Posted by Y.K.JARIWALA on 30 August, 2011 - 4:00 amnon-contact level transmitter
looking for non-contact level transmitter
Posted by Seema Saran on 30 August, 2011 - 3:26 amShort Circuit level for delta run of single phase Generator Transformer
Pl. provide guidance on how to calculate the short circuit level for the delta run of Isolated Phase BusDuct in single phase generator transformer. Is there any IEEE or IEC standard for the same?
Posted by Keat C on 30 August, 2011 - 2:40 amCan the Modbus master be inbetween two modbus slaves?
Modbus RS485 network, Is the Modbus Master always at the end of the network.
Posted by S.SANTHIRAJ on 29 August, 2011 - 11:04 amMaking two linear actuators synchronously
Any simple way of moving 2 nos modulating actuators synchronously with 4-20mA command signals?
Posted by kjwudsph on 29 August, 2011 - 10:32 ammax cable length between Magelis and Modicon Micro plc
Cable length for Magelis
Posted by ESKAY on 29 August, 2011 - 5:08 amMk6 VCMI card
Change OR replacement of VCMI card in Mk6 controller.
Posted by uri on 29 August, 2011 - 2:45 amsimulation on step7
Simatic manager v5.4 sp5 disabled simulation on step7
Posted by ahmed eldosoky on 29 August, 2011 - 2:26 amFeed Water to 3 element
Feed Water to 3 element design
Posted by SANTHIRAJ on 28 August, 2011 - 9:28 pmEX PROOF LINEAR ELECTRICAL ACTUATOR
Suggestions for possible makes of Linear Electrical actuator with Ex-proof housing having ATEX certification for Zone 2 and Zone 22
Posted by Trevor Henry on 28 August, 2011 - 5:31 pmConcept 2.6 error
WHEN OPENING PROJECT USING concept 2.6 ERROR OS ERRNO: -19 AND -5 COMES UP.
Posted by Muhammad PERVAIZ on 28 August, 2011 - 4:39 pmOptical networking
How to connect single Chanel and dual Chanel optical Ethernet switches for Duplex communication.
Posted by Carl Ellis on 28 August, 2011 - 2:36 pmRTD resistance simulation calibrators
decade box or resistance simulator?
Posted by NKS on 28 August, 2011 - 3:51 amHow big is the MV AC Drives market in India?
please share your views on the MV Drives business in India,
I am doing a market research report for India...
I am doing a market research report for India...
Posted by Ayed on 27 August, 2011 - 7:22 amtrip after stop command
unit trip after stop command
Posted by Daniel on 27 August, 2011 - 3:00 amTwido Modbus Comms Multiple Messages
Problems with multiple messages on Twido LCDE40DRF.
Posted by Tushar on 27 August, 2011 - 1:51 amFlow simulator
I want to implement project for flow simulator
Posted by JAspinall on 26 August, 2011 - 10:56 pmWet Leg D/P Transmitter Question
Need help with Wet Leg D/P transmitter process and control.
Posted by rhy on 26 August, 2011 - 9:33 pmHelp with Programming Fish Transferring Pump
Need help with Boolean logic. If anyone can steer me in the right direction i sure would appreciate it.
Posted by Sparkle on 26 August, 2011 - 9:02 amPower wiring for VFD
Power Wiring for Single phase 240VAC VFD.
Posted by Karthik on 26 August, 2011 - 3:53 amMapping Modbus
Mapping modbus registers with sensors or to a shared memory.
Posted by Cris on 25 August, 2011 - 4:06 pmStart / Trip Counter
Posted by Bob Miller on 25 August, 2011 - 12:43 pmYour favorite Electro Hydrualic Control? turbines, boiler?
What is your favorite Electro Hydrualic Control? turbines, boiler?
Posted by Vinsim on 25 August, 2011 - 11:59 amChoke valve with linear and stepper actuator
How a choke with linear and stepper actuator work.
Posted by Sandy99 on 25 August, 2011 - 6:19 amFactored Fired Hours
how are the factored fired hours are calculated for 9FA DLN 2.6+ machine?
Posted by qwerty on 24 August, 2011 - 5:11 pmLenze Vector Drive software
Need lenze vector drive software
Posted by sun on 24 August, 2011 - 8:16 ambarrier for 4 wire
is there any p&f barrier availble for 4 wire transmitters.
Posted by PeterSCADA on 24 August, 2011 - 5:27 amSepam and ACE 949-2wire
How I can wire EPAM and a converter ACE 949-2 on network?
Posted by vin on 24 August, 2011 - 2:59 amConnecting a photodiode to an oscilloscope?
how to connect a photodiode to an oscilloscope?
Posted by Beginner on 24 August, 2011 - 12:29 amDIfference in control valves & servo valves
Difference in areas of application of servo valves & control valves
Posted by Ady on 23 August, 2011 - 11:50 pmGas Turbine Fuel Metering Valve
Why it is necessary to maintain a 40 psi differential pressure across the fuel metering valve of the gas turbine
Posted by RobToth on 23 August, 2011 - 9:19 pmCheap PLC with clock sync.
Time keeping, signaling and sync.
Posted by GBrown on 23 August, 2011 - 2:24 pmChange Management/Source Control
I have posted previously on PLC software source control with a couple of good responses. As I have looked around a more, I have found a few other options, and wanted to get more feedback.
Posted by uday on 23 August, 2011 - 1:59 pmConnecting PLC (Micro logix 1200) to pc hyperterminal
what type of data i can get when i connect plc (Micro logix 1200) to pc hyperterminal
Posted by DABControl on 23 August, 2011 - 8:54 amTransmission fault on Bently Nevada 3500 to the HMI servers and viewer
Transmission fault on Bently Nevada 3500 to the HMI servers and viewer
Posted by LITL on 23 August, 2011 - 5:54 am9FA machine not following shutdowen curve
MACHINE IS NOT FOLLOWING SHUTDOWN CURVE
Posted by Karthik on 23 August, 2011 - 5:13 amHelp Me About struct _modbus or modbus_t
Can't get the details about modbus_t or struct _modbus.
Posted by syurish on 22 August, 2011 - 4:20 pmAll about Sensors and MEMS
New issue of IFSA Newsletter
Posted by oilgas on 22 August, 2011 - 2:06 pmairplane engine
airplane engine study
Posted by Timkaudio on 22 August, 2011 - 10:02 amDIN EN Schematic Standards
Where in the miasma of standards does it describe the device designation format?
Posted by Dave on 22 August, 2011 - 9:01 amLoad Cells Ranger 5000
Problems with Ranger5000 Level Weight Indicator
Posted by Path2success on 22 August, 2011 - 6:56 amReading and writing to com port and saving data in Text file
Reading and writing to modem serial port. i.e com port. for reading taking data from com port and saving it in text file.
Posted by Richard on 22 August, 2011 - 6:42 amDiagnostic alarm for Mark V
diagnostic alarm come out from Mark V when unit was shutdown
Posted by oilgas on 22 August, 2011 - 5:30 amGE part list
Looking for GE spare part list
Posted by Mehdi on 22 August, 2011 - 1:53 amUrea flow meter
Looking for a urea flowmeter
Posted by ram on 21 August, 2011 - 11:35 pmDLN performance heater
What is the need of performance heater?
Posted by shady abdelmoneim on 21 August, 2011 - 7:24 pmIs this pressure transmitter suitable for this process?
question about a pressure transmitter
Posted by akhil on 21 August, 2011 - 7:36 amModbus RTU Error
response is coming as f9, f3, 3e, etc.
Posted by john on 21 August, 2011 - 2:53 amopening of gcv/srv when machine is in off mode.
response check and calibration of srv and gcv
Posted by Shivang on 21 August, 2011 - 2:02 amRTOS programming
Posted by sdbarman on 20 August, 2011 - 11:23 pmGT in isoc
GT in isochronous mode operation
Posted by Rokan Uddin on 20 August, 2011 - 9:25 amCondenser Make up calculation
How can condenser make up be calculated?
Posted by myself on 20 August, 2011 - 6:40 amMARK VI power supply issue
Issue regarding switching power supply off of MARK VI supply when machine is at "zero" rpm.
Posted by ESKAY on 20 August, 2011 - 3:28 amDiagnostic message in Mk6 controller
Diagnostic message in Mk6 controller at VCMI card.
Posted by Tim on 19 August, 2011 - 8:50 pmSpeedtronic MKIV
Is there still a demand for reasonably priced MK IV replacement boards and misc hardware?
Posted by Ben on 19 August, 2011 - 7:29 pmLong range transmitter and receiver options?
Need some advice on long range transmitter and receiver options.
Posted by Normally on 19 August, 2011 - 7:12 pmProcess Switches NO NC definition
What "normally" means in process switches.
Posted by Marek on 19 August, 2011 - 5:13 pmCitect - Modbus - Unitronics
I have a problem with configuration connection using MODBUS
Posted by marcustrent on 19 August, 2011 - 2:59 pmVibration Monitoring System
What is the proper procedure for adjusting the gap voltage of bently nevada 3500 proximity sensor?
Posted by David on 19 August, 2011 - 1:03 pmDid this post make you laugh?
Control.com needs feedback for those posts that make me laugh.
Posted by Earl Braf on 19 August, 2011 - 12:59 pmGenerator capabilty using CDP and or CDT
Generator capabilty using CDP and OR CDT
Posted by Jim Martin on 19 August, 2011 - 11:56 amAC Solenoids
AC Solenoids vs. Coils
Posted by Daglas on 19 August, 2011 - 11:39 amWhat is nominal Horsepower of gas turbine?
What is nominal horse power?
Posted by Christozz on 19 August, 2011 - 7:08 amCapacitance level switch
Capacitance level switch operation.
Posted by Jhon on 19 August, 2011 - 2:55 amPeakHMI and its reliability?
Posted by Karthik on 19 August, 2011 - 12:30 amNew to MODBUS
I am new to MODBUS programming.Please help me with implementation of MODBUS on TCP/IP.
Posted by CarlosEnrique on 18 August, 2011 - 11:06 amNeed Help on mscomm control
How to use mscomm to retrieve data from total station
Posted by VRVR on 18 August, 2011 - 10:41 amPreventive Maintenance Program
Standard for Preventive Maintenance of Critical Instruments, Interlock systems
Posted by Manuel on 18 August, 2011 - 4:19 amAs voltage decreses, amps decrease. opposite of Ohm's law. How ?
Ohms Law debacle
Posted by Christozz on 18 August, 2011 - 4:07 amBurnout protection
Burnout protection definition
Posted by YZ on 18 August, 2011 - 3:36 amMARK VI TRIPLOG
MARK VI Trip Log Live and Trip Log Out of Service
Posted by Anino on 17 August, 2011 - 11:28 pmGas turbine
Spinning reserve and minimum load
Posted by steven wu on 17 August, 2011 - 6:04 pmGE Series 6 PLC
GE Series 6 PLC failure
Posted by Tim on 17 August, 2011 - 2:48 pmSerial control of Videotek RS-103A video switcher?
Looking for information re: RS-422 control of Videotek RS-103A video switcher
Posted by sdbarman on 17 August, 2011 - 6:21 amStale Speed
What is meant by Stale Speed in a Gas Turbine?
Posted by Konstantin H. on 17 August, 2011 - 5:18 amCross compiling C to IEC 61131-3
Why there is no any C to IEC 61131-3 cross compiler on the automation market?
Posted by oilgas on 16 August, 2011 - 1:49 pmGE OEM MAKER
ge oem maker
Posted by vishu on 16 August, 2011 - 6:13 amThermowell insertion
Posted by Cris on 15 August, 2011 - 10:33 pmHART OPC Server Communication
HART Multiplexers and HART Server infrastructure.
Posted by Fikri Hairiri on 15 August, 2011 - 8:56 pmMain Automation Contractor (MAC)
Seeking the best selection criteria for MAC vendors before entering FEED stage
Posted by engineer on 15 August, 2011 - 6:31 pmLooking for a non-PLC Controller
looking for controllers
Posted by jony wibawa on 15 August, 2011 - 6:03 pmFrame 9 CPU alarm
We have new alarm "G1_po alm ALARM XMIT SUSPENDED CPU SWITCHED."
Posted by kiran on 15 August, 2011 - 2:56 pmExhaust Thermocouple Problem
Gas turbine trip due to one of the Exhaust thermocouple got open.
Posted by Maint on 15 August, 2011 - 12:40 pmMinimum Load of Gas Turbine
Why the Minimum Load of Gas Turbine as per GE instruction and recommendation no less than 2.5 Mw?
Posted by pandu on 15 August, 2011 - 10:36 amwhy Relays??
why we need relays?
Posted by pandu on 15 August, 2011 - 10:32 ambarrier, isolator, isolation amplifier
barrier, isolator, isolation amplifier differences
Posted by Ted on 15 August, 2011 - 7:28 amVarying the PID setting
Varying the PID setting through out the range of the system
Posted by Potato on 15 August, 2011 - 1:45 amNot another ICS, PCS, PLC question...
Sorry for not another ICS/PLC/PCS Question
Posted by Jacques on 14 August, 2011 - 7:29 pmMF-111B Fuel Gas Purge Air Valves Leaking
MF-111B Fuel Gas Purge Air Valves Leaking
Posted by vidarsig on 14 August, 2011 - 2:37 pmALSPA GD 2000E
Does any one have documents for ALSPA GD 2000E.
Posted by IC on 14 August, 2011 - 11:30 amSteam Turbine Control valve operation for Nozzle Governing
Nozzle Governing System for Steam Turbine
Posted by Vedang on 14 August, 2011 - 8:46 amModbus with AB PLC
Modbus Communication with Compact Logix PLC with in-built RS-232 Port
Posted by Hamid on 14 August, 2011 - 3:17 amVoltage Data Logger (time)
recording automatically time of no power electric
Posted by SYMOS on 14 August, 2011 - 2:37 amSTOP/SPEED RATIO VALVE
During load rejection test or stop command unit tripped while it on gas but if it on Liquid Fuel Oil unit will be normal.
Posted by ahmed eldessouki on 13 August, 2011 - 2:49 amAllen Bradley HMI interface
Allen Bradley HMI (touch panel) interface to yokogawa centum VP DCS.
Posted by MasterBlaster on 12 August, 2011 - 1:51 pmCimplicity - Not that Simple ?
use of a single Mouse Up/Down button to select between multiple screens
Posted by edmund on 12 August, 2011 - 9:38 amGE Frame 9E Lube oil tank level indicator.
What is considered as the normal level on the sight glass of the lube oil tank of the GE Frame 9E Gas turbine.
Posted by sayegh on 12 August, 2011 - 8:53 amdiagram connection of the tcxpcx1031
connection diagram tcxpcx1031
Posted by Alan Gravelin on 12 August, 2011 - 7:14 amTI 435 Programming Help Needed
Need help understanding how to program TI 435. (Siemans Simatic TI-435.
Posted by Jack Sprocket on 12 August, 2011 - 5:17 amAllen Bradley HSCE2 Counter glitches?
Can anyone suggest a reason for these glitchy readings?
Posted by SCADA engineer on 12 August, 2011 - 4:31 amIEC62056 SCADA interface
Looking for means to collect data from tariff meter into on site SCADA system
Writing about music is like dancing about architecture.
-- Frank Zappa
Servo, stepping motor control, analog & web HMI in one system!