Posted by Mark Adamson on 19 March, 2014 - 1:21 am0 to 10 volts pressure transducer
Running a 0 to 10 volt controller like you would 4 to 20 ma
Posted by Jack on 18 March, 2014 - 8:46 pmGround Fault Current Path for Multiple Sources
Ground Fault Current Path for Multiple Sources
Posted by Gus on 18 March, 2014 - 7:53 pmYokogawa FCS peer to peer
Area link block IOP
Posted by gray wolf on 18 March, 2014 - 7:18 pmac drive failures
multible drive failures
Posted by Yngve S on 18 March, 2014 - 3:12 pmDetection methods for AVR loss of sensing in weak networks
I am looking for ways to detect a loss of sensing voltage scenario on weak grids in offshore power systems installed in rigs and DP vessels
Posted by Johnplayers on 18 March, 2014 - 2:05 pmRegarding Purge Air Compressor/IBH/TK fan change over
Regarding Purge Air Compressor/IBH/TK fan change over
Posted by chiru on 18 March, 2014 - 8:22 amPFD calculation for SIL certification
how to calculate PFD of PLC operating in 1002 configuration
Posted by MCC on 18 March, 2014 - 7:05 amMissing flight 370 is a control issue
Long haul pilots today...program the flight management systems and snooooooooze
Posted by Syed misba on 18 March, 2014 - 1:20 amShipboard Pneumatic Valves
Shipboard pneumatic valves are failing too many times.
Posted by Aman on 17 March, 2014 - 2:07 pmControl System Project
Steps for making a PLC based industrial automation project, from scratch
Posted by Samnix on 17 March, 2014 - 1:18 pmStart Command not going through to Gas Turbine
In an attempt to start a GE MS50001 turbine, the start command is not going through to the control system when it is clicked from the HMI.
Posted by krishna on 17 March, 2014 - 1:14 pmDisplacer level transmitter does not respond
Oil/water interface displacer type transmitter does not respond when under 35% or over 70%.
Posted by Khalid on 17 March, 2014 - 10:34 amSteam Turbine Problem
High water content in oil tank
Posted by Paul Ganter on 17 March, 2014 - 2:37 amPanel Pressure Transmitter
I need to measure a very low pressure, not a DP.
Posted by Shaheed on 17 March, 2014 - 2:01 amFault level ISc
I was selecting a main incomer VCB for a turbo generator TG of 16000KW. I proposed VCB of 31.5KA but an expert calculated fault level total 23.62KA and advised to select VCB of 25KA.
Posted by arindam on 17 March, 2014 - 12:27 amFrame 6 Racheting
While commissioning of ratcheting mechanism, the jaw clutch got engaged, but is not able to rotate the shaft.
Posted by JAspinall on 16 March, 2014 - 10:31 amModbus Register Set
Is anyone able to point me in the right direction as per configuring this register set based on my Modbus list?
Posted by Jerry on 15 March, 2014 - 8:29 pmWet Leg Pressure Level Measurement
Need assistance on Wet leg pressure level measurement situation
Posted by Hans-Petter on 15 March, 2014 - 6:50 pmGenerator losing load
Losing load, open main breaker, closing it again, starts to take load
Posted by Dalamagkas Konstantinos on 15 March, 2014 - 1:29 pmAnalytical Instrumentation Handbook
Looking for Analytical Instrumentation Handbook
Posted by Johnplayers on 15 March, 2014 - 3:33 amGE Mark V Frame 6 Machine - IVG angle
Why IGV angle why not TTRF1?
Posted by Allan Doc on 14 March, 2014 - 1:42 pmUsing an MTL 7706+ Barrier eith HART
MTL 7706+ barrier suitable with HART?
Posted by Abu Raihan on 14 March, 2014 - 7:51 amBoiler Combustion Air Flow
Best practices for Boiler combustion Air flow measurement in DCS or PLC.
Posted by Jim Pinto on 13 March, 2014 - 7:42 pmJimPinto.com eNews 14 March 2014
The latest JimPinto.com - Connections for Growth & Success(TM)
Posted by Rhonage on 13 March, 2014 - 3:41 pmPlease explain like I'm 5 - Phases vs Equipment Modules
Could someone tell me the difference between Phases vs Equipment Modules?
Posted by ahmed shahat on 13 March, 2014 - 10:40 amSolar Cells breaker panel
the control components of breaker panel
Posted by RRiedel on 13 March, 2014 - 9:37 amAbsolute Rotary position -out of the box
Looking for a device that will output a rotary position such as -potentiometer, abs. encoder, resolver. It must be consistent from one unit to the next so that I do not need to do a setup or calibration.
Posted by Daniel on 12 March, 2014 - 11:21 pmATEX Ex ic or ATEX Ex nA ?
ATEX Ex ic or ATEX Ex nA ?
Posted by shyam on 12 March, 2014 - 3:57 pmMark V HMI back up
Back up of the mark 5 control system using windowsNT based HMI?
Posted by rdiazf on 12 March, 2014 - 1:13 pmflow control valve
Low cost valve for water flow control
Posted by Sedighzade on 12 March, 2014 - 12:44 pmAnyone heard of EFI.P dual-redundant network?
In need of manual for EFI.P network and how it works?
Posted by said on 12 March, 2014 - 11:30 amImport csv to toolboxst trend
importing csv signals with data to toolboxst trend
Posted by Henny on 12 March, 2014 - 6:11 amMAXIMO (MRO) features
Posted by Aster Guillermo on 11 March, 2014 - 4:53 pmPressure transmitter
What will happen when connecting the 4-20 mA output of one transmitter parallel to other transmitters slot of PLC?
Posted by Patrick Gigaroa on 11 March, 2014 - 1:17 pmNetwork Storms
Network Storm taking down control System.
Posted by Sensorless on 11 March, 2014 - 12:28 pmPower Factor Correction Panel
How to decide the Kvar required in a power factor correction panel to improve the power factor of 25 Kva load.
Posted by Abdel-Qader on 11 March, 2014 - 10:41 amModbus read error "break condition"
Schneider converter with modbus poll
Posted by CS_Engineer on 11 March, 2014 - 10:34 amControl Room & Rack (Cabinet) Room design
Guidelines and standards for Control & Rack room design
Posted by AvdLinden on 11 March, 2014 - 8:41 amModbus TCP connection only sends 113655 Bytes of data before timing out.
I am creating a Labview VI which aims to send a MODBUS command over a TCP connection every 10 ms however, this only works up until 113655 bytes of data have been sent then the connection times out.
Posted by eep on 11 March, 2014 - 2:02 amanalog signal 4-20ma/0-10V to rs232/485 by modbus RTU
Converting the analog signal such as 4-20ma,0-10V to rs232/rs485
Posted by Liji on 11 March, 2014 - 12:08 amGE LM 6000 VBV position error
VBV a, b position feedback difference of 8-10%
Posted by Amr Karam24 on 10 March, 2014 - 5:22 pmHMI selectors identification
identifing some selectors on the HMI
Posted by Aaron M. Webster on 10 March, 2014 - 12:17 pmLevel measurement in conical polymer tank with mixer
Measuring liquid polymer level in a 1500 gallon High-density linear polyethylene conical tank with a mixer in the center and pump discharge in the bottom.
Posted by Controls_guy on 9 March, 2014 - 3:56 pmCan I have power output from Gas Turbine starting 95% speed?
Loading the gas turbine without after 95% speed.
Posted by engineer on 9 March, 2014 - 8:04 amAC/DC Ratings
AC/DC rating of switchgear
Posted by duke on 8 March, 2014 - 6:36 amvotage drop
What voltage drop occurs in following case?
Posted by engineer on 8 March, 2014 - 1:08 ampower capacitor placement
power capacitor placement for a circuit
Posted by bacco on 7 March, 2014 - 8:25 pmEEPROM Failure on Woodward Powersense Card
EEPROM Failure on Woodward Atlas II Powersense Card
Posted by flizit on 7 March, 2014 - 3:10 pmMaking extension for Molex P4 connector
Need to extend supplied cables that connect Adjustable Height Table legs to Controller Box.
Posted by alfman_grady on 7 March, 2014 - 1:01 pmGigaware Model 2603487 usb-serial converter pinout
pinouts for a Gigaware (bought at Radio Shack) model #2603487 USB to serial converter.
Posted by talh on 7 March, 2014 - 10:09 amHistorian to DataWarehouse
Does anyone have experience with moving data from an Historian (PI, Proficy, Aspen, etc..)to a Data-warehouse?
Posted by amr karam on 7 March, 2014 - 9:56 amDC lube oil pump
How to operate the DC lube oil pump and the hydraulic at the same time
Posted by Usman Khalid on 7 March, 2014 - 2:42 amAffect of Gas Turbine Load reduction on Steam Turbine Output
Can we reduce our load on GT if we can get more power from ST and keep our total required load same?
Posted by Brian P. on 6 March, 2014 - 7:36 pmCalibrating a Rosemont 3051
Trying to calibrate a 3051 for 4-20ma in a open tank.
Posted by ppm on 6 March, 2014 - 12:46 pmsecondary supply of mark vi
Regarding grounded and ungrounded secondary supplies in mark vi panel
Posted by Rathore on 6 March, 2014 - 11:50 amSteam turbine cooling
Steam also works as cooling media in steam turbine? How can that be?
Posted by NVQ on 6 March, 2014 - 1:49 amtransmitter calibration
General procedure for sensor trim of transmitter
Posted by donnapa14 on 5 March, 2014 - 9:26 pmOver current problems
Timed neutral overcuurent
Posted by Will P. on 5 March, 2014 - 5:46 pmABB OS500 upgrade
ABB OS500 upgrade to newer version HP B2600
Posted by BACHAR Haythem on 5 March, 2014 - 11:41 amENRAF 's SmartLink modbus
Can ENRAF's Smartlink Communicate in a MODBUS protocol
Posted by Brian on 5 March, 2014 - 10:58 amUnits/parts for a Hagan-Assy No. 3100551-K 3250000
Looking for parts & units for Hagan-Assy No. 3100551-K 3250000
Posted by tk2164 on 5 March, 2014 - 10:02 amPacific Scientific software
Looking for software for pacific scientific
Posted by saarathi on 5 March, 2014 - 4:18 amProportional control
why the response of proportional control is exponential?
Posted by who knows on 5 March, 2014 - 1:22 amOff the grid generator problem
need help with generator problem for off the grid
Posted by mbusland on 4 March, 2014 - 12:14 pmModbus over serial line "parity" question
How important is the parity "bit" during communication?
Spec talks about 'even' parity, but usually the default is 'no parity'. Do people pay any attention to this?
Spec talks about 'even' parity, but usually the default is 'no parity'. Do people pay any attention to this?
Posted by vol1989 on 4 March, 2014 - 11:01 amDP Level control on Distillation Column Sump
Level measurement not reading accurately with visible sightglass readings
Posted by ASCF on 4 March, 2014 - 4:08 amModbus RTU communication between Siemens CP441-2 and Schneider Compact NSX
I try to connect a Power Circuit breaker from Schneider to a Siemens PLC using Modbus RTU protocol.
Posted by Ashok on 4 March, 2014 - 1:07 amBldc motor jerking at startup
Bldc motor jerking at startup, but once moving it is running smoothly.
Posted by Curt Wuollet on 3 March, 2014 - 9:39 pmFirst Impressions TIA V12
Using the latest S7 software.
Posted by Will P on 3 March, 2014 - 7:13 pmABB MB300 Connection to Pi using OPC
Anyone used Novotek OPC to connect ABB MB300 Connection to Pi?
Posted by Susan Freasier on 3 March, 2014 - 11:24 amCreating a Modbus interface
Have any of you used the C-more HMI touchscreen and written the connecting interface?
Posted by Ch Amir Islam on 2 March, 2014 - 11:42 pmGas Turbine Performance Test
Gas Turbine Performance Test
Posted by Leamon on 2 March, 2014 - 10:20 amModbus Communication between Floboss 107 & DeltaV Serial Card
Need help interfacing FloBoss 107 with DeltaV Version 8.4.1
Posted by Meshal yousef on 1 March, 2014 - 6:11 amGas turbine electrical classification
What is electrical classification of gas turbine?
Posted by uptownlord on 1 March, 2014 - 6:01 amSiemens S5 95U, 102U and 103U Communications
I want to access data of a Siemens S5 PLC by another PLC or a computer via Ethernet
Posted by Anees on 1 March, 2014 - 4:28 amPID Controller using 8051
A PID controller using 8051
Posted by Muni on 28 February, 2014 - 11:52 pmFast operating Solenoid Valve
Fast operating solenoid valve with on time less 0.2 sec
Posted by Omid on 28 February, 2014 - 4:15 pmRotor integration
Time for RI
Posted by instrumentation on 28 February, 2014 - 11:10 amSCADA communication with Yokogawa UT35A controller
Using SCADA communications with a UT 35A controller
Posted by Arjun Sharma on 28 February, 2014 - 10:44 amWill RCC gain adjusted to zero cause a problem
The RCC was previously 6% and it was made 0% recently as recommended by the vendor for the site conditions. The above modification may arise a problem as there may not exist a voltage droop as far as my understanding goes.
Posted by Jose Orlando R. on 28 February, 2014 - 8:04 amSpeedtronic control system and vibration measurements on Mark IV
List of advantages/disadvantages of the SpeedTronic Mark IV for vibration measurements.
Posted by Suhail Ahmed on 27 February, 2014 - 12:48 pmDiode Failure Rotor Interval Fault
Diode Failure Rotor Interval Fault
Posted by Christopher Bärwald on 27 February, 2014 - 12:22 pmProgramming Language for Modbus + HMI
Which language is best to learn for making windows applications to view/trend/make HMI for modbus signals.
Posted by nick on 27 February, 2014 - 10:22 amBLDC Motor Load Test
When testing motor with load curren rapidly decreases when speed goes from 2500RPM to 3000RPM.
Posted by Old digger on 27 February, 2014 - 10:10 amlevel control in grain silo
What do you use to monitor the level of grain in a silo?
Posted by icebreakercan on 27 February, 2014 - 10:05 amMod300 to 800m(CB or FD)
Has anyone converted Mod 300 CCF into 800m Controllers using mod/800m extention libraries? It can be in Function Designer or Control Builder platforms.
Posted by Andrey on 27 February, 2014 - 8:44 amGas turbine controls basics
Gas turbine controls basics
Posted by Sum on 26 February, 2014 - 10:37 pmInterface to GE ModBus Concentrator
Trying to interface GE concentrator to Honeywell EBI
Posted by Arjun Sharma on 26 February, 2014 - 9:56 pmStarting of large Induction Motor on Gas Turbine Generator
Starting of the biggest Induction motor on Gas Turbine would trip the complex because of an instantaneous overloading is the concern. The voltage drop may also cause the tripping of downstreams. So, suggestions are required regarding the same.
Posted by Omer on 26 February, 2014 - 2:25 pmPreparation for Field engineer interview
Looking for advice on how to stand out during a job interview
Posted by Michael Toecker on 26 February, 2014 - 12:53 pmWhat is the Cimplicity Alarm Message on a High-High Vibration Trip?
What would a vibration trip through the <P> module look like in Cimplicity's alarm console?
Posted by Bilal on 26 February, 2014 - 3:43 amLevel Transmitter Sizing Inputs
Inputs required for sizing and specifying a Level Transmitter
Posted by Jim Pinto on 25 February, 2014 - 7:22 pmJimPinto.com eNews - 26 February 2014
26 February 2014 the latest eNews is on the web at:
Posted by fabio on 25 February, 2014 - 9:44 amExplosion proof loop in NEMA 4X junction box
Using an Explosion proof loop in a NEMA4x Junction box
Posted by anonymous on 25 February, 2014 - 8:36 amFlow meter's current output fluctuating
Flow meters in parallel pipe lines with same water source have current output fluctuations
Posted by JEIC on 25 February, 2014 - 7:21 amWhich contactor brand?
How would you rank side by side the main contactor brands?
Posted by Zouhen on 25 February, 2014 - 4:23 amElectrostatic precipator EPS spark and arc problems
The Electrostatic precipator EPS for our Fuel oil boiler have current and voltage fluctuation and also spark and arc problems
Posted by anas on 25 February, 2014 - 2:33 amAC Voltage Regulation Methods
How to control and regulate the output AC voltage?
Posted by Mohd_SE on 24 February, 2014 - 7:45 amBandwidth Calculation for Modbus system
Calculating the bandwidth required in the LAN to carry data between the MODBUS gateway and SCADA PC
Posted by Amrish on 24 February, 2014 - 6:57 amModbus communication using Honeywell CIM 620-0043
Communicating on RS-232 Modbus with Honeywell CIM 620-0043 card
Weinberg's Second Law:
If builders built buildings the way programmers wrote programs,
then the first woodpecker that came along would destroy civilization.