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Tuesday, October 23, 2018
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Lithography Machine w/Industrial Barebone PC
Posted by ishafiqi on 10 March, 2018 - 12:20 pm
Need advice on running/visualizing files from a lithography machine that has a PC with DOS/proprietary software.
Gap Voltage for Axial Displacement and Zero Position
Posted by Aptx4869 on 10 March, 2018 - 11:32 am
correlation between gap voltage and zero position in software. 7FA Mark VI
Grey-box System ID for a Set of DAEs
Posted by krishna84 on 9 March, 2018 - 2:35 pm
What is the best approach to system identification in this situation.
2
replies
Flow Transmitter Calibration (Micro Motion EMERSON)
Posted by steve40 on 9 March, 2018 - 5:11 am
How to calibrate an micro motion flow transmitter 2700R using display buttons.
4
replies
Shield Terminal and Wire Color
Posted by bhushanj on 9 March, 2018 - 4:11 am
What color wire and terminals we should use for cable shielding termination?
13
replies
PLC Communication
Posted by EhsanGh on 9 March, 2018 - 3:20 am
Monitoring electrical distribution system with PLC with communication module.
2
replies
How to Compare Two Triconex PT2 Files
Posted by Defrenda on 9 March, 2018 - 3:07 am
Looking for software to compare two versions of the triconex application
3
replies
Possible Topics for Instrumentation Thesis
Posted by Bodjackk on 8 March, 2018 - 9:00 pm
Having trouble with the initial stage of thesis thinking about what project will be effective
1
reply
Natural Gas Auto Ignition Temperature
Posted by nayansharif on 8 March, 2018 - 5:40 am
Can anyone help me with calculating auto ignition temperature of natural gas?
CAP ISA Automation Associate Program
Posted by midhun on 8 March, 2018 - 3:15 am
Engineering graduate in instrumentation and control. After my graduation I was working in a different field. Does ISA CAP associate program help my career?
Querying a Modbus Slave with an Arduino
Posted by Feyu on 7 March, 2018 - 2:26 am
Having trouble trying to query a Modbus slave with an Arduino through RS485
2
replies
Elektronikon Display Trip
Posted by ramjoy on 6 March, 2018 - 6:06 pm
Elektronikon display shutdown after parts change on the control panel.
1
reply
MARK V Remote Operation
Posted by vijay on 5 March, 2018 - 7:55 am
MARK V communication- operating interface remote connectivity
5
replies
Why Greater Than 30% Air Flow During Light Up
Posted by phani on 4 March, 2018 - 2:09 am
Why greater than 30% only?
1
reply
Actuator Action Control in Control Valve Engineering
Posted by Rushi Shroff on 4 March, 2018 - 12:58 am
Control Valve Engineering
Online Insulation Monitoring
Posted by shd on 3 March, 2018 - 8:19 am
Calculation required to design core balance or zero sequence current transformer for online insulation monitoring.
17
replies
MarkV Timers and Counters Inaccurate
Posted by SMS on 3 March, 2018 - 2:31 am
Mark V timers and counters inaccurate counting after switching off and ON of <R>, <S> and <T>
1
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Loop-powered vs. 2-Wire Device
Posted by hassankh on 2 March, 2018 - 10:57 am
Want to understand if there is any difference between 2-wire and loop-powered device.
2
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High Shaft Voltage on 9FA
Posted by omi162 on 2 March, 2018 - 2:59 am
2 GE 9FA Gas turbines with MarkVIe and suddenly both are giving high shaft voltage Alarm.
1
reply
Setting Thrust Position on Bently 3300
Posted by DbyC on 1 March, 2018 - 12:20 pm
Trying to figure out how to adjust the zero settings on the 3300/20 card.
2
replies
Semigraphic Ladder Symbols
Posted by Shreeshail Joshi on 1 March, 2018 - 6:45 am
Ladder logic which is in Semigraphic form and symbol library
2
replies
Hyper Terminal Configuration for UCSBH3A
Posted by Suraj on 28 February, 2018 - 4:32 pm
UCSBH3A communication through hyper terminal.
11
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Effect of Compressor on Orifice Flow Measurement
Posted by gtengineer on 28 February, 2018 - 12:42 pm
Effect of Screw Compressor on the upstream Orifice Flow Measurement.
1
reply
Modbus newbie: Sending Data Over Modbus from Linux
Posted by datalit on 28 February, 2018 - 5:55 am
how to send to a SCADA data read from SMS over Modbus from Linux
2
replies
Replacing Position Switch
Posted by MaxTempo on 28 February, 2018 - 4:02 am
Searching for a proper replacement for a builtin position switch
1
reply
Persistent Mark VIe Alarm
Posted by anand123 on 27 February, 2018 - 12:57 am
Trying to resolve persistent alarm persist in Mark VIe
3
replies
Fuel Gas Flow Measurement
Posted by ali_alshaibani_iq on 27 February, 2018 - 12:49 am
Reading difference between two Frame 9E GT. Want to test and calibrate flow transmitter.
2
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Mark V HMI Fail Change PC to Dell gx110
Posted by Emad on 26 February, 2018 - 3:21 pm
Mark V HMI failed after changing PC to Dell gx110
1
reply
SIL3 Design
Posted by tharunsreedharan on 26 February, 2018 - 7:41 am
SIL3 instrument and wiring to PLC
6
replies
Changing the Fuel in GTG GE Frame 9E
Posted by m.abdi on 26 February, 2018 - 2:30 am
Changing the fuel from gas to gas-oil
Gas Turbine Regenerator
Posted by Ayed on 26 February, 2018 - 1:19 am
Looking for support calculation of how we can calculate the required exhaust flow of flue gas to raise the compressor exist temp prior enter to the combustion.
6
replies
Active vs. Passive Signal
Posted by hassankh on 25 February, 2018 - 1:47 pm
Exact difference between active and passive signal
2
replies
Pressure Trnasmitter Installation in Liquid Service
Posted by gerry on 25 February, 2018 - 1:16 am
Elevation of pressure transmitter in liquid service
6
replies
Inventory of Control Instruments
Posted by TylerDurden on 24 February, 2018 - 10:57 am
Want to make an inventory of all measurement instruments and actuators at my plant. Need your advice
1
reply
Unit Shows "Manual Shutdown" on FSNL and Load Less Than 1MW
Posted by og2018 on 23 February, 2018 - 4:42 am
Unit shows "manual shutdown" when on FSNL and load less than 1MW when not on grid. Does not happen when loaded fully or with 5MW and on grid.
1
reply
Transmiting Real Time Data to PLC and PC
Posted by Jayant on 23 February, 2018 - 1:11 am
Require to transmit realtime Torque sensor values to PLC and PC
6
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Keep Rebooting PLC
Posted by Elyamine on 22 February, 2018 - 5:38 am
Operators keep rebooting PLC (Siemens Gas Compressor) to make alarms disappear
Modbus Master+Slave Routine in C
Posted by KD_Embed on 22 February, 2018 - 3:51 am
Need pointers to C routines for some Modbus protocols.
2
replies
GT Combustion Control
Posted by ahmedbel on 21 February, 2018 - 5:50 pm
Experience GE Mark VI as a smarter controler of GT combustion
Loading Arm PERC Test Function
Posted by Irfan on 21 February, 2018 - 2:13 pm
How to perform PERC test on LPG loading arm
1
reply
Modbus Multi-Masters
Posted by Ahmed on 21 February, 2018 - 12:07 pm
How does Multi-Master setup work?
Checking for Leaks for Gas in the Turbine Compartment
Posted by Aptx4869 on 21 February, 2018 - 11:10 am
Way to check for gas leaks in turbine compartment for DLN2.6
1
reply
MODBUS RTU Slave Communication Issue
Posted by Praveen Gonsalves on 21 February, 2018 - 4:43 am
MODBUS RTU Slave Communication issue with MODBUS Master
Infi 90 DCS Time Sync
Posted by kmgdy on 21 February, 2018 - 3:09 am
Infi90 Time Sync With PGP Servers
7
replies
Allen Bradley PLC2 to 5 Converter
Posted by Jeremy Pollard on 20 February, 2018 - 8:44 pm
Need help with syntax for PLC 2 to 5 converter
1
reply
GE OC6000e and GE RX3i Communication
Posted by asgarcia_propmech on 19 February, 2018 - 10:02 pm
Is it possible to communicate or exchange data between OC6000e and GE RX3i PLC?
1
reply
Level Measurement
Posted by garciaf29 on 19 February, 2018 - 8:34 pm
Problem with the level measurement in storage tanks.
2
replies
Failure to Ignite After Offline Water Wash
Posted by iffi008 on 19 February, 2018 - 6:55 pm
GE frame 9E DLN, after offline water wash failure to ignite GT. Gave almost 10 startups
1
reply
Bently Nevada 7200 Series Probe
Posted by Rabielias on 19 February, 2018 - 3:07 pm
Looking for the correct Probe for 7200 Bently Nevada
3
replies
DS200LDCCH1A AND DS200DCFBG1B Failing Continuously
Posted by Curiousone on 19 February, 2018 - 1:00 pm
EX2000 LDCC AND DCFB failing continuously
Sensors for a Wearable Product
Posted by abhisheksourabh79 on 19 February, 2018 - 12:09 pm
Need to identify the right sensors for a wearable product. Sensors need to detect muscle/tendon movement under skin.
7
replies
Temperature Control with Labview and Modbus ASCII
Posted by Stefanie Wernet on 19 February, 2018 - 8:19 am
I try to read a temperature control, which uses Modbus-ASCII. Sadly I do not know, which Input-string I have to send and how the answer has to be interpreted.
12
replies
DCS Systems for Balance of Plant
Posted by Chraico on 19 February, 2018 - 8:09 am
Looking for DCS solutions for balance of plant
1
reply
Maintenance of Lube Oil Pressure Regulatiing Valves
Posted by Mach_Engr on 19 February, 2018 - 5:58 am
What is the maintenance frequency of Pressure regulating valves VPR1 and VPR2 GE Frame 5?
1
reply
Relation Between Steam Turbine Inlet pressure and Steam Generator Outlet Pressure
Posted by rokan_123 on 18 February, 2018 - 12:45 pm
Relationship between Steam Pressure at the Boiler outlet and at the Steam Turbine inlet
GE Dc2000 Manuals
Posted by Don Erickson on 18 February, 2018 - 9:17 am
Looking for the user manual for GE Dc 2000
12
replies
Intermittent Seismic Vibrations Increase at GE Frame 5 Turbine Compressor Casing
Posted by Mach_Engr on 18 February, 2018 - 3:02 am
We are facing issues of intermittent vibration at gas turbine
5
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Averaging Pitot Tube Not Creating DP
Posted by VKGUPTA on 16 February, 2018 - 6:12 am
Averaging Pitot Tube and flow meter do not accurately read pressure
3
replies
Reading Flow Meter
Posted by gt13d on 16 February, 2018 - 4:47 am
Need help reading flow meter signals
1
reply
Titanium Detection
Posted by kbil44 on 15 February, 2018 - 3:49 pm
Looking for a sensor that can detect a titanium ball, moving through a stainless steel pipe.
1
reply
Power System
Posted by gs on 15 February, 2018 - 12:29 pm
Regarding use of droop governor
1
reply
Active and Passive Supply in Electrical Engineering
Posted by akshaywaikar on 15 February, 2018 - 7:51 am
What is active and passive terms in electrical engineering?
MARK VIe Manuals
Posted by eng on 15 February, 2018 - 1:44 am
Looking for PDF copies of MARK VIe manuals
1
reply
Choking of Main Filters Due to Soot
Posted by omerhumayun on 15 February, 2018 - 12:08 am
Soot given off by the burning of sugarcane fields is choking the main filters of GE 9E gas turbine. We are looking for a solution
5
replies
IGV Opening
Posted by Djafer on 13 February, 2018 - 2:35 am
IGV stuck in 56 degree position
GE EX2000 Fault
Posted by joe45678 on 12 February, 2018 - 5:07 pm
Fault on the backup controller of a multibridge GE EX2000
ISO 13849 Safety of Machinery
Posted by terrance_c93 on 12 February, 2018 - 1:38 pm
I would like to discuss the ISO 13849-1 and ISO 13849-2 standards.
2
replies
Shielding Grounding Triboelectricity
Posted by Curt Wuollet on 12 February, 2018 - 11:59 am
Avoiding trouble from triboelectric charging.
1
reply
CI and First Stage Nozzle
Posted by ibra2016 on 12 February, 2018 - 4:57 am
Evaluating the cracks in the first stage nozzle
1
reply
Modbus TCP/IP Platform That Can Send Different Function Codes
Posted by Nick Kap on 11 February, 2018 - 7:20 pm
Modbus TCP/IP Platform that allows sending different function codes
2
replies
Sending Flow Meter Information to RTU
Posted by Liu jin on 11 February, 2018 - 12:11 pm
Sending the flow meter information to RTU with keeping the 4-20 ma to base monitor.
2
replies
Relays and Galvanic Insulation at PLC Output
Posted by Amendwins on 10 February, 2018 - 10:42 am
Why are relays able to make galvanic insulation at the output of an PLC?
2
replies
Modbus Commands +crc
Posted by Nir on 10 February, 2018 - 10:26 am
Is there any document that lists all commands for each address of Modbus?
6
replies
Synchronous Diesel Generator Voltage Fluctuation
Posted by Ahto on 10 February, 2018 - 10:04 am
Diesel generator is running parallel with utility grid and the line voltage starts to fluctuate.
5
replies
1st Stage Nozzle Melting at Trailing Edge
Posted by Aptx4869 on 9 February, 2018 - 12:24 pm
1st stage nozzle melting at trailing edge in 7FA Turbine
Configuring BMXNOR0200H Module as DNP Slave at Different TCP Ports
Posted by chauhandinesh on 9 February, 2018 - 12:09 am
Configuring Schneider PLC with BMXNOR0200H module as DNP Slave at different TCP Ports
4
replies
Watchdog Issues
Posted by bodazos on 8 February, 2018 - 1:41 pm
How do I continuously loop inside a program without getting a watchdog error?
Leading and Lagging Indicators for Cogeneration Power plant
Posted by Rotimi88 on 8 February, 2018 - 12:29 pm
Developing the Leading and Lagging Performance Indicators for the Cogeneration Power Plant
2
replies
Signal Repeater with 4 - 20 ma Outputs
Posted by ahmed88 on 8 February, 2018 - 4:25 am
Looking for signal repeater which has two or three 4-20ma as output and single 4-20ma as input
3
replies
Installation of Toolbox st v7.0
Posted by sam on 8 February, 2018 - 2:01 am
Having difficulty during installation of toolbox st v7.0
2
replies
ICS Module Counterfeiting
Posted by Jeremy Pollard on 7 February, 2018 - 4:04 pm
Has anyone heard rumors of hackers counterfeiting modules such as PLC processor modules which contain rogue firmware?
10
replies
Gas Turbine IBH Valve Opening Without Any Command
Posted by gtengineer on 7 February, 2018 - 12:19 pm
GE Frame 6 B Turbine Inlet Bleed Heating Valve opening without any command.
1
reply
Modbus 485 Distribution
Posted by JROCK on 7 February, 2018 - 12:16 pm
New to Modbus networks....looking for advise to add a slave to existing network.
2
replies
Panel Meter with Two 4-20 mA Re-transmission Outputs
Posted by mtlons on 7 February, 2018 - 8:37 am
Are there any panel meters (similar to Red Lion PAXP) that provides two 4-20 mA outputs?
ABB Watermaster with Verimaster Software
Posted by stevechan898 on 7 February, 2018 - 4:12 am
to check Watermaster wth VeriMaster
Gas Turbine Generator I2 Current (Neg Sequence)
Posted by RAC on 6 February, 2018 - 1:55 pm
On a GE Model 7FA gas turbine with MKVIe controls would the analog value for the I2 current be accessible for the operator to view?
6
replies
Thermowell Selection
Posted by sanjibkumar9 on 6 February, 2018 - 12:51 am
How to decide the different type of connection provided to thermowell for high pressure line.
2
replies
MKV <P> Output Logic Forcing
Posted by Jolek on 5 February, 2018 - 3:35 am
Intervention into MK-V <P> controller output logic.
12
replies
Transformer Grounding
Posted by terrancetom on 4 February, 2018 - 12:52 am
ACME control transformer - connecting secondary and earth terminals
3
replies
Instrumentation in LNG Plant
Posted by TruongPham on 2 February, 2018 - 1:02 am
Looking for manufacturers of instrumentation for LNG plant
1
reply
PR Scale for Magnetic Pick-ups of Flow Divider and Shaft Speed
Posted by chirus on 1 February, 2018 - 9:28 am
How the PR scale is calculated in and configured, and flow is converted in percentage for the PCAA.
RTU Failed to Send Response
Posted by WINRAIEJ on 1 February, 2018 - 3:19 am
RTU failing to transmit data to their master station.
4
replies
RTD + Thermowell Connection in Small Diameter Line
Posted by racoon on 1 February, 2018 - 12:50 am
Which is the best way to connect an RTD thermowell in a 20mm OD pipe?
4
replies
Want to Control a Blower, But No Experience w/Modbus
Posted by james211 on 31 January, 2018 - 5:59 pm
I have a Delta VFD-L that I use to control a blower on my coffee roaster that I want to control with Modbus.
5
replies
Induced EMF
Posted by Jakesh on 31 January, 2018 - 8:23 am
Voltage in 4 core cable
3
replies
History Log
Posted by smsaleh on 31 January, 2018 - 5:51 am
Adding a new point in Speedtronic History Log
1
reply
Software Troubleshooting
Posted by Maj on 31 January, 2018 - 5:21 am
IX software and Beijer electronic PLC
3
replies
Allen Bradley Tag Export
Posted by descrambled1 on 30 January, 2018 - 11:07 pm
Export file does not have ranges for analog points.
RS Logix Communication with Cimplicity
Posted by Rooliveira on 30 January, 2018 - 4:03 pm
Problem with Rockwell PLC and Cimplicity software (HMI)
2
replies
Conversion 900KW of 11KV Motor into 400V
Posted by shd on 30 January, 2018 - 7:45 am
Conversion of 900KW 11KVAC 50HZ slip ring motor into 400VAC 50HZ