Posted by Gokmen on 27 November, 2012 - 3:57 amRung Display on Mark V HMI
I want to learn about problem Rung Display?
Posted by Ayman on 27 November, 2012 - 2:41 amFSR Control
FSR control changing during base load
Posted by aki_lala on 27 November, 2012 - 1:12 amdensity and process measurement
Does density affect process measurement? How?
Posted by mohamed nizam on 26 November, 2012 - 11:26 pmBently Nevada output to Yokogawa
Bently Nevada 3300/55 VMS card to Yokogawa AI card not working
Posted by Weimin Chen on 26 November, 2012 - 6:05 pmHow to interpret Modbus error code: EA 0B
When I poll a range of Modbus registers, I got bad response if I poll one more register than the range, even though ALL the registers are valid.
Posted by Bob Peterson on 26 November, 2012 - 2:17 pmSE Sciences Remote Telemetry Software
Anyone ever heard of SE Sciences Remote Telemetry Software?
Posted by Julian on 26 November, 2012 - 10:10 amException Code 0x06 unused?
Not any function code supports exception code 0x06 "slave device busy"?
Posted by Martin on 26 November, 2012 - 7:51 amSuconet Implementation Kit
Sources of the Suconet Implementation Kit.
Posted by Muni on 26 November, 2012 - 6:47 amMaintain water level in pressurized boiler
How to maintain water level in pressurized boiler?
Posted by Kirill St. on 26 November, 2012 - 4:34 amflow splitter for coriolis flow meter
Why do some companies use the double tube concept in the coriolis meter construction and almost no company that produce single tube coriolis flow meter?
Posted by Ken on 25 November, 2012 - 5:18 pmDifferences between 7FA & 7FB
Differences between 7FA & 7FB
Posted by Mark V on 25 November, 2012 - 6:10 amL63ET1H Switch trouble
L63ET1H alarm occurred on one of our GTs
Posted by gigemags on 25 November, 2012 - 2:29 amWind Effects on Draft DP Transmitters
How to subdue the effects of wind on sensitive draft pressure transmitters
Posted by lalas1981 on 24 November, 2012 - 8:45 pmHoneywell C200 to DeltaV interfacing
Honeywell c200 interfacing with Deltav using modbus tcp/ip or any other method other than OPC.
Posted by G.Rajesh on 23 November, 2012 - 10:37 pmContinuous turning gear
Would it be good practice if GT unit is placed on continuous turning gear to avoid any startup issue while on standby?
Posted by Rossi on 23 November, 2012 - 6:28 pmSoftware for Sauter Fuplan
Where can I get the software Fuplan for Sauter EY 2400?
Posted by Chaitanya on 23 November, 2012 - 6:25 pmGenerator MVAR sudden drop
Frame 6B machine MVAR suddenly dropped from 6.5 MVAR to -16.6 MVAR.
Posted by reme on 23 November, 2012 - 1:18 pmPower
machine on isoch. mode and other machines on droop
Posted by aalbin on 23 November, 2012 - 10:14 amTroubleshooting Fielddbus instruments
Some tips in troubleshooting specially in foundation Fielddbus instrument
Posted by aalbin on 23 November, 2012 - 10:05 ampre loop and loop checking
how to simulate or test ins preloop and loop checking
Posted by Ali on 23 November, 2012 - 5:05 am3 Phase Alternator
When we restart the Alternator and just after excitation REVERSE Power relay active, after 45 sec it was manually reset (with out main VCB closing)
Posted by Jullien on 23 November, 2012 - 4:43 amSerial Communication: Analog or Digital?
I recently came across two terms Analog Serial Communication and Digital Serial Communication. Such thing exists?
Posted by Sinoy on 23 November, 2012 - 12:27 amlevel measurement of an iaec boiler drum
A 1151 dp transmitter calibrated properly indicates wrong when compared to the sight glass provided.
Posted by Ziv on 22 November, 2012 - 10:13 amMicrologix 1400 with Ethernet\IP to control SMC EX260
Problems establishing communication between AB micrologix 1400 and RSlogix 500 to SMC EX260 or EX600 with Ethernet\IP module.
Posted by Vinod Ghate on 22 November, 2012 - 5:50 amAB VFD PF400 direction reverse
VFD based Motor Direction changed automatically.
Posted by Olayinka Sam on 22 November, 2012 - 4:49 amLevel and Flow Control
Need to find out if one can control the level in the Vessel and the flow from the pump (downstream the GFUs/Vessel) independently.
Posted by LGT on 22 November, 2012 - 1:21 am4-20ma transmitter spec for GE 7EA Mark V
Specifications for 4-20ma transmitters on a GE 7EA Mark V control system
Posted by allenbradley on 22 November, 2012 - 12:28 amCurrent Loop
The 24 VDC from the safety barrier drops down to 0 VDC every time I connect my temp transmitter.
Posted by Sankar on 21 November, 2012 - 8:47 pmPassword don't clear in GE Fanuc DURUS Controller
Clearing Password in GE Fanuc DURES controller.
Posted by Stcy on 21 November, 2012 - 6:49 pmInstalling DeltaV SCS
Installing a Yokogawa Centum VP DCS to control DeltaV
Posted by jose on 21 November, 2012 - 4:02 pmEX2K connection and questions
need help on EX2K
Posted by Jonathan Manton on 21 November, 2012 - 2:05 pmTrying to find absolute to incremental encoder converter
Can someone point me in the direction of a commercial product that will interface a sensor with an absolute encoder output to a motion controller that expects an incremental encoder input?
Posted by Curt Wuollet on 21 November, 2012 - 12:38 pmAndroid in Automation
Using Android as an HMI application
Posted by Kashif on 21 November, 2012 - 12:07 pmMedia Converters
Difference between full duplex and half duplex in Ethernet to Fiber Media Converters
Posted by getut on 21 November, 2012 - 9:38 amLinux and Mitsubishi PLC read/write
Need to read/write registers on various Mitsubishi PLCs for a linux web application.
Posted by shaheed on 21 November, 2012 - 7:08 amElectrical energy meter
The difference is about double in consumption of both KWh meters.
Posted by Daniel on 21 November, 2012 - 6:44 amReading Data from Modbus
trying to develop a software which is reading out data from several modbuses
Posted by TMQ on 21 November, 2012 - 6:18 amRecycle Pressure Control Valve
1 inch recycle (pressure) control valve
Posted by animesh on 21 November, 2012 - 6:12 amanalog input, analog output
connection of analog input/analog output
Posted by PT on 20 November, 2012 - 11:37 pmModbus data having CRC error CRC16=0xe6.
We are interfacing Chiller data in our SCADA. one of the chiller data is not coming in our system as giving CRC error.
Posted by Jared P. on 20 November, 2012 - 9:50 pmTotalFlow to SCADAPack
Totalflow 6213(G3) communicating ModBus slave to SCADAPack LP
Posted by Control on 20 November, 2012 - 4:26 pmHi temp limit switch
Hi temp limit switch with explosion proof feature
Posted by Shamsuddin Khan on 20 November, 2012 - 5:31 amVORTEX GAS FLOW METER CALIBRATION FACILITY
Any facility/lab available here in UAE for the calibration of VORTEX NATURAL GAS FLOW METER?
Posted by eisa on 20 November, 2012 - 5:03 amGE Mark 7 Steam Turbine HMI Communications
After changing control valve and recalibrating, turbine screen shows ###### for date on screen.
Posted by IBcontrol on 20 November, 2012 - 4:45 amSoftware / Bug Tracking Software
Looking for best version / bug tracking software
Posted by syurish on 20 November, 2012 - 4:08 amNew Sensors Related Books
IFSA publishes New books on Sensors
Posted by MAR on 19 November, 2012 - 11:42 pmSafety Manager Diagnostics
Extracting historical diagnostics from Safety Manager database in a readable format.
Posted by Autolance on 19 November, 2012 - 10:08 pmTrojan UV swift SC
Manual and Drawings of TROJAN UV Swift SC.
Posted by Ramesh on 19 November, 2012 - 7:40 pmGas Turbine Generator Battery Set
How does the battery in gas turbine generator work once the turbine shuts-down?
Posted by Dapo on 19 November, 2012 - 3:55 pmPMSM Control
PMSM Motor modelling from first principles...mechanical properties!
Posted by Mark V on 19 November, 2012 - 11:38 amFire protection L30CC alarm
L30CC alarm - Fire Protection system trouble
Posted by Rashid on 19 November, 2012 - 10:32 amEEx ia vs EEx [ia] vs [EEx ia]
EEx ia and EEx [ia] and [EEx ia] and isolation barrier
Posted by Muni on 19 November, 2012 - 8:22 am4 20 mA signal dropping
4 20 mA signal dropping
Posted by Nasser on 19 November, 2012 - 12:51 amHMI problem Honeywell Gus Display Builder
Color Problem In HMI
Posted by sandy on 18 November, 2012 - 6:48 pmExplosion proof limit switches
bleed valve limit switches
Posted by I_know_nothing on 18 November, 2012 - 12:15 pmCan linearity be used as a substitute of accuracy
Can linearity be used as an alternative to accuracy.
Posted by wisam .j on 18 November, 2012 - 3:58 am4-20 m amp transmitter fluctuation
Signal drop on 4-20 m amp (ABB 2600T) two wire pressure transmitter
Posted by Dan on 17 November, 2012 - 8:27 pmSchneider Unity Pro 7
Importing variables into a Unity Pro project
Posted by rao anwar on 17 November, 2012 - 4:52 pmGenerator Supply Fault
i have a fault on generator supply
Posted by madmaxdd on 17 November, 2012 - 9:46 amnewly installed GE MBC software
Availability fault on our new GE MBC sensor data screen FQG sensor
Posted by kaicy on 17 November, 2012 - 8:47 amcable jointing for instrumentation cables
jointing instrumentation cables
Posted by Tim on 16 November, 2012 - 8:28 pmPLC control industry question
Control engineering career question
Posted by Tim on 16 November, 2012 - 8:21 pmAuxiliary contact failure
How often does this occur and what is the typical handling?
Posted by biswa on 16 November, 2012 - 4:11 pmWhy we Do not have a ID controller ...
we have PID,PI,PD controller , but not ID controller. why
we have PID,PI,PD controller , but not ID controller. why
Posted by arocon on 16 November, 2012 - 2:48 amMeasuring weight from Hydraulic Pressure
I need to measure weight of the steel coil from the hydraulic pressure when lifted up
Posted by Jim Pinto on 15 November, 2012 - 1:31 pmJimPinto.com eNews 16 November 2012 - on the web
Read the latest JimPinto.com eNews on the web at http://www.jimpinto.com/enews/16nov2012.html
Posted by Rscho on 15 November, 2012 - 6:26 amSchedule PSAVES on a Centum CS DCS
Anyone know a way to automatically schedule PSAVES in a Yokogawa Centum CS DCS?
Posted by Instrumentation on 15 November, 2012 - 4:02 amGauge Pressure transmitter
Gauge pressure range 0.06-6 Bar can measure -1 bar to +1 bar?
Posted by Teetto TA on 14 November, 2012 - 3:00 pmFSNL speed up
The unit was running on 8MW load after GCV/SRV maintenance. this morning we did shutdown for oil leak. And during the start up at the FSNL the speed continue to increase till overspeed trip.
Posted by Jim Willis on 14 November, 2012 - 11:39 amMultiple alarms for Yokogawa ALR121
Multiple error messages being received.
Posted by Kitch on 14 November, 2012 - 11:09 amReliance SCADA
Looking for feedback and experiences with Reliance SCADA by GEOVAP.
Posted by Ed Sanchez on 14 November, 2012 - 10:39 amProgramming Partnerships
Asking about partnerships in other countries
Posted by Terp Derp on 14 November, 2012 - 7:07 amLooking for O2 Sensor
I'm searching for an oxygen sensor that meets a few requirements. I would love it if someone could point me in the right direction, or, even better, point me to a sensor!
Posted by AlexE on 14 November, 2012 - 6:32 amMonitouch GD-43E Communication manual
Manual or Documentation containing details of I/O communiction with a Monitouch GD-43E HMI.
Posted by arocon on 13 November, 2012 - 10:41 pmWhere can i post about rolling mill (Tandem cold Mill ) question
Could anybody know where can i post about steel rolling mill and get answer or clarify all understanding.
Posted by Harrison on 13 November, 2012 - 9:41 pmModbus TCP Protocol
How many MODBUS TCP can connect device
Posted by marieben on 13 November, 2012 - 7:12 pmDanfoss fc302 VFD modbus
I am currently having trouble in controlling the Danfoss FC302 VLT in MODBUS RTU protocol using FP-X Panasonic C30R plc in RS-485 comm.
Posted by Roper on 13 November, 2012 - 4:15 pmprox switch checking
need to wire two prox switches to control
Posted by Wes on 13 November, 2012 - 10:40 amMODBUS Craziness
Need to change ports for troubleshooting purposes.
Posted by Prof R K Gupta on 13 November, 2012 - 7:30 amMy earthing/Ground pin shows voltage
The earth pin of my domestic power supply is showing voltage since one month
Posted by MSC on 13 November, 2012 - 5:56 amForced and natural commutation
Forced and natural commutation
Posted by Mohan on 13 November, 2012 - 5:45 amAir gap current
Air gap current in synchronous machine
Posted by chandru on 13 November, 2012 - 5:41 amStatic frequency converter
questions about using a static frequency converter
Posted by Shaheed on 13 November, 2012 - 3:02 amStarting of motor through star delta
Running a three phase 400V 50HZ 2900RPM induction motor through a star delta starter
Posted by Michael on 13 November, 2012 - 2:38 amHVAC alarm
The turbine I am working on keeps going into alarm state and I cannot understand why.
Posted by new_user on 12 November, 2012 - 3:54 pmUsing Modbus data packets and setting up the registers so they can be read from a Modbus master
I need to download PLC Recipe data in a Modbus format and set up the registers so thay can be read from a Modbus master.
Posted by Tom Murphy on 12 November, 2012 - 8:38 amExhaust Stack Silencers/Baffles 7 FA
7FA Exhaust Stack Silencers/Baffles
Posted by bencabz on 12 November, 2012 - 3:03 amHelp modbus experts
Programming fc302 danfoss inverter control by fpx-panasonic plc
Posted by Abdolazim Hasseli on 12 November, 2012 - 12:27 amLevel switch or level transmitter?
Why is it better to use level transmitter instead of level switch?
Posted by obed opoku on 11 November, 2012 - 4:35 pmadding more points to user define screen on MKV system
adding more points to user define screen on MkV console.
Posted by Mark V on 11 November, 2012 - 4:26 pmDCC card alarm problem
While we work during normal operation we take a diagnostic alarm
Posted by Ali_2013 on 11 November, 2012 - 4:03 pmEX2000 lost communication with Mark VI
EX2000 lost communication with Mark VI
Posted by mss on 11 November, 2012 - 7:59 amStatic frequency converter
Questions regarding static frequency converter
Posted by Mike on 11 November, 2012 - 3:45 amSiemens S7CPU can't see slave DP on Profibus
Problem with S7CPU seeing slave DP on Profibus
Posted by Transporter on 11 November, 2012 - 2:08 amVoting mismatch, Mark IV+
We have one problem in our control system Mark IV+
Posted by Thouseef on 10 November, 2012 - 12:17 pmPressure Instrument Selection
Criteria - how to select a pressure instrument based on corrosion and plugging for petroleum pipelines?
Posted by Sudhar on 9 November, 2012 - 10:07 pmDetection of load cell failure in system with 16 loadcells
Detection of load cell failure in system with 16 loadcells
Posted by Vijay on 9 November, 2012 - 10:13 amATEX Certified Laptop
Requirement of ATEX certified Laptop.
Posted by Sudhar on 9 November, 2012 - 6:20 amDetection of load cell failure
Detecting of load cell failure either in Hardware/Software
Posted by IETR on 9 November, 2012 - 4:48 amSimple invert pendulum by using feedback linearization
a question about a simple invert pendulum, feedback linearization
"If you understand what you're doing, you're not learning anything."
-- A. L.