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Forum Archive
10
replies
Smart Home Modbus Connection Design
Posted by Nir Porat on 5 December, 2018 - 11:28 pm
What is the proper way to chain modbus devices in 3 floors?
3
replies
Difficulties Getting KL2404 To Work
Posted by jimonmars on 5 December, 2018 - 7:25 pm
Beckhoff KL2404 is not responding to Write Multiple Coils
1
reply
CANopen SDOs
Posted by Madhumati on 5 December, 2018 - 2:26 am
CANopen SDOs access through PDOs
1
reply
Biomass boiler
Posted by jahoc on 4 December, 2018 - 10:02 pm
Boiler Load control on AVR
2
replies
Modicon Compact 984 Unresponsive
Posted by David Siler on 4 December, 2018 - 1:21 pm
Modicon Compact 984 unresponsive and can no longer interface with it
1
reply
Elin DRS Compact 2 Generator Protection
Posted by Matias on 4 December, 2018 - 12:09 pm
DRS Compact 2 Generator Protection Relay
10
replies
Unstable HART Signal via AI Splitter
Posted by leonteh on 3 December, 2018 - 8:48 pm
Unstable HART signal via AI splitter from Endress+Hauser mass flow meters
Offer to Answer 7200 & 9000 Questions
Posted by 7200tech on 3 December, 2018 - 4:16 pm
Answers for your Bently 7200 and 9000 systems
4
replies
Energy Meters and Data Register Reading Issues
Posted by ansmehmood on 3 December, 2018 - 6:52 am
Difference in readings between energy meter and its data register
2
replies
ABB Turbine Control System
Posted by cyclomaster on 3 December, 2018 - 1:56 am
Looking for a company that can handle ABB turbine control systems.
2
replies
Earth Fault Relay Settings for 11kv Distribution Feeders
Posted by Deji on 2 December, 2018 - 2:50 pm
Why is earth fault relay settings for distribution feeders in solidly grounded systems usually between 10% and 20%?
1
reply
Multiplexer to Connect to Gateway using RS485 Modbus
Posted by aymench on 2 December, 2018 - 4:33 am
Need a multiplexer RS485 Modbus for gateway linked to fire alarm panel.
2
replies
MARK VIe Instrument List and Instrument Part Number
Posted by alizareian67 on 2 December, 2018 - 3:28 am
Looking for instrument list and manufacturer of instruments for Mark VIe
3
replies
Nemo D6-S
Posted by Nemo D6-S on 30 November, 2018 - 11:21 pm
Nemo D6-S Modbus parameters.
2
replies
Integrating Fuel Totalizer into Mark VIe
Posted by bgrave_1 on 30 November, 2018 - 12:25 pm
Ultrasonic Flow Meter formerly connected to Rockwell PLC High Speed Counter (HSC) card needs to be integrated into Mark VIe
1
reply
Operating Under AGC Control
Posted by loghman on 30 November, 2018 - 9:55 am
Challenges of operating gas turbine or steam turbine units under AGC control in Remote mode
6
replies
Sinamics v20 f2 Fault (Overvoltage) While Running
Posted by robb_IE on 29 November, 2018 - 12:00 pm
Overvoltage fault during running on 1/2 HP fan with Siemens v20.
6
replies
9FA Tunning
Posted by bnvegda on 28 November, 2018 - 9:18 pm
Does 9FA need summer and winter different tunning?
1
reply
Motorola STS Software Error Code #1234
Posted by Fred Chwalek on 28 November, 2018 - 4:11 pm
Solution for Motorola STS Software, error code #1234
3
replies
Mark Vie _ HART message server is not running
Posted by vscontrol on 28 November, 2018 - 8:06 am
Mark Vie _ HART message server is not running. Indication appeared in Notification area.
1
reply
How to get Modbus slave legal adresses (Modbus TCP)?
Posted by arcangel31 on 28 November, 2018 - 4:30 am
How to get which Modbus server (slave) registers can be read/written on a device providing it?
2
replies
Card Serial Number from Mark VI
Posted by mhcontroller on 27 November, 2018 - 10:05 am
How to get the serial number of a VSVO and UCVE card from Mark VI (without taking the card out from the rack)
3
replies
IOLink
Posted by onyxindustries on 27 November, 2018 - 8:50 am
Pros and Cons of IOLink?
5
replies
GE-F9 Remote Control
Posted by loghman on 27 November, 2018 - 2:39 am
Can a GE-F9 turbine gas unit be in Remote control mode through AGC and controls primary frequency control with governor?
Multiple VSD CIA402
Posted by EmbeddedGuy on 26 November, 2018 - 2:08 am
Controlling multiple VSD's that are connected together
Pressure Transmitter and Level Transmitter Report
Posted by holykell on 25 November, 2018 - 8:17 pm
The development of the industry by upstream and downstream, overall market and development, key companies, and type segment and market application.
Mitshubishi Gas Turbine Fuel Oil System
Posted by niazbibiyana on 25 November, 2018 - 4:39 am
Function of pressure control valve before flow control valve
2
replies
2X Vibration in Bearing
Posted by Periyasamy on 25 November, 2018 - 3:22 am
Machine-Siemens SGT 700, reason for measuring 2x vibration in bearing
Problem with FFD in Hitachi h25 Gas Turbine
Posted by almat on 24 November, 2018 - 5:14 pm
When outside temperature decreases, FFD in gas turbine increases.
Totalflow PCCU Serial Cable for Laptop
Posted by etoilesh on 24 November, 2018 - 8:50 am
Wiring scheme of Totalflow PCCU Cable (Serial for Laptop): Military connector( 6POS) to DB9 (RS232) serial
Migrate 1746-QS to 1756-HYD02
Posted by Leonardo_CG on 23 November, 2018 - 12:45 pm
Has anyone already migrated a 1746-QS to a 1756-HYD02 card?
1
reply
Moog or GE Part Number
Posted by Cchime on 23 November, 2018 - 3:04 am
GE part number and Moog Part number
2
replies
Inlet Guide Vane (IGV) Angle
Posted by sirdee90 on 22 November, 2018 - 6:21 am
Why IVG angle starts from 33 degree to 86 degree instead?
1
reply
Citect Scada 2016
Posted by PicoIan on 21 November, 2018 - 1:12 pm
Seeking help for two issues in Citect Scada 2016, textboxes not holding values and cannot find symbols in library.
4
replies
Remote Monitoring Device
Posted by bentleyr on 21 November, 2018 - 9:02 am
Method to remotely monitor digital and analog inputs
Cimplicity Alarm Date
Posted by luiss on 21 November, 2018 - 6:47 am
New alarms appear on Cimplicity alarm page with date of 1980
12
replies
Mechanical Engineer Looking for Instruction in Hydraulic Valve Repair
Posted by Manolis Pairis on 20 November, 2018 - 4:16 am
Looking for an expert in proportional hydraulic valves repair
2
replies
RSLogix 500 Alternatives
Posted by EETech on 19 November, 2018 - 4:29 pm
Are there any cheap or free RSLogix 500 alternatives?
1
reply
High Temp Exhaust and Vibration
Posted by saleh_101_ on 19 November, 2018 - 12:02 pm
Can high temp exhaust be caused by vibration in GE 7EA
3
replies
2080-RTD2 for LG Ni 1000 Sensor
Posted by Sunkid on 19 November, 2018 - 5:41 am
Can I use a PT100 RTD Module for a LG NI 1000 Sensor
1
reply
TDC3000 Software
Posted by william on 18 November, 2018 - 5:52 pm
Honeywell TDC 3000 software
3
replies
MarkVie Controller Failure Upon Power ON
Posted by iqbal5903 on 17 November, 2018 - 12:43 am
MarkVie Controller failure after power switched on after turbine maintenance.
8
replies
High Exhaust Spread and High Wheelspace Temperature
Posted by amirjam on 16 November, 2018 - 2:31 pm
Urgent help, Sudden high change in exhaust temp spread, wheel space temp. And rpm
Steam Turbine Lube oil System
Posted by Shahrukhabbas91 on 16 November, 2018 - 9:40 am
Is there any standard code (like ASME or IEC) pertains to DC lube oil pump testing during operation of Steam Turbine?
1
reply
Fuel Metering Valve
Posted by mohd53333 on 16 November, 2018 - 7:03 am
We Are Planning to purchase an alternative FMV from another manufacturer for Siemens Industrial Trent 60 Aeroderivative gas turbine
2
replies
Thermometer / Pressure Gauge ATEX
Posted by odnaz on 16 November, 2018 - 6:32 am
Thermometer - Pressure Indicator ATEX Installation
1
reply
Importing DCS Data to MySql Data Acquisation Server
Posted by safwan on 16 November, 2018 - 5:16 am
Help is required regarding imporing data from ovation database to mySql server.
2
replies
mA Input HART 9 Digit Display
Posted by Jerry on 15 November, 2018 - 12:47 pm
Need to route the display output (Totaliser) from an E+H flowmeter to a location that could be accessible for data capturing
Hydraulic Torque
Posted by VSGE on 15 November, 2018 - 1:47 am
Hydraulic Torque manual calls to tighten bolt until no bolt further rotation, will this damage the gasket?
Gaskets
Posted by VSGE on 15 November, 2018 - 1:36 am
Does the inner ring of a SW Gasket obstruct the flow through a pipe?
4
replies
GE Mark V Terminal Boards and I/O Cards
Posted by esdauto18 on 14 November, 2018 - 1:04 pm
GE Mark V Terminal Boards and I/O cards Identification
6
replies
Modbus Addressing in Weintek HMI
Posted by Rohan on 14 November, 2018 - 4:16 am
Modbus Addressing in HMI to poll data from Temperature sensor through RS485
Mark-VI CRM_SVR HMI Restoration
Posted by shams1999 on 14 November, 2018 - 1:54 am
Restoration of Mark-VI HMI CRM_SVR specially when you need to replace the faulty HDD.
Modbus RTU Communication
Posted by aditya on 13 November, 2018 - 4:16 am
Want to communicate Siemens PLC to other Siemens PLC over MODBUS RTU Protocol. If possible, then how? A sample program with details will be a great help.
3
replies
Where should the feedback of AVR be taken in a synchronous generator?
Posted by stadimet on 13 November, 2018 - 1:19 am
Where should the Feedback for an AVR be taken in a Synchronous Generator? Also what are the consequences of taking the voltage feedback from the Busbar instead of the Generator terminals themselves?
5
replies
RTD Output
Posted by instrument on 12 November, 2018 - 2:02 pm
Some time RTD showing low reading when we touch the terminal lose and tight it's become normal what is the reason???
3
replies
Fuel Flow Unit
Posted by Jamal on 12 November, 2018 - 9:22 am
What is the output unit after calculation of gas fuel flow?
3
replies
Modbus RS232 Communication
Posted by valixos on 12 November, 2018 - 8:14 am
The communication between the PLC and HMI panel on Modbus RS232 is lost when I press a push button which is a digital input in PLC
1
reply
Siemens Fieldbus Positioner
Posted by hasseli on 12 November, 2018 - 5:26 am
How to upgrade Siemens Fieldbus positioner firmware?
1
reply
Moving Up - Instrument Tech to a Process Control Engineer
Posted by NavyVet1147 on 11 November, 2018 - 10:50 am
Looking for advice on moving up from an Instrument Tech to a Process Control Engineer?
2
replies
Standards for Identification and Management of Critical Instrumentation and Control Equipment
Posted by faizan24 on 10 November, 2018 - 9:23 am
Standards for identification and management of critical instrumentation and control equipment in power plants/process industry
8
replies
MARK VI Serial Modbus Communication
Posted by djafer on 8 November, 2018 - 7:51 am
Communication between MARK VI and DCS
4
replies
PLC IOs Galvanic Isolation
Posted by carlosmelim on 8 November, 2018 - 3:34 am
PLCs IOs galvanic isolation
2
replies
Ex2100e Excitation System Startup issue
Posted by shams1999 on 6 November, 2018 - 4:02 pm
Frame 7Ea gas turbine simple cycle, excitation system issue
4
replies
Separating Instrumentation, Controls, and Power Cabling
Posted by Last on 6 November, 2018 - 3:26 pm
Looking for a source or standard to reference concerning the separation of analogue, discrete, and communications cabling from 120 VAC and higher voltage cabling as well as co-mingling instrumentation.
2
replies
PIQ Calculation
Posted by awaiszaheer962 on 6 November, 2018 - 12:50 pm
How to calculate the output of PIQ?
3
replies
Synchronizing a Generator
Posted by Achiever on 3 November, 2018 - 5:45 am
Synchronizing a generator to a grid.
1
reply
A.C Servo Drives and Motors
Posted by Gemfree3 on 2 November, 2018 - 2:17 am
Help me on how to program an AC servo drive to run an AC servo motor
2
replies
Exhaust Energy Degradation
Posted by guyyi on 1 November, 2018 - 5:09 am
GE 6B Exhaust energy degradation
4
replies
Why do ships mostly use 3 phase 3 wire systems?
Posted by stadimet on 31 October, 2018 - 12:29 pm
Why do ships use 3 Phase 3 wire instead of 3 Phase 4 wire and questions on EMI/EMC?
3
replies
Pressure Transmitters Accuracy Recommendations
Posted by Turboboy on 31 October, 2018 - 9:58 am
What Accuracy required for pressure transmitters in oil and gas industry?
1
reply
Gas Turbine Testing
Posted by Nickey on 30 October, 2018 - 6:43 am
Testing a gas turbine engine as a part of my university experiment. Confused with the usage of the sensors.
1
reply
Connecting Electrical Engineering Experience and Programming
Posted by Babaroga on 29 October, 2018 - 8:36 pm
Marine electrical engineer who wants to learn programming and start working ashore, but has no clue how to connect programming and gathered practical electrical knowledge
1
reply
Simatec S5 Signal Problems
Posted by emil73mk on 29 October, 2018 - 4:33 pm
S5-95U output signal problems
1
reply
What Is the best sensor to detect movement?
Posted by George on 29 October, 2018 - 4:32 pm
What is the best sensor to pick up the movement of cattle in a chute?
4
replies
Security of Modbus Data Packets Against "Man-in-the-Middle" Attacks
Posted by sritam paltasingh on 29 October, 2018 - 12:38 pm
Security of modbus TCP data packets implemented via libmodbus
2
replies
Underwater flow meter
Posted by V Srinivasa Rao on 29 October, 2018 - 10:45 am
Need a flow meter for an underwater marine pipeline
1
reply
Parallel Generator
Posted by MetoMeto on 29 October, 2018 - 8:19 am
Risks to generator running parallel to grid after operator reduces load to 0 MW
1
reply
Position Control of Artificial Muscle
Posted by Kostper on 29 October, 2018 - 7:39 am
Developing a position controller to control an artificial fluidic muscle
3
replies
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
replies
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.
12
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?
4
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