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3
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Question on PID Controller and Adaptive Control
Posted by XaviPacheco on 28 October, 2018 - 12:15 am
Need advice on Embedded PID Controller and Adaptive Control
3
replies
Automax Ladder Editor Software
Posted by Blueline on 27 October, 2018 - 5:13 pm
Looking for Automax Ladder Editor Software
1
reply
Back-up Temperature Reference Active
Posted by bonera112 on 27 October, 2018 - 12:55 pm
Gas Turbine Back-up Temperature Reference Active Alarm
4
replies
High Velocity Temperature Measurement
Posted by d on 27 October, 2018 - 12:06 pm
Thermowell length
Solaredge Gateway
Posted by racerfern on 25 October, 2018 - 4:53 pm
Solaredge Gateway not waking automatically
S5 PLC Wincc Communication
Posted by taheri_az on 25 October, 2018 - 2:53 pm
Connecting S5 155u (with cpu948) to Wincc
Messung PLC
Posted by Paresh Mehta on 23 October, 2018 - 10:24 pm
Looking for the cable and software for Messung PLC
1
reply
Connecting to Deep Sea 7320 Using Modbus
Posted by Putra on 23 October, 2018 - 7:56 pm
Connecting DSE 7320 to my laptop using modbus RTU
1
reply
Anti-Repeat and Anti-Tie Down Press Control
Posted by MicrobicTomb on 23 October, 2018 - 3:06 pm
Adding anti-repeat and anti-tie down control to old mechanical stamping press without angle feedback.
HRSG Burners High Spread
Posted by AAkhan on 23 October, 2018 - 10:13 am
HRSG burners high spread on partial load (4 out of 8 burners in operation)
Popular Brands: DCS, Safety System, and Cyber-Security System in Your Region
Posted by instrument_irshad on 23 October, 2018 - 3:41 am
Collecting Information popular brands in Industrial Automation to get a general insight on regional based popularity of brands used. Mostly interested in the Asia-Pacific area.
6
replies
Pressure Transmitter Output Negative 4-20
Posted by Mrdouble on 23 October, 2018 - 12:10 am
New and old pressure transmitter 4-20 ma output is negative
3
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LVDT Failures on Splitter Valve Frame-6 Machine
Posted by thsaji on 22 October, 2018 - 1:03 am
Facing frequent failure of LVDT's on Frame-6 splitter valves
Using Amtech to Model a Switchboard
Posted by Posty58 on 22 October, 2018 - 12:11 am
Amtech question on modelling.
6
replies
GE Mark V Secondary Gas Valve Auto Calibrate Issues
Posted by RJSolo on 21 October, 2018 - 8:48 pm
Unable to get Secondary Gas Valve to auto calibrate
5
replies
Bubbler for level indication
Posted by SMF on 21 October, 2018 - 3:11 pm
Working on a bubbler system that is indicating out of range and has a negative offset.
CP1430 Wincc Connection
Posted by taheri_az on 20 October, 2018 - 5:28 am
Connecting CP1430 TF transport connection to Wincc using Ethernet
1
reply
Causes of Reverse Power in Generators
Posted by mohsin on 20 October, 2018 - 3:19 am
What are the causes or reverse power in generators?
2
replies
Questions About SIL 3 System Requirements
Posted by kullboys on 19 October, 2018 - 3:51 am
What are the requirements for SIL 3 system?
5
replies
Drum Level Fluctuation Due to Rain
Posted by contacthemu on 18 October, 2018 - 7:09 am
Drum level transmitters reading changes due to rain
Profibus Connection Between ALP111 and MICROMASTER420
Posted by masoodbeheshti on 17 October, 2018 - 5:35 pm
Want to start and stop the motor by Profibus communication from ALP111 yokogawa card to MICROMASTER420 siemens
2
replies
What is the procedure to replace VTUR card of Mark VI
Posted by jhon123 on 17 October, 2018 - 4:59 am
What is the procedure to replace VTUR card of Mark VI
1
reply
Clutch Disengaging Too Early During Startup
Posted by hem_dipu on 16 October, 2018 - 10:54 am
Jaw clutch disengaging before reaching crank speed
12
replies
MKVIE UCCC Not Booting
Posted by Chemsouhd on 15 October, 2018 - 7:26 am
MKVIE UCCC Doesn't boot
1
reply
VSD Sizing
Posted by Posty58 on 15 October, 2018 - 6:07 am
Sizing of VSD to allow VSD cable to be sized.
7
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Does a control valve always needs output signal from positioner?
Posted by Assylbek on 15 October, 2018 - 4:16 am
Whether to install or not additional signal from positioner.
3
replies
Difference Between I/O Cards
Posted by hamel ameur on 14 October, 2018 - 12:41 pm
Need to know the difference between two types of cards.
1
reply
Standard Insulation Resistance Test Procedure of Cables
Posted by instrument_irshad on 14 October, 2018 - 5:45 am
Although this may be a basic question, I request you all to provide the standard procedure of IR Test for both Electrical and Instrument cables.
Data Acquisition Cards
Posted by mohsen56 on 14 October, 2018 - 3:50 am
What is the relation between accuracy and resoulution in a data acquisition CARD or PLC?
1
reply
Determine Motor Current and Input Current
Posted by AmazingServo on 13 October, 2018 - 7:47 pm
Find output and input current value of load.
4
replies
Horsepower for Impulse Water Turbine
Posted by Hector Lopez on 13 October, 2018 - 1:08 pm
Need to know hp of an impulse water turbine I'm making.
Schenck Weigh Feeder Calibration
Posted by sam_111 on 13 October, 2018 - 8:49 am
Regarding Calibration of Schenck weighfeeder.
4
replies
VFD Pressure Control
Posted by Posty58 on 12 October, 2018 - 10:44 am
VFD Pressure control for outlet pressure transmitter
The Importance of Design Review
Posted by d on 12 October, 2018 - 8:35 am
Design reviews and precommisioning checks
2
replies
HART Compatible Analog IO cards
Posted by YZ on 11 October, 2018 - 1:40 pm
HART Compatible Analog Input Output Cards
9
replies
Solution for Hole Made on an EX "d" JB
Posted by instrument_irshad on 11 October, 2018 - 6:57 am
How to repair a hole on an EX "d" certified JB for nameplate
8
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Registers in Modbus Communication
Posted by pauljay on 11 October, 2018 - 5:56 am
Registers read 2 bytes and it was already identified. What if the byte you need to read is byte 5 to 8, what will be the register number?
Starting and Stopping Diesel Engine
Posted by nawzat hussein on 11 October, 2018 - 5:08 am
Can starting and stopping Diesel engine multiple more times in a short time span effect mechanical parts of engine?
1
reply
Using Wireless Frequency Meter to Control Brightness
Posted by danny76 on 10 October, 2018 - 6:59 am
Use Wireless Frequency meter to control the brightness in phase, flickering issues also
2
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Connecting to Rayleigh Meter Using Modbus
Posted by Sarah Brown on 9 October, 2018 - 10:59 am
Connecting to a Rayleigh meter RI-f-100C via Modbus register
TOTEM Finite State Machine Information - Reading from a Input Register
Posted by AndrewC on 8 October, 2018 - 9:35 am
I have been given a datasheet for a CHP unit. I am looking how I can get the multistates?
1
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Why is there no safe communication protocol (SIL 2/3) for Modbus?
Posted by Dumas on 8 October, 2018 - 5:13 am
Something like ProfiSAFE for Profinet or Failsafe over Ethercat (FSoE).
6
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TIMESYNC.DAT in mkv TMR
Posted by bil07 on 7 October, 2018 - 4:43 pm
The time of HMI and MKV processors is the same but it is not correct. How can I adjust it?
2
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Generator Bearing Leaking , GE 9E
Posted by MOmar91 on 7 October, 2018 - 9:19 am
Oil and vapor leakage from generator bearing #5 after installing orifice at the discharge pipe of the mist eliminator
2
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ABB GT13E2 Trip When Fuel Gas Composition Changed
Posted by mahmoodalam on 7 October, 2018 - 8:40 am
We have 3 same machines of ABB GT13E2, 2 of them are getting trip when fuel gas composition changed by supplier (lined up other well) while 3rd one, we did not face the problem.
3
replies
Instrument Earth and Plant Earth
Posted by vwb5047 on 7 October, 2018 - 4:09 am
Guidance related to grounding/earthing cable routing?
Controller Action For Fail Safe Position
Posted by bodhiUOP on 6 October, 2018 - 10:58 am
Controller action for fail safe position for Centrifugal Compressor
2
replies
Logix 5561 Fault Issue
Posted by sahaya on 6 October, 2018 - 7:20 am
Logix 5561 no communication
5
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Why Disconnect Gas Turbine Tripped When When Feed Dead HV Grid
Posted by zoubi on 5 October, 2018 - 9:38 pm
Need explanation for why gas turbine tripped when generator breaker closed to feed dead grid
3
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Pressure Transmitter Protection
Posted by Nikhil on 5 October, 2018 - 7:52 am
Need a recommendation for a differential pressure transmitter for steam flow at high pressure and temperature.
1
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How to do Firmware Update Through MODBUS?
Posted by stommy987 on 5 October, 2018 - 5:36 am
A problem about working on .mot file and Rs485.
3
replies
Grounding Level Transmitter
Posted by TylerDurden on 5 October, 2018 - 2:37 am
We experience rise in the tank level everytime after lightning occurs. The 4-20mA signal is being affected. I have some questions about the grounding.
1
reply
Failure to Ignite after Combustion Inspection
Posted by Control911 on 4 October, 2018 - 9:24 pm
Failure to start on fuel oil after Combustion Inspection
7
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What type of DCS to Chose?
Posted by Assylbek on 4 October, 2018 - 4:10 pm
Comparison of available DCS types for chemical process controlling
2
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Newbie Help Needed - Dart Drive Speed Controller
Posted by ddorrer on 4 October, 2018 - 2:06 pm
Speed Controlled Setup
3
replies
7FH2 Generator Cooler and Rated Load
Posted by Aptx4869 on 4 October, 2018 - 11:29 am
Effect of isolating one generator cooler on load capability
2
replies
MK6e Boot Light Flashing Loss Communication
Posted by andstennett on 4 October, 2018 - 11:14 am
MK6e controller UCSA-H1A boot light flashing continuously unable to go online with Toolbox ST or download to the controller
1
reply
Gas Turbine 9FA Machine Response During Plant Blackout Condition
Posted by Lavanshu on 4 October, 2018 - 1:48 am
Gas Turbine 9FA machine response during plant Blackout condition.
1
reply
Communication between <C> and <Q>
Posted by Farid26 on 3 October, 2018 - 7:40 pm
Communication between <C> and <Q>
Export/Import of Screens within Wonderware Intouch Applications
Posted by DIM on 3 October, 2018 - 9:39 am
Exporting screens from one Wonderware project to another Wonderware project within same Wonderware Application Software (Version 10.1)
2
replies
Upgrading from <I> to HMI for GE Mark V
Posted by _Pioneer_ on 3 October, 2018 - 5:22 am
GE Mark V with <I> and now want to upgrade to HMI
2
replies
External Mismatch Alarm in Triconex AO Card
Posted by Sharmagx on 3 October, 2018 - 12:01 am
"External Mismatch" Alarm in Triconex AO Card
1
reply
Excessive Capacitance Alarm in Triconex DO Card Point
Posted by Sharmagx on 2 October, 2018 - 11:52 pm
"Excessive capacitance" alarm was received in Triconex DO card point. What could be the reason?
1
reply
Simple RS-485 Wiring Question
Posted by bp3000 on 2 October, 2018 - 10:24 pm
I'm having trouble getting MODBUS RTU comms working between my laptop and a piece of equipment, via RS-485 half duplex. See description below.
1
reply
DC to 4160 AC
Posted by qhogan1 on 2 October, 2018 - 3:01 pm
I am looking for a DC to AC inverter with 4160Vac output
3
replies
Magnetic Flow Meter for Waste Water
Posted by tinaxu on 1 October, 2018 - 9:45 pm
How to choose a waste water flow meter.
4
replies
Quandary: Software Layout of Registers
Posted by fearless on 1 October, 2018 - 5:51 pm
Is it acceptable for (say) two two-word registers to be one address apart?
7
replies
SpeedTronic MarkV <I> does not detect HDD of more than 4GBs?
Posted by rizwanhaider on 1 October, 2018 - 8:35 am
SpeedTronic MarkV <I> does not detect HDD of more than 4GBs?
3
replies
Factory Acceptance Test of MARK VIe
Posted by YZ on 1 October, 2018 - 5:44 am
I want to acquire information regarding FAT of MARK VIe system
GE Fanuc PLCs
Posted by Crowfoot on 30 September, 2018 - 7:33 am
Need help with a GE Fanuc PLC
6
replies
High Frequency Transformer in Electrostatic Precipitator
Posted by rab1 on 30 September, 2018 - 1:48 am
Using high frequency transformer in a electrostatic precipitator (ESP) for coal bagasse boiler
3
replies
MarkVI UDH/PDH Switch Confguration
Posted by iqbal5903 on 29 September, 2018 - 10:36 pm
Trying to configure an Allied Transys AT8624T/2M switch in Markvie UDH/PDH network. Manual is to vague for me to figure out.
5
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How to Setup Bently Nevada Proximity Sensors
Posted by msohaibbutt on 29 September, 2018 - 1:43 pm
We have a compressor which has Four Bently Nevada Proximity Sensors. We have no idea how to interface and control these via PLC. We have not used these transducers before.
MODBUS RTU Serial Slave for Linux
Posted by Mark on 28 September, 2018 - 10:58 pm
Free MODBUS RTU serial slave for Linux
PLC Matsushita NAiS fp3 Cable
Posted by mfaisalrehman on 28 September, 2018 - 12:28 pm
PLC Matsushita NAiS fp3 cable DB9 (RS232) to DB15 (RS422)
PCX Cable
Posted by Wtpguy_Bill on 27 September, 2018 - 12:27 pm
Looking for pin out for a PCX particle counter serial cable.
6
replies
APU Oil Consumption High
Posted by MOmar91 on 26 September, 2018 - 5:06 pm
A lot of quantity escaped from air dryer silencer while purging proccess
8
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Conversion of MODBUS Slave Output to Analogue 4-20mA
Posted by jimigreenpeg on 26 September, 2018 - 1:04 pm
I want to convert a Modbus output on a flow meter to 4-20mA analogue signal.
1
reply
Control Extenal Servo Motor via I/O
Posted by TheFabricator on 25 September, 2018 - 3:43 am
Controlling an external servo motor using I/O
5
replies
Square D Micro 1 Software
Posted by alchartier on 24 September, 2018 - 9:56 pm
Looking for software to backup a Square D Micro 1 plc.
3
replies
Mark V Gas turbine
Posted by mazenshanabeash on 24 September, 2018 - 7:46 pm
Exhaust temperature increases during gas turbine acceleration
3
replies
Impact of Load Angle
Posted by abinash on 24 September, 2018 - 12:07 pm
Impact of load angle change of one generator on other generators
6
replies
Temperature Measurement in Small Tubes
Posted by Samwell on 24 September, 2018 - 5:43 am
Measurement of temperature in small diameter tubes
1
reply
Surge Capacitors
Posted by ansmehmood on 24 September, 2018 - 12:51 am
What is the purpose of surge capacitors in generator circuit breaker?
2
replies
Adding New I/Os to Mark VI
Posted by se_lain on 23 September, 2018 - 3:58 pm
Trying to add a new output to Mark VI to relay IGV opening to DCS over 4-20 mA. Have gone through the manuals and have come up with a basic strategy. Need an experienced individual to kindly vet it for me.
3
replies
Mark V IO.ASG Question
Posted by Michael on 20 September, 2018 - 1:38 pm
Newbie trying to learn the Mark V world.
1
reply
How to Use Time Series Data in Excel?
Posted by latsanyEE on 20 September, 2018 - 10:28 am
Derivative function simulate in Excel with Time Series Data Input
1
reply
Providing External Voltage or Current Excitation Signals
Posted by Rushi Shroff on 20 September, 2018 - 8:42 am
How to provide external voltage or current excitation signals?
Triggering an event in NB Designer
Posted by vanquangtk on 19 September, 2018 - 10:33 pm
How to trigger one event in event history NB designer by a word code?
6
replies
PLC with Remote Access
Posted by xtal_001 on 19 September, 2018 - 4:23 pm
I have built panels for 30 years, but this is the first time I have been requested to give remote access. Need advice on how to tie a PLC into the web. HMI? or thin server? or?
7
replies
MODBUS Wrong Register Value
Posted by Logan on 17 September, 2018 - 3:15 pm
The register just contain the half of the original value.
1
reply
Modbus Connection to Bender Isometer
Posted by Jonathan on 17 September, 2018 - 11:46 am
I am wondering if there is a way to connect a device to a PC via a virtual Modbus.
Creating .cid File
Posted by ST3000 on 17 September, 2018 - 11:18 am
Siemens PowerLogic G3200 .cid file creation
12
replies
GT Frame 9E Lube Oil Header Pressure Reduced
Posted by AAkhan on 16 September, 2018 - 12:00 pm
Gas Turbine GE Frame 9E Main Lube oil pressure low
Lead (LD) Function Block Algorithm Simulate in Excel
Posted by latsanyEE on 14 September, 2018 - 11:58 pm
Lead (LD) Function Block Algorithm Simulate in Excel by Using Real Data as Input
Reading Registers with Jamod or JSSC
Posted by henry2312 on 14 September, 2018 - 9:33 am
Reading from a register Modbus RTU with JSSC or Jamod
2
replies
Not Attaining Lift on Bearing 4 on GE frame 9E
Posted by Baffoe on 13 September, 2018 - 8:07 am
We are unable to attain any oil lift at both bearing 4 and 5 OF GE FRAME 9E despite 2400 Psi and 2000 Psi lift pressures respectively
BBC GT13D Speed Adjusting Device
Posted by cyclomaster on 13 September, 2018 - 5:28 am
Replacing an obsolete speed adjusting device for BBC GT13D model.
2
replies
Receiving Too Long Messages
Posted by ralu on 13 September, 2018 - 1:36 am
What happens when message has too many byes?
Throubleshooting a 1 phase SCR Thyristor with Closed Loop Feedback
Posted by Brent Williams on 12 September, 2018 - 2:11 pm
Replacement Thyristor with closed loop feed back V2, for IRC lamps regulated from PLC 0-10vdc. Trouble shooting help please.