrinivas on 31 May, 2016 - 2:25 pm
What is the Purpose of Using SOV in Control Valves.
15
replies
OpenPLC - a fully open source controller
Posted by thiagoralves on 31 May, 2016 - 2:22 pm
An open source platform for PLC research. Industrial use at your own risk
2
replies
Mark V Diagnostic Alarms/Trip After Parallel
Posted by jhurt on 31 May, 2016 - 7:31 am
Mark V diagnostic alarms come in right after sync and the gas turbine trips.
2
replies
Backing Up Honeywell Plantscape DCS
Posted by DIM on 31 May, 2016 - 5:58 am
How to backup Honeywell Plantscape DCS R320 and restoring it?
EPlan and Bentley AutoPlant
Posted by kbast on 30 May, 2016 - 10:50 pm
Importing reference files from Bentley AutoPlant into Eplan.
2
replies
DC Speed Control
Posted by robb_IE on 30 May, 2016 - 6:15 pm
DC speed control is irregular
Modbus and SEL RTAC
Posted by Amos2208 on 30 May, 2016 - 1:03 pm
No experience with Modbus Protocol. Having trouble understanding how to configure RTAC for polling Modbus device.
9
replies
Load and Load Sharing Problem
Posted by macker on 29 May, 2016 - 7:53 pm
Generator on shipboard plant does not want to share load.
3
replies
Modbus Communication Unstable
Posted by jing88 on 29 May, 2016 - 7:58 am
Modbus communication unstable. Scanning results is not the same as modscan32 and PMC modbus.
2
replies
Communication with HMI
Posted by Kohsa on 29 May, 2016 - 7:06 am
Communication setup between HMI and PC
Method We Use When Turbine Trips and Do Not Know What Is the Logic Cause
Posted by elomoon on 29 May, 2016 - 6:01 am
Sharing a method we use when we have a trip of unit and do not know what is the cause.
1
reply
Chemical Resistant Enclosure Experience/Advice Needed
Posted by Corey on 28 May, 2016 - 12:49 pm
Our enclosure gaskets are melting due to acidic enviroment.
1
reply
Uploading Data to Honeywell Experion PKS
Posted by Satyngar on 27 May, 2016 - 5:14 am
Problems uploading SCADA to Quick Builder
4
replies
IGV Opening During Startup
Posted by PJK on 27 May, 2016 - 3:29 am
Questions about IGV opening during startup of GE 7FA
2
replies
SRV Valve Problem
Posted by jameelrahman on 26 May, 2016 - 8:45 am
Questions regarding changing of GE make Stop ratio valve hydraulic actuator with MOOG make SRV Actuator.
2
replies
Communications Test Rig for Common Protocols
Posted by Inchman on 26 May, 2016 - 8:27 am
Looking to purchase or create a communication Test Rig for common protocols
2
replies
Modbus MARK VI HMI Communication
Posted by Maatallah_3107 on 26 May, 2016 - 6:30 am
MARK VI Modbus communication with DCS
AIM OPC Foxboro Problem
Posted by srisurang on 26 May, 2016 - 5:01 am
Problem: For some tags, the value read on AIMOPC Server did not match with the value show on DCS Foxboro
4
replies
RPM Measure OF Urea
Posted by saqibafaq on 25 May, 2016 - 11:16 pm
Measuring RPM of Urea Bucket using VFD and Inductive sensor
4
replies
Siemens SGT300 Flame Failure
Posted by anvay on 25 May, 2016 - 12:19 pm
"CAN FLAME FAILURE DETECTED " for Siemens SGT-300.
Actuator Selection
Posted by mahmodeyan_ch on 25 May, 2016 - 8:14 am
Select the best actuator for gas/air flow control in reheating furnace (pusher type).
Interface CO2 Sensor and IMX6
Posted by saju chandran on 25 May, 2016 - 2:58 am
Interfacing SenseSir s8 CO2 sensor and Imx6 board that have Android OS
3
replies
Modbus Communication over PC
Posted by Nelson on 24 May, 2016 - 10:21 pm
Looking for a product that will collect data via TCP Modbus and send value to building management system via Modbus.
1
reply
Siemens Bits to Integer Conversion
Posted by dschmidt on 24 May, 2016 - 6:01 pm
How do I convert bits into an integer with a Siemens PLC?
1
reply
Speedtronic MKV TCEA Replacement Procedure
Posted by Tomvloon on 23 May, 2016 - 10:56 am
A question about GE's TCEA replacement procedure
2
replies
UCVE Mark VI Cards
Posted by romin on 23 May, 2016 - 8:31 am
what is difference between IS215UCVEH2A and IS215UCVEM06A mark VI/VME CONTROLLER
Negative Power Supply
Posted by instrumentisto on 23 May, 2016 - 6:43 am
Negative power supply for proximiter (-24 Vdc)
3
replies
Alarm Date and Time Difference in Mark6 HMI
Posted by Rajesh on 23 May, 2016 - 4:24 am
Date and Time is different than HMI time when an Alarm updating
9
replies
Variable Frequency Drive for BLDC Motor
Posted by rohansartape on 22 May, 2016 - 11:53 pm
Controlling speed by using a VFD for BLDC motor
K Factor & Pulse Width Dilemma
Posted by VIPUL VINAY on 22 May, 2016 - 11:23 pm
Discrepancies in gantry loading system at refinery, flow rate based on pulse/unit (K factor) over frequency varies with pulse width.
1
reply
Brushless Alternator Test
Posted by Barbican on 22 May, 2016 - 4:14 pm
Static testing of brushless alternator exciter winding
4
replies
European Gas Turbines (EGT) Tempest Engine Fuel Control "Operating Temperature"
Posted by Jake on 22 May, 2016 - 1:58 pm
Working on EGT Tempest Gas Turbine (Now Siemens SGT 300) PLC Retrofit. How is "Turbine Operating Temperature" calculated/measured?
4
replies
Mass Flow Measurement of Steam
Posted by zapotek67 on 22 May, 2016 - 4:49 am
Required measurements for mass flow of steam
2
replies
New GE Turbine Engine LM6000
Posted by Alikm on 22 May, 2016 - 1:14 am
Asking About two new engine type Lm6000.
Windowviewer Scaling problem
Posted by Coffs on 21 May, 2016 - 5:52 pm
Wonderware InTouch Windowviewer not scaling resolution correctly
Modbus RTU slave communication through Cimplicity
Posted by MFC on 21 May, 2016 - 4:56 am
I am trying to establish Modbus RTU slave communication through Cimplicity software installed for GE MArk VI gas turbine but unable to communicate inspite of proper IO_port.dat and cimmod.dat files.
2
replies
Is Droop Setting Fixed for Frame 5 GE Turbine When Machine Is Designed?
Posted by Devesh on 20 May, 2016 - 12:21 pm
GE Frame5 gas turbine droop setting is fix to 4%. Whether it can be changed once machine is designed.
1
reply
Maximum Bandwidth PLC Modbus/TCP
Posted by Marc13000 on 20 May, 2016 - 8:34 am
How to define the maximum bandwidth generate by a PLC using Modbus/TCP.
9
replies
Why Are Short Circuit Lines Used in RSLogix 500 Ladder Logic?
Posted by AKA_knowledge23 on 19 May, 2016 - 7:35 pm
Why would you use a short circuit line in RSLogix 500?
3
replies
District Cooling Smart Wireless Valve for Submeters
Posted by Pulsar on 19 May, 2016 - 4:20 pm
wireless battery operated chilled water valve for connection / disconnection.
1
reply
Unity Pro Totalizer Under Calculating
Posted by geoffrybrown on 18 May, 2016 - 5:29 pm
Totalizers are calculating less than expected with Unity Pro
7
replies
GE MKVI Alarm Printer Configuring Problems
Posted by NGdave on 18 May, 2016 - 5:07 pm
Alarm Printer issues - Cimplicity HMI for GE MKVI
1
reply
Tank Farm Management System for Aviation Fuel Tanks
Posted by AbdallahHajAbed on 18 May, 2016 - 8:07 am
Design of a Tank farm management system for (tilted) aviation fuel tanks
Looking for a Mark VI Electronic Board Black Front Plate
Posted by mas2810 on 17 May, 2016 - 11:19 pm
Looking for the black frontal panel with the pull out tabs for an IS200VVIBH1CAC Mark VI board
1
reply
Modbus to Android/iPhone/WiFi
Posted by RushD on 17 May, 2016 - 5:47 pm
Send Battery Management System that uses ModBus V1.1b. to an Android and iPhone and also WiFi
3
replies
Replacing Modular Chassis for SLC 500
Posted by Danny Ferguson on 17 May, 2016 - 3:12 pm
How much programming after replacing SLC 500 Chassis
1
reply
IS420UCSBH3A Repair
Posted by tech_guy on 17 May, 2016 - 12:22 pm
IS420UCSBH3A hyper terminal Configuration
1
reply
Calibration Span
Posted by Kinalam on 17 May, 2016 - 11:46 am
Determining Percent Reading on mechanical rotameter (Variable Area Flow Meter).
Converting Honeywell TDC3000 *.EB Files to Rockwell PlantPAx Supported Files
Posted by MJ11 on 17 May, 2016 - 10:32 am
Honeywell TDC3000 *.EB files conversion to Rockwell PlantPAx supported files
MAPPING Comli to Mudbus Protocol Register
Posted by fafah123 on 16 May, 2016 - 4:58 am
My company has an Alfa laval sattcon200 PLC with a comli communication protocol which is connected to an ABBs DCS through a Paradigm Babel Box protocol converter.
2
replies
4-20mA Signal Output Intermittent
Posted by jondoe on 16 May, 2016 - 2:19 am
Output signal from hydrocarbon gas detector is intermittently triggered when no gas is present.
Power Track IC
Posted by rewat on 15 May, 2016 - 9:32 pm
Looking for information on a motor controller that has a chip named PowerTrack SERVO V1.0
1
reply
Gas Turbine Tripping Due To Gas Auxiliary Stop Valve Failure
Posted by suryapower on 15 May, 2016 - 11:32 am
Gas turbine auto shutdown on Gas Auxiliary Stop Valve Failure following auto shutdown tripping on LOSS of flame in micro sec difference.
1
reply
Convert AEG A250 to Step7
Posted by plsee on 15 May, 2016 - 11:21 am
Searching for a software to convert program of a PLC AEG A250 to Siemens S7
Compressor Surge Detection Device
Posted by PowerMan18 on 15 May, 2016 - 11:20 am
Compressor surge protection system
4
replies
HP Economizer Tube Thickness
Posted by solidus1975 on 15 May, 2016 - 7:57 am
Reduced thickness measurements in the HP economizer tubes.
1
reply
Traditional Hydro-mechanical Governer Load and Speed Motors and Automatic AVR Operation Mode
Posted by Saied on 15 May, 2016 - 7:17 am
How do mechanical-hydraulic governor load and speed adjusters (motors) work?
15
replies
Unit Tripping Due to Exhaust Temp
Posted by Maythem on 15 May, 2016 - 6:59 am
Simple cycle GT running on crude oil trips on high exhaust spread
Sick Safety Curtain Programming Cable Pin Out
Posted by Shree on 15 May, 2016 - 6:47 am
Sick C4000 Advanced Safety Curtain Programming Cable Pin Out
3
replies
SPD Problem of Slow GDT Response
Posted by hany5757 on 15 May, 2016 - 2:36 am
How does SPD overcome the issue of slow GDT time response?
1
reply
Cimplicity net.addcon
Posted by Dinmegil on 14 May, 2016 - 8:37 am
Running net.addcon script manually works, but it runs through an event it errors out giving network access denied.
1
reply
Effect of Lightning Strike on Vibration Sensors
Posted by aminsameipoor on 14 May, 2016 - 7:32 am
lightning strike causes fault in vibration sensors
axial bearing temperature
Posted by usiner on 13 May, 2016 - 4:42 pm
Upper and lower halves pads of axial bearing are not at the same temperatura. This goes unnoticed to the Operator because the Operation Station only shows the average of both values.
4
replies
Modbus RTU RS485
Posted by ffares on 13 May, 2016 - 9:23 am
No reply from the modbus RTU devices despite a right setup on modbus devices as well as in the Docklight software.
1
reply
To Use IBH or Preselected Charge for Reduction Power
Posted by jesus ch on 13 May, 2016 - 9:10 am
Using IBH or preselected charge for reduction power? Differential pressure of air filter is too high due to fog.
How Zener Barriers and Galvanic Isolated Network Are Used Together
Posted by vbalaji892 on 13 May, 2016 - 7:28 am
What is the use of a galvanic isolation network? How do is it connected to power supply and field devices?
1
reply
Converting Intouch 5.6b to Factory Talkview
Posted by Maxcarl on 13 May, 2016 - 2:11 am
Need to convert SCADA from Intouch 5.6b to Factorytalkview
4
replies
Boiler Water Level
Posted by rakesh on 12 May, 2016 - 10:28 pm
Boiler water level transmitter calibration
Linearization of DC Motor Response
Posted by ALEJANDRO FERNANDEZ ROLDAN on 12 May, 2016 - 12:01 pm
Help to linearize response of dc motor
1
reply
Exhaust Frame Blower
Posted by dax2172 on 12 May, 2016 - 6:26 am
We have 30 MW Frame 6 Gas Turbine. Want to know about exhaust frame blower
1
reply
Gas Turbine Vent Fan Pressure Switch Function
Posted by VKGUPTA on 12 May, 2016 - 5:50 am
Logic of compartment vent fan pressure switch actuation
2
replies
GT LCI Load Bridge Output Fuses
Posted by solidus1975 on 11 May, 2016 - 12:59 pm
LCI load bridge output fuses rating with 9FA.03 turbine coupled to a 324H generator
1
reply
The I-7567 is a USB to HART Converter
Posted by Faouzi on 11 May, 2016 - 7:07 am
Sending data from SCADA to LabView using HART protocol
3
replies
mA Reading at Absolute Pressure Transmitter
Posted by zapotek67 on 11 May, 2016 - 4:49 am
I am reading 4 mA from an absolute pressure transmitter at workshop. Its range values are 0 to 2000 mbar. Is it true?
Electra Software Opinions?
Posted by Ken E on 10 May, 2016 - 2:34 pm
Looking for opinions from users of Electra software which is a Visio plugin
1
reply
Experion 311
Posted by gajananchavhan on 10 May, 2016 - 10:50 am
Problem logging in with configuration Studio Experion PKS 311
2
replies
Modicon PID2 Loop
Posted by frank on 9 May, 2016 - 9:27 pm
Furnace put in weekend mode (low temp 1000F). Want to bring temp up slowly when coming out of weekend mode to reduce high current draw, output-100%.