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Alarms in Ovation DCS
Posted by Barawar on 15 June, 2016 - 3:57 am
Trying to clear false alarm indicators in Ovation DCS
E&H FRM51 Level Reading Error
Posted by sumguy on 14 June, 2016 - 11:20 am
The radar is reading correctly except for the when the mixer is on and the level is below the propellers, when this happens the signal reads full scale.
3
replies
DWATT Transducer Trouble
Posted by RameezAbrar10 on 14 June, 2016 - 9:23 am
Gas turbine Load shedding - Megawatt transducer failure
USB Interfacing in VB 6.0
Posted by mallinexsys on 13 June, 2016 - 5:21 am
Can I receive data using custom USB device in visual basic 6.0?
Batch Reactor Control: Cascade + Split Range
Posted by controlcat on 13 June, 2016 - 1:01 am
Is split range control possible to be combined with a cascade
1
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How to Factory Reset MarkVie UCSA Controller
Posted by Haroon on 12 June, 2016 - 8:10 pm
We have problem with MARKVIe UCSA controller installed in simplex control panel.
4
replies
Reading a Register from Schneider Energy Analyzer
Posted by zapotek67 on 10 June, 2016 - 7:27 pm
We cannot read float data with RIN block using Foxboro DCS for Modbus and Schneider's pm5110 analyzer
2
replies
DeltaV Time Delay
Posted by jwillmayo on 10 June, 2016 - 5:36 pm
I need a way to delay the output of a process variable by a set time continuously.
Wonderware Siemens S7 Communications Issues
Posted by Hemimud on 10 June, 2016 - 4:05 pm
Communication errors between Wonderware and Siemens's PLC/s
Siemens Hardware for Tinplate Scroll Sheeting Line
Posted by msml on 10 June, 2016 - 9:59 am
Configuring Siemens Hardware for Tinplate Scroll Sheeting line
5
replies
Density Measurement of Sludge Inline
Posted by Maj on 10 June, 2016 - 6:34 am
Concentration /density of sludge measurement in pipe line
4
replies
RTDs and TCs Connection Head material Selection
Posted by hany5757 on 10 June, 2016 - 6:20 am
RTDs and Thermocouples Connection Head material Selection
2
replies
Citect v7.40 SP1 - PM710 meter - FloatMode problem
Posted by agoslinski on 10 June, 2016 - 4:05 am
I have a problem with reading values from energy meter PM710 (Citect - Modnet - PM710)
2
replies
Allen Bradley Factory Talk HMI
Posted by Hawkes on 9 June, 2016 - 10:14 pm
Allen Bradley Factory Talk HMI Question
1
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Rockwell FactoryTalk View ME Error
Posted by Chris_IWO on 9 June, 2016 - 7:51 pm
Cannot Reset/Acknowledged Alarms on Rockwell Automation FactoryTalk View Machine Edition Station 5.00.00 (CPR 9)
1
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Cimplicity Versions
Posted by tech_guy on 9 June, 2016 - 11:07 am
Cimplicity is not licensed to run multiprocessor computer
DCS Cycle Time
Posted by AmarKadam on 9 June, 2016 - 12:09 am
How much Cycle Time should we keep in DCS?
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
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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
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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
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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
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Boiler Feed Pump Water Pressure
Posted by rautpsrme on 8 June, 2016 - 6:29 am
Boiler feed water pump pressure related problem
1
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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
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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
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Modbus Role Auto
Posted by Andrés Arango M on 7 June, 2016 - 12:13 am
Looking for sources about Modbus Role Auto
2
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HMI Modbus Master-Slave
Posted by kud3r on 6 June, 2016 - 9:00 am
HMI Modbus Master-Slave RS485 communication
2
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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
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High Wheelspace Temperature
Posted by dontknowman on 6 June, 2016 - 12:54 am
High wheelspace temperature after HGPI
7
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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
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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
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Conductive Grease
Posted by accurrent on 4 June, 2016 - 9:07 am
Who manufacturers conductive grease?
2
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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.
3
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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.
3
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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
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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
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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
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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
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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
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Brushless Alternator Test
Posted by Barbican on 22 May, 2016 - 4:14 pm
Static testing of brushless alternator exciter winding
4
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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
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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
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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
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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
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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
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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
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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
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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
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IS420UCSBH3A Repair
Posted by tech_guy on 17 May, 2016 - 12:22 pm
IS420UCSBH3A hyper terminal Configuration
1
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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
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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
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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
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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
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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
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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?