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Forum Archive
Dixell XC645 MODBUS Register
Posted by Bare on 3 September, 2014 - 3:41 am
Looking for information about MODBUS to connect to the registers in a Dixell XC645CX regulator
Programing Kawasaki robots
Posted by Mads Kusk Hansen on 2 September, 2014 - 2:26 pm
Looking for information about the language that is used to program Kawasaki robot arms.
Generator Load Sharing Issue
Posted by RigMan on 2 September, 2014 - 1:41 pm
High amps on one generator
Gas Turbine Cannot Reach Minimum Operating Speed for Complete Sequence
Posted by saha on 2 September, 2014 - 5:46 am
Gas turbine HP shaft speed does not reach minimum operating speed
Initial Torque Required for Gas Turbine
Posted by Izhar on 2 September, 2014 - 5:21 am
How to calculate the initial torque required by gas turbine
Communication Between Emerson DeltaV DCS and Wonderware
Posted by hiren on 31 August, 2014 - 7:49 am
Communicating through FSGateway between Emerson DCS DeltaV and Wonderware System platform
Wet Leg Carried Over Problem in Differential Pressure Transmitters
Posted by Shaiq Bashir on 31 August, 2014 - 2:47 am
The seal which is filled in wetleg of DPT, is carried away with pipe fluid.
Sliding Mode Control
Posted by Andrew on 31 August, 2014 - 12:41 am
Help with Anti-swing Sliding Mode Controller for Gantry Crane
High School Math - How is this used in the real world?
Posted by RLovell on 29 August, 2014 - 1:08 pm
My high school students ask when/how/if abstract topics like polynomials, factoring, rational functions are ever actually used in the Real World. I don't know..maybe you do?
Siemens Statement Help
Posted by Wade on 29 August, 2014 - 8:54 am
Converting a Siemens S5 program to ladder and need help with a block.
Difference Between IP and MAC Addresses
Posted by RAJESH on 29 August, 2014 - 4:17 am
What is the difference between IP address and MAC address?
parallel operation of generator
Posted by Sagar on 28 August, 2014 - 11:48 am
We are having 18MW captive power plant to fulfill requirement of power and steam in company.
Getting a better understanding of GT control PART 3
Posted by Neo on 28 August, 2014 - 10:48 am
Getting a better understanding of GT control PART 3
Mark VIe Governor control
Posted by N.V.Q on 28 August, 2014 - 2:49 am
What are the basics of governor control?
Data Acquisition from Siemens S7 317-2-PN/DP PLC
Posted by Ankur Gajjar on 27 August, 2014 - 5:20 am
Data Acquisition of measured temperature value (by means of 2 wire RTD) from Siemens S7-317-2-PN/DP PLC to Excel/LabView/Matlab
Customized Control System ExD Enclosure
Posted by Rashid on 27 August, 2014 - 12:46 am
We have procured a Customized PLC ExD Enclosure.
Running Analog Signal
Posted by jmgusmer on 26 August, 2014 - 6:34 pm
I need help with running analog signal alongside some 110 lines
UL Inspectors
Posted by RM on 26 August, 2014 - 5:11 pm
Now that we're on CPAP (UL's naughty list) we are being 'asked' to purchase their training package for better inspection results.
MODBUS to Lan Convertor
Posted by danaqu on 26 August, 2014 - 2:53 pm
Looking for a MODBUS to Lan convertor.
Hot Air Dryer Supply / Exhaust Air Handling
Posted by Paul Kraemer on 26 August, 2014 - 2:12 pm
Supply and exhaust air handling control method evaluation.
Java PID example
Posted by Roberto Carabajal on 26 August, 2014 - 1:50 pm
I am searching a PID controller example in Java with source code.
Installation of Ex-ia Converters in Ex-ia Junction Box
Posted by giorgioCDB on 26 August, 2014 - 11:34 am
Installing Ex-ia converters in Ex-ia Junction Box instead of EX-d
Siemens Procidia upgrade
Posted by Bill K on 26 August, 2014 - 11:23 am
update info? Upgrading from Siemens 3.1 to latest version.
Communication between Cimplicity Scada and ABB AC 800 M PLC
Posted by arun on 26 August, 2014 - 8:38 am
How to get data from an ABB AC800M plc to display in Cimplicity SCADA
Defeated Circuit Breaker
Posted by Kevin Frechette on 26 August, 2014 - 8:33 am
Is it possible to defeat a circuit breaker?
TCP/IP over Ethernet
Posted by Tarun on 25 August, 2014 - 1:23 pm
Is TCP/IP on ethernet better?
Adding Two 4 -20 ma Signals to Equal One Output Signal
Posted by Christian on 25 August, 2014 - 7:59 am
Adding two 4-20 ma signals to equal one 4-20 ma output signal without a PLC
ABB Diode Supply Unit
Posted by Notle on 25 August, 2014 - 3:32 am
Ground fault on diode supply unit
Why Industrial Automation & Robotics in Mechanical Engineering if it's more electricity?
Posted by Rushi Shroff on 24 August, 2014 - 2:57 pm
Master of technology in Industrial Automation & Robotics
9E Generator Trips on Open Breaker When Under Excitation
Posted by bilo7 on 24 August, 2014 - 12:30 pm
trip 9e generator open breaker when underexcitation
9FA Gas Turbine Water Injection
Posted by Mahmoud Alshimy on 24 August, 2014 - 5:16 am
Water injection service varies greatly for GE gas turbine loads.
0 - 10v Sensor Output Spikes or Dips Periodically
Posted by Snake on 23 August, 2014 - 12:36 pm
0-10v sensor output not as stable as I'd like
Oil injector in Turbine Oil System
Posted by Mani Singh on 22 August, 2014 - 6:53 am
Function of Oil Injector in Turbine Oil System
Controller Watch Dog and Output Loop Failure Detection
Posted by Mike divine on 22 August, 2014 - 5:32 am
Challenges with achieving the processor watchdog and output loop failure functionality with Eurotherm 3504.
Difference Between Full Load and Rated Conditions
Posted by winds_977 on 21 August, 2014 - 11:59 am
Confused between the terms full load and rated conditions.
Self Actuated Pressure Control Valve
Posted by Anil Bathra on 21 August, 2014 - 8:58 am
What happens when Upstream pressure of Self actuated pressure control valve (downstream) is less than set Pressure?
Calculating Pressure Transmitter Range
Posted by Kamaraj on 21 August, 2014 - 7:42 am
How can we test Rangeability of Pressure Transmitter?
PI Controller on a Reactive Distillation Column
Posted by Seyed Soheil Mansouri on 21 August, 2014 - 6:46 am
Tuning a PI controller for a dynamic reactive distillation column model.
Fuse Monitor Alarm infi-90 DCS
Posted by Ashiq on 21 August, 2014 - 2:08 am
Fuse monitor slave alarm of IMDSI02-NTDI01 DCS Infi90
Sample Program for Twido Suite
Posted by Gerry Finn on 20 August, 2014 - 6:15 pm
sending the value of a register as a SMS message
Chain & gearbox selection for factory automation
Posted by Eric on 20 August, 2014 - 5:34 pm
Selection process for gearboxes & chain for conveyors & packaging machines
Pipe sizing for fluids and pump/motor selection
Posted by Eric on 20 August, 2014 - 5:14 pm
How do you select pipe size, metal as well as corresponding pump type with motors for process industry?
Adding Modbus register values together
Posted by David on 20 August, 2014 - 3:07 pm
How can you add MODBUS registers?
Wonderware Intouch clock
Posted by JazzyB on 20 August, 2014 - 2:01 pm
Intouch help in creating an HMI to regulate start and stop time
Web based HMI for Greenhouse
Posted by Bogaat on 20 August, 2014 - 1:41 pm
Looking for an affordable OPC Web based HMI solution
Control Valve Cycle Measurement
Posted by Gerald Beaudoin on 20 August, 2014 - 8:04 am
How to measure the control valve cycles?
Isochronous Load Sharing on Dissimilar Generators
Posted by Ali on 20 August, 2014 - 7:30 am
Advantages of isochronous load sharing over iso-droop mode configuration of three generators.
Steam Consumption for 50 Hz and 60 Hz
Posted by Aravazhi on 20 August, 2014 - 4:21 am
The Steam consumptions for using 50Hz & 60Hz
Runtime Alarm Management OPC
Posted by Kevin on 20 August, 2014 - 2:04 am
Looking for runtime Alarm management OPC
iFix 3.5 Windows OS and Windows 7
Posted by BobLemonjello on 19 August, 2014 - 10:50 pm
Will iFix 3.5 run on Windows 7?
Lightning Sensor
Posted by Andrew on 19 August, 2014 - 7:18 pm
I'm trying to find a lightning sensor
Load Commutated Inverter and Generator Neutral
Posted by Vinu on 19 August, 2014 - 5:43 pm
Difference in GE & SIEMENS Load Commutated Inverters.
BM85 connections to a 984 265 Via MODBUS
Posted by ioudas on 19 August, 2014 - 1:16 pm
Trying to connect a bm85 to a 984 265. Via MODBUS+
Increase External Load Mode of Turbine
Posted by BOB on 19 August, 2014 - 8:23 am
How can we increase initial load of GT (GE 9FA) after startup while being in external load?
Accessing Real Time in GE FANUC PLC
Posted by kk on 19 August, 2014 - 6:12 am
How to get real time in GE FANUC VERSAMAX PLC for a calculation.
Replacing a Ball Valve with a Different Control Valve
Posted by Kamaraj on 19 August, 2014 - 5:47 am
how can we replace mechanically ball valve into electric or pneumatic valve?
Unable To put MKVIe Controller Back Online
Posted by Jolek on 18 August, 2014 - 1:36 pm
Turbine MKVIe controllers not reaching online state
DNP3 Communication Issue - Transfering Program to MicroLogic PLC Via DNP3
Posted by JW on 18 August, 2014 - 10:03 am
Development and transfer of logic on RSLogix to PLC via DNP3
Air filter DP v/s Air Flow
Posted by Sadashiv Bhise on 18 August, 2014 - 8:12 am
On rainy days Gas turbine unit load drops from 108 MW to 70 MW, reduction in air flow although there no increase in DP across Air filter.
Earthing a Collocated Shelter That Feeds Separate Generators
Posted by banny on 18 August, 2014 - 4:45 am
How earth the collocated shelter that feed from one generator and spaced far apart?
Mark 4 Speedtronics HSAA Card jumper position for SRV, GCV Calibration
Posted by . on 18 August, 2014 - 4:41 am
What is the position for Mark 4 HSAA card jumper when we want to perform calibration?
Local Fault on SLC 500
Posted by casualguy on 18 August, 2014 - 3:28 am
Local fault indication on our SLC 500
MARK VI Out of Service During Start Up of Combined Cycle
Posted by faisal on 17 August, 2014 - 5:40 am
During start up combined cycle, GE 9E mark VI gas turbine tripped.
Understanding Run Back in Burner Management System
Posted by fluidflow on 16 August, 2014 - 11:13 am
What is Run Back in a Boiler Operation?
Steam TG Low Frequency Operation in Island Mode
Posted by Storm Rider on 15 August, 2014 - 4:35 pm
Can I generate more power using low frequency operation of STG?
Difference Between Mark V Type 'A' or 'B' Panel
Posted by MPAC on 15 August, 2014 - 1:29 pm
What is the difference between a Mark V type 'A' and a type 'B' Panel? Can you tell by looking at it?
Slave Device Lacks Connection to RS-485 Common Connection
Posted by Harvard on 15 August, 2014 - 1:17 pm
Need to know how a slave device that lacks access to the RS-485 COMMON manage to maintain a Receiver common mode voltage between -7 and +12.
Communication Between Telemetry System P6008/9 and Computer
Posted by Oil & Gas on 15 August, 2014 - 12:11 pm
I need to know how to communicate between telemetering system and PC using cables RS232.
Concepts 2.5 SR2 Error on Windows 8.1
Posted by Don Wier on 15 August, 2014 - 10:55 am
I am getting error os errno: -35 and then error id: AL-11343. I found the solution for Windows 7 but cannot find a solution for Windows 8.1.
ABB 800xA Operator Station Disabled. Unable to Connect Operator Station
Posted by ABB 800xa on 15 August, 2014 - 10:03 am
Our ABB 800xA DCS server restarted automatically. During restart, all operator stations hung. Unable to connect. Need help resolving the problem.
Modbus Register Address
Posted by Whitepage on 15 August, 2014 - 4:30 am
I have a question about entering the register address in our program PME when I have a 4-digit address.
Re: Replace RS-485 with Siemens Profibus Cable
Posted by Curt Wuollet on 14 August, 2014 - 9:15 pm
I am building a Modbus RTU network and am considering replacing RS-485 cable with Siemens Profibus cable. Want to hear from those who have done this.
Can a Low-Temperature Gas Cause the ESD Valve to Close?
Posted by KOKORI on 14 August, 2014 - 6:38 pm
Does a low temperature gas from the Water Bath Heater causes the Emergency Shut Down valve to close?
PQM II Setup for Generator
Posted by Chris IWO on 14 August, 2014 - 5:28 pm
Configuring a GE PMQ II for metering the power readings. Can anyone help with the specification I need to enter into the PQM?
Replace RS-485 with Siemens Profibus Cable
Posted by JIMMY SALDIVIAS on 14 August, 2014 - 12:24 pm
I am building a Modbus RTU network and am considering replacing RS-485 cable with Siemens Profibus cable. Want to hear from those who have done this.
Steam Turbine Gear Box
Posted by Rangacharya on 14 August, 2014 - 2:29 am
15 MW Steam turbine gear box has high vibration at 3 to 4 MW load. What is the probable reason for this phenomenon?
Electrical Dynamo Fails When the Load is On
Posted by syednifty on 13 August, 2014 - 4:30 pm
Electrical dynamo is failing when the load is on.
Honeywell DCS & ESD Load Calculation
Posted by mostafa qasemi on 13 August, 2014 - 2:02 pm
CPU load calculation for control modules (in C300).
What Constitutes a Cycle for Preventative Maintenance Purposes?
Posted by Gerald Beaudoin on 13 August, 2014 - 12:09 pm
A manufacturer of a valve and actuator specs the life at 2 million cycles and defines a cycle as 0-90 % movement. If a valve sits all day oscillating around 50-60, what constitutes a cycle for preventative maintenance purposes?
Re: Translator Assistance Please, Ajuda Por Favor
Posted by Walt Boyes on 13 August, 2014 - 10:26 am
Looking for a Portuguese speaker to help with purchasing products from a Brazilian company.
Ruston TA1750
Posted by Control Engineer on 13 August, 2014 - 8:23 am
Information request for Ruston TA1750
RS-485 cable recommended reference
Posted by bammaroc on 13 August, 2014 - 6:33 am
RS-485: Reference recommended cable for Modbus communication between DCS and MVI94-MCM systems or PLC
GE TIL 1480-2R1
Posted by Ramesh on 13 August, 2014 - 5:08 am
Can someone please tell me what is the text of GE TIL 1480-2R1? What exactly does it say?
Loss of Cooling Water to Steam Turbine Condenser
Posted by sriram sandep on 12 August, 2014 - 7:13 pm
What will happen in special circumstances when there is a loss of Cooling water supply to the condenser
GE Frame 7EA Combustion Turbine Starting Motor
Posted by Bill Futch on 12 August, 2014 - 4:08 pm
Starting motor does not cutout when a normal shutdown is given below 60% speed.
Questions about Designing a Gas Processing Plant - student project
Posted by Benjamin on 12 August, 2014 - 3:39 pm
I need advice about a gas processing plant I'm trying to design, as an exercise.
Sending and Receiving Commands in Master Slave Configuration
Posted by marinus on 12 August, 2014 - 3:51 am
Master and slave principe with exchanging information thru PLC network
GE Fanuc RTU LM 90 Communications Software
Posted by Chris IWO on 12 August, 2014 - 12:08 am
Set up of Master RTU PLC to communicate with Remote Telemetry PLCs
Frame 9e Spike
Posted by PC on 11 August, 2014 - 6:15 pm
Frame 9e dwatt control
Control Valve Position Command Signal
Posted by Gary on 11 August, 2014 - 2:28 pm
Looking for a device that generate control valve position signal for open loop control
Calculating Input Current
Posted by Srbrg on 11 August, 2014 - 1:37 pm
Calculating the input current to PLCs for Armorblock - 1732E-IB16M12SOEDR
Profibus interface ABB DI801 slave with SST-PFB-CLX master
Posted by Robert Perez on 11 August, 2014 - 8:33 am
Connecting an ABB DI801 profibus to module-bus slave gateway with a SST-PFB-CLX master
Student project- problems using Matlab's filter command
Posted by Javier Fontalvo on 10 August, 2014 - 9:46 pm
Trying to obtain parameters from given data using least squares. Things don't go so well
Can OPC-UA replace DNP3 for telemetry and SCADA?
Posted by Yousif on 10 August, 2014 - 8:29 am
What is the difference between OPC-UA and DNP3 protocol specially in low level layers?
GE MS6001B exhaust over temperature
Posted by ahmed on 10 August, 2014 - 5:04 am
have a problem of over exhaust temperature in GE MS6001B unit lead to the unit goes into temperature control mode during start up
RTU Errors in GE Fanuc LM 90 30
Posted by Chris IWO on 9 August, 2014 - 5:52 pm
Lost of Slave RTUs - need help understanding error messages
weight measurement from DP tx
Posted by bipin on 9 August, 2014 - 1:47 pm
weight measurement in a liquid tank which has different densities
Atomizing air cooler modification
Posted by Izhar on 9 August, 2014 - 3:29 am
Atomizing Air Cooler Modification
Steam turbine Bypass Locks
Posted by raul on 9 August, 2014 - 2:45 am
Approximate number of steam bypass locks
Translator Assistance Please, Ajuda por favor
Posted by Curt Wuollet on 8 August, 2014 - 11:44 am
Looking for a Portuguese speaker to help with purchasing products from a Brazilian company