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Forum Archive
servo drive parameters
Posted by sanjay on 12 January, 2013 - 12:58 pm
A C Servo drive basics parameters confiugration and testing
CPU TSX57103M, TSX57202 lost application program
Posted by ahmed on 12 January, 2013 - 12:32 pm
we have problem of Schneider CPU TSX57103M, TSX57202. They lost application program without obvious reason
3
replies
Free/Open Source PID Auto-tuning Software
Posted by controlholic on 12 January, 2013 - 11:45 am
Looking for free auto-tuning software.
3
replies
MODBUS TCP Access Remotely Over Internet
Posted by Canvasing on 12 January, 2013 - 7:00 am
I want to read MODBUS over Internet remotely
6
replies
Steam Turbine Control Valves- GE D11
Posted by sriram sandeep on 11 January, 2013 - 12:57 pm
Regarding Protection on Steam Turbine in response to the control valve and stop valves position feedback.
4
replies
Turbogenerator failure
Posted by PJeff on 11 January, 2013 - 10:07 am
During start up (not connected to grid, no load) at about 60% nominal speed of turbogenerator, generator's frequency and voltage goes up to its nominal and turbine speed increase stops,also not responding to manual speed increase.
12
replies
Thermowell Length for best accuracy
Posted by GAFOOR on 11 January, 2013 - 7:31 am
What is the Thermowell immersion length required for best accuracy?
2
replies
Electrical Conductivity of Spider Web.
Posted by Prashant Wakhale on 11 January, 2013 - 4:31 am
Is the spider web conductive in nature?
Setting up Cellular Modem between PLC
Posted by Surajchem on 10 January, 2013 - 11:37 pm
I want to establish link between two PLC's (Intra-Link LC3000) using a cellular modem sierra wireless GX440 modem 4G LTE.
Flow Calculation of Hydraulic fluid flow
Posted by Cris on 10 January, 2013 - 10:41 pm
Amount of Hydraulic fluid flow requirement to operate hydraulic valve
Honeywell Redirection Manager
Posted by Asad Zaidi on 10 January, 2013 - 6:39 pm
Configuring Redirection Manager(Honeywell)
SCCR system installation issues
Posted by autotech123 on 10 January, 2013 - 5:37 pm
How to accomodate systems with low a SCCR
OMRON PLC C500 RS422 interface
Posted by VSS on 10 January, 2013 - 11:04 am
Communication of OMRON PLC with Honeywell DCS via serial interface in HPM
3
replies
Modbus to 4...20mA Conversion
Posted by Stephy on 10 January, 2013 - 8:52 am
how to convert a Modbus output into a 4...20mA using reader Master Modbus, a receiver and a converter Modbus. how the connection should be made? Is the receiver a slave or Master device?
4
replies
Electric Motor Soft Starter
Posted by Rui Alves on 10 January, 2013 - 5:16 am
Some questions on electric motor soft starters
1
reply
mark vi card version
Posted by saber on 9 January, 2013 - 12:15 pm
How to determine the version of mark vi control cards
Communication of EM3460 with Vijeo Citect 7.0 using EGX 100 Gateway
Posted by Gaurav Singh on 9 January, 2013 - 10:36 am
I'm trying to communicate Conzerv Em3460 with Vijeo Citect 7.0 using EGX 100. The problem is that for Data address provided in the manual the device is showing error 'A' (Illegal data error).
Methods Of Control
Posted by MaxL on 9 January, 2013 - 8:02 am
Investigating the method of control "SUF"
1
reply
Firing pulse
Posted by Chandru on 9 January, 2013 - 4:51 am
Pulse release in excitation systems
7
replies
Isochronous Load Sharing
Posted by sam on 8 January, 2013 - 5:10 pm
This question concerns the isochronous load sharing operation of synchronous generators and the relation between their generated powers in this mode.
3
replies
OSHA safety inspection
Posted by Tom Bullock on 8 January, 2013 - 11:09 am
Working with OSHA inspectors.
3
replies
transformers
Posted by moses52 on 8 January, 2013 - 8:39 am
voltage stepping up.
2
replies
Does 63EA alarm activation actuates opening of gas turbine bypass damper in GE frame 6 mark vi ?
Posted by ARM on 7 January, 2013 - 10:05 am
I wanted to know that in GE Frame 6 machine Mark VI logic- will exhaust pressure high alarm 63EA will lead to opening of bypass duct damper in combined cycle?
3
replies
Type 2 Fuzzy Logic controller
Posted by Arpit Jain on 7 January, 2013 - 9:28 am
Control of an industrial process using type-2 fuzzy logic controller.
3
replies
FactoryLink 4.4
Posted by Shahab Ahmad on 7 January, 2013 - 8:50 am
DDE Communication with FactoryLink
12
replies
GTG exhaust temperature alarm
Posted by Ayed on 7 January, 2013 - 3:17 am
Exhaust temperature alarm activated at startup
Cost Effective Metering Software
Posted by sanjay on 7 January, 2013 - 2:17 am
Which is the best and cost effective software for smartmetering application?
1
reply
Changing values in Kepware OPC
Posted by rahul on 7 January, 2013 - 1:57 am
How to change negative values in kepware opc server to zero
1
reply
Alternate communications between HMI and PLC?
Posted by Student :P on 6 January, 2013 - 9:11 pm
I'm working on different methods to communicate between a HMI and PLC. So far i have only come up with one good solution; do this communication via a OPC-server. Is this the best way, or do you guys know a better alternative?
CT details to measure electrical energy (kwh)
Posted by panthripu on 6 January, 2013 - 2:01 pm
Portable electrical energy meter (kwh).
sikostart 3rw22
Posted by panthripu on 6 January, 2013 - 1:56 pm
siemens soft starter energy saving mode.
6
replies
loss of flame at 630 rpm
Posted by omer jumma on 6 January, 2013 - 1:07 pm
loss of flame at 630 rpm
2
replies
Conzerv EM3460 Modbus communication
Posted by Sathya on 6 January, 2013 - 6:46 am
Fetching the data from EM3460 meter by connecting DELTA PLC
1
reply
MTBF of HP Servers
Posted by sanjay on 6 January, 2013 - 2:19 am
MTBF of HP Servers
Boiler Combustion Control
Posted by AHSAN on 5 January, 2013 - 1:22 am
Implementation of temperature limiter in combustion control loop of a boiler.
3
replies
Flow dynamic is affecting stillwell, and level reading, for hydrostatic level transmitter
Posted by Michael Borrelli on 4 January, 2013 - 2:44 pm
Cooling tower level probes have stillwell with 1/2 inch holes every 6 inches and 90 degrees apart, from top to bottom of the 18 foot pit. Now the level in the stillwell has changed by as much as a foot.
Definition of Initializable input
Posted by bappaeie on 4 January, 2013 - 12:04 pm
Definition of initializable input of a regulatory control? Term is in used in the Honeywell HPM.
boiler control system
Posted by dhaval on 4 January, 2013 - 5:04 am
how to develop boiler control system logic and hmi in toshiba v 2000 dcs and citect sacda/hmi?
16
replies
Normal Slip Speed
Posted by MWO on 3 January, 2013 - 9:57 pm
What is normal slip frequency for synchronization.
Can not acknowledge MK VI alarms
Posted by TurbineTech on 3 January, 2013 - 1:18 pm
Alarms can not be acknowledged on the HMI
1
reply
PLC data memory to VB
Posted by jass_yip on 2 January, 2013 - 11:46 am
reading data memory from OMRON PLC with VB.
PID Control of rotary atomizer
Posted by ajay on 2 January, 2013 - 10:00 am
Automatic control of the Rotary Atomizer used in Painting equipment's using PID controller in Siemens S7 for three different bells
Burden resistor
Posted by Chandru on 2 January, 2013 - 7:18 am
Burden resistor calculation
3
replies
Frame 9E Higher Gas Consumption on 1 Gas Turbine
Posted by RY on 2 January, 2013 - 2:57 am
Why is one gas turbine gas consumption is higher than the other?
2
replies
GE Frame 9E Turbine Compartment Vent Fan 88BT-3
Posted by RY on 2 January, 2013 - 2:24 am
What is the function of fan 88BT-3?
4
replies
GE On Site Monitor (OSM)
Posted by bicycle Mechanic on 31 December, 2012 - 11:27 am
What can I expect to pay for GE on site monitor server found on a popular trading post?
2
replies
Think-N-Do Communications Problems
Posted by Luke Duke on 31 December, 2012 - 10:28 am
Phoenix Contact Think-N-Do Software appears to have communications problems between controlling PCs
2
replies
Part numbers for GE Frame 6 Gas Turbine spares
Posted by Vinod Pandey on 31 December, 2012 - 2:35 am
Part numbers and approximate cost for spare material for GE make, Gas Turbine Frame 6 machine.
1
reply
Flow meter to be used with corrosive gases like CL2
Posted by engdarsh on 31 December, 2012 - 2:28 am
Looking for a flow meter that can be used with corrosive gases like CL2
2
replies
water flow control
Posted by khalil gaser on 31 December, 2012 - 1:17 am
Controlling the water flow by using valves on the return lines? why we not control by the supply?
2
replies
AC Motor Speed Control using Triac & Freewheeling
Posted by mm2426 on 31 December, 2012 - 12:40 am
Is freewheeling required in AC Motor Circuits?
9
replies
MK VI vibration sensors
Posted by Pramesh khan on 30 December, 2012 - 10:55 am
MK VI block L39VV7 (vibration start inhibit)
2
replies
basics of Cimplicity 8.2
Posted by mhs100 on 30 December, 2012 - 10:17 am
Cimplicity 8.2 learning
life time of Bailey Net90
Posted by Michael on 30 December, 2012 - 8:47 am
life time of control system
3
replies
GE Gas Turbine DC Ground Fault
Posted by UMAR on 29 December, 2012 - 2:11 am
Ground fault in GE gas turbine with MARK IV control
1
reply
Honeywell Safety Manager & I/O Module failures
Posted by Personagrata on 28 December, 2012 - 8:30 am
We have SIL-3 certified Honeywell Safety Manager installed at site. A total of 6 each SMs are installed in redundant configuration i.e on controller as well as I/O levels. Since commissioning we have been facing frequent I/O module failures.
2
replies
Experon Server & Network traffic
Posted by Personagrata on 28 December, 2012 - 8:14 am
Few days back we have had an incident due to which all console stations went blank and restored after 12 mins. Interestingly no changeover of Experion servers occurred and Consoles did not picked up data from Controllers directly as well.
3
replies
Boiler control
Posted by scorpio on 28 December, 2012 - 4:14 am
what are the main differences between control of subcritical boiler and super critical boiler
Foxboro I/A-Protocol Stack
Posted by Pugal on 27 December, 2012 - 11:27 pm
Communication Protocols between Foxboro Control Processor and Application Processor
7
replies
PID regulator output
Posted by John Smith on 27 December, 2012 - 11:56 am
How to determine what value of PID output represents 100% of duty cycle of pulse generator?
2
replies
Object Oriented Programming in Step 7
Posted by Assaf Golan on 27 December, 2012 - 7:02 am
Looking for the best method for using an object oriented programming in Step 7
water tank electronic system
Posted by Patrick on 27 December, 2012 - 4:58 am
Is Someone here know about water tank functions inside the condominium in Venezuela
4
replies
About Liquid Fuel
Posted by Zihni on 27 December, 2012 - 2:58 am
We want to pass from gas fuel to liquid fuel.
1
reply
Excitation Voltage Hunting
Posted by Frank on 26 December, 2012 - 11:03 pm
There is unexplained unstability in the excitation voltage of an alternator.
1
reply
Ethernet support for a Static IP Router
Posted by Ron Davis on 26 December, 2012 - 3:49 pm
Looking for manufacturer of a 4-port Ethernet device that supports static IP routing.
Alarmworx32 use sounds
Posted by Desire Jumbo on 26 December, 2012 - 11:49 am
When a PLc's fault is on, some sound start to ring!
Analog value for dead band
Posted by dan on 26 December, 2012 - 9:21 am
Analog value deadband calculation
Engine Systems Symposium at Cranfield University
Posted by 38ess on 26 December, 2012 - 4:23 am
Engine Systems Symposium at Cranfield University, United Kingdom 26th and 27th of March, 2013
Modbus Addressing regarding Bitmap
Posted by Myhra on 26 December, 2012 - 4:10 am
Modbus RTU Bitmask issue
All about Sensors
Posted by syurish on 26 December, 2012 - 3:36 am
New issue of IFSA Newsletter, No.11-12, December 2012
3
replies
Low lift Oil Pressure in 9FA Gas Turbine
Posted by Mahabub on 26 December, 2012 - 1:57 am
Low lift oil pressure at 9FA Gas Turbine
Need Help on China Instrument Manufacturer?
Posted by Rommel on 25 December, 2012 - 10:42 pm
Recommended China manufacturer of level, flow and pressure measurements.
1
reply
differential expansion
Posted by vibration on 25 December, 2012 - 2:23 am
The proper time for adjust the differential expansion
1
reply
DCS Control Network
Posted by Abu Ashfaq on 25 December, 2012 - 1:57 am
Being a matured technology, Redundant gigabit ring Ethernet networks should be the future Control n/w for DCS Systems.
2
replies
SUTRON HMI OLD VERSION
Posted by ATUL on 24 December, 2012 - 11:09 pm
Sutron HMI (BT21) has no display now on this. Looking for repair/replacement
10
replies
6B Gas Turbine tripped by Loss of Flame during startup
Posted by ebing on 24 December, 2012 - 11:32 am
Gas Turbine tripped during startup.
Interfacing Intouch (Stand-alone) with PLCSIM
Posted by fahimself on 24 December, 2012 - 7:35 am
Where and how to write topic and item names to access specific I/O addresses in S7 program
3
replies
mass flow controller
Posted by paru on 24 December, 2012 - 3:01 am
Where should we use mass flow controller ?
3
replies
intouch, citect scada communication
Posted by kk on 24 December, 2012 - 1:34 am
Citect and intoch Scada communication
33
replies
Can automation equipment / PLC program use States
Posted by Tim on 23 December, 2012 - 9:47 pm
Are most automation equipment broken down into finite state machine logic?
3
replies
printer prints only the alarms but not any other pages
Posted by ESKAY on 23 December, 2012 - 12:31 pm
Mk5 I-DOS dot print matrix printer prints only the alarms but not any other pages..print-image and print reports etc..
1
reply
mark V I DOS
Posted by DJAFER on 23 December, 2012 - 12:18 pm
In our GE Gas Turbine Mark V TMR system, IDOS Diagnostic Alarms are persisting. QD: 1440 TCE3 TMR CHECK TROUBLE, ETR1
12
replies
GT Losing power Frame 6B from 33MW to 22MW at Base Load
Posted by Mambo on 23 December, 2012 - 9:45 am
Hello Fiends, I am told that the out put performance of Gas turbine has gone down from 32 MW at Base to 23 MW Base load.
is there any control difference between subcritical and supercritical boiler
Posted by scorpio on 23 December, 2012 - 7:17 am
I just would like to learn about main control difference between subcritical and Supercritical PC boiler
2
replies
mark vi vcmi replacement
Posted by Lee YJ on 23 December, 2012 - 2:55 am
replacing vcmi without trip
3
replies
no load power of a motor
Posted by praveen panthri on 23 December, 2012 - 2:11 am
How much power taken by motor in no load condition?
1
reply
Sudden Load Drop
Posted by meshal on 23 December, 2012 - 12:44 am
Sudden Load Drop on GE frame 5 gas turbine
ModBus RTU to citect SCADA Communication Problem
Posted by Vinod Ghate on 22 December, 2012 - 2:07 am
Unable to Communicate Modbus RTU on RS232 Device to Citect SCADA 7.1
6
replies
GE Fuel Valves
Posted by sandy on 21 December, 2012 - 10:25 pm
fuel valve control in GE gas turbine
1
reply
displacer type I/F level
Posted by ss on 21 December, 2012 - 6:09 pm
displacer type I/F level Measurement
Network traffic and Server data lost
Posted by Kamran on 21 December, 2012 - 8:42 am
We have C-300 based Experion DCS installed at our plant with FTE network. System comprised of redundant Experion Servers and multiple Experion consoles & flex stations.
1
reply
Mark VI does not reach its normal "Control" state
Posted by Lekie on 20 December, 2012 - 5:33 pm
TMR Mark VI does not reach its normal "Control" state
9
replies
E&H ultrasonic level measurement FMU 867
Posted by paru on 20 December, 2012 - 10:03 am
Why my ultrasonic level sensor is not responding?
PLANT4D Software for PLANT Design
Posted by ganesh on 20 December, 2012 - 6:39 am
I wish to buy PLANT4D for PLANT Design - please suggest me to whom i have to speak in India
8
replies
Generator in parallel with transformer
Posted by sangeetha on 19 December, 2012 - 10:44 pm
What are the things to be checked before running a DG in parallel with a trafo.
9
replies
Water Distribution Pressure and Flow Control
Posted by Jason Alsin on 19 December, 2012 - 3:55 pm
What is the best approach to control a VFD pump speed in order to keep both a minimum pressure and a minimum flow in the distribution loop?
4
replies
Controllogix 5555 MSG to a Slc 5/05 via ethernet
Posted by Raul on 19 December, 2012 - 12:03 pm
Trouble trying to send data from controllogix 5555 to slc 505
2
replies
Schneider SCADA and control systems roadmap
Posted by Tom Reaney on 19 December, 2012 - 9:36 am
Schneider SCADA and control systems roadmap
Earth leakage
Posted by raj on 19 December, 2012 - 7:18 am
Earth leakage relay operate when feeder outgoing cable is under d-energized condition
2
replies
Machine controller from Carra s.r.l
Posted by Eric on 19 December, 2012 - 7:02 am
Looking for information about a plc from Carra