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Forum Archive
Alternative to Load Balancer in Maintaining Internet Availability
Posted by vayrence92 on 21 June, 2017 - 10:00 pm
Looking for an alternative to replace load balancer that is connected to two modems for the purpose of reducing downtime of the internet service.
1
reply
Modicon CPU Fault
Posted by iwoiwo on 20 June, 2017 - 6:05 pm
We have a Modicon TSX Premium PLC and currently has a "Low Battary Fault Blinking" and PLC cannot run
3
replies
Modicon X80 NOC to Allen Bradley 1756A7B
Posted by RichPLC on 20 June, 2017 - 12:26 pm
Does anyone have an example of how to set up communications between a Modicon X80 NOC and AB 1756-L73 ControlLogix 5570 using Ethernet/IP?
2
replies
Data Configurations
Posted by ammar_yasir on 20 June, 2017 - 12:18 pm
APM directory configurations
Pitot Tube
Posted by Elmira on 20 June, 2017 - 4:51 am
End support for pitot tube
1
reply
Modbus to Connect Inverter to PC
Posted by benjamint76 on 19 June, 2017 - 11:30 am
I would like to learn Modbus RTU in order to connect an inverter to a PC for monitoring the status of the inverter.
3
replies
Modbus Connection to Barcode Reader
Posted by macser on 19 June, 2017 - 7:27 am
Looking for a Modbus connection between Modbus device, laptop and barcode reader
Reading Data from 1756-OF8H HART I/O Module
Posted by Rafa1976 on 18 June, 2017 - 11:41 am
Reading SVI-II positioner masoneilan data via 1756-OF8H I/O module
2
replies
Downloading Logic to a PLC
Posted by misraz14 on 18 June, 2017 - 5:38 am
Downloading logic to a PLC without using the programming software
1
reply
False Alarm on Twido PLC
Posted by Rustom on 17 June, 2017 - 8:50 am
How to reset alarm on Twido PLC
2
replies
No Voltage to Analog Output
Posted by kishore on 17 June, 2017 - 3:47 am
No voltage (24VDC) present in analog output circuit to the valve or VFD.
3
replies
GE logicmaster Software
Posted by Ravi Verma on 17 June, 2017 - 3:45 am
Where can I get GE Logicmaster Software?
4
replies
Converting Integer Data Type to Celsius or Fahrenheit
Posted by wnewton1 on 16 June, 2017 - 3:47 pm
Simple conversion escapes me
2
replies
1734-IE8C Major Channel Fault
Posted by George on 16 June, 2017 - 9:48 am
1734-IE8C input module went bad. Replaced module still all channels solid red.
1
reply
CENTUM CS300 HIS Upgrade
Posted by FUZZY1972 on 16 June, 2017 - 8:33 am
Migration issues for CENTUM CS 3000 operator stations
GE DC 300 Drive FL15 VFBLS Fault
Posted by Dennis J. Reisinger on 16 June, 2017 - 7:51 am
Heidelberg 9 unit press with dual DC300 drives. Primary drive faults during jog.
Ethernet Port Link Activity?
Posted by TreyB on 15 June, 2017 - 2:26 pm
What causes LINK/ACT light to blink?
4
replies
Error Handling on Read Multiple Coils/Registers
Posted by mikegibson on 15 June, 2017 - 1:40 pm
Is it against spec to NOT return error if a "read multiple" command has address range that includes an invalid reg address?
1
reply
ARCnet Analyzer for Mark-V Node Monitoring
Posted by Hira on 15 June, 2017 - 6:35 am
Need recommendations for an ARCnet analyzer for Mark-V network
1
reply
Using SYCON-PB to Connect to YOKOGAWA
Posted by IvanPetrovich on 15 June, 2017 - 5:53 am
Connecting Yokogawa and Siemens via Profibus using SYCON-PB
3
replies
Synchronization of Small DG and Big GTG
Posted by skbarc on 15 June, 2017 - 2:29 am
Synchronization of small DG and big GTG in a Captive Generation System
1
reply
Generator Voltage Regulation
Posted by BCD on 14 June, 2017 - 3:45 pm
Unstable voltage regulation at high load and unity PF
5
replies
Allen Bradley PanelView - PC communication
Posted by brahim on 14 June, 2017 - 5:14 am
Allen Bradley PanelView - PC communication
1
reply
GE MK VI Controller and SOE Time
Posted by orismac38 on 14 June, 2017 - 2:59 am
Alarms time stamp does not follow the HMI time
1
reply
Auxiliary Hydraulic Oil Pump Hard-Wired Logic
Posted by ManishKR on 13 June, 2017 - 4:29 am
Auxiliary hydraulic oil pump hard-wired logic in GE Frame#9E gas turbines with Mark 5 control system
2
replies
Sludge Concentration Inline Measurement
Posted by Maj on 13 June, 2017 - 4:11 am
suspended solid measurement in pipeline (Sludge Concentration) in sewage. up to 7%
2
replies
Clarification on Correct Servo Polarity Check
Posted by Amal on 13 June, 2017 - 3:37 am
Questions about Servo polarity check during valve calibration.
1
reply
BFP Runback, Drum Level Control
Posted by yun on 11 June, 2017 - 9:49 am
When BFP runback is initiated, drum level control is impossible with feed water level control valve.
8
replies
Tranformer 277V / 220
Posted by Shree on 11 June, 2017 - 4:16 am
Is it possible to convert 277V transformer to 220V?
3
replies
Float Type Level Switch and Foaming Problem
Posted by Ahmed on 10 June, 2017 - 5:28 am
Float type level switch causing problems because it gets stuck due to extensive foam. Application is suction gas scrubber on Frontend compression of natural gas.
Pick and Place Fabrication
Posted by harderbetterfasterstronger on 9 June, 2017 - 11:43 am
Need information on all considerations for the manufacture of pick and place units.
1
reply
Accounting for Water Injection in an LM6000
Posted by NYStack on 9 June, 2017 - 11:24 am
A question about what exactly happens with the water injection at the combustor in a turbine.
1
reply
Interface Level Measurement
Posted by soniaksky on 8 June, 2017 - 2:06 pm
Problem arising in GWR(Guided Wave Radar) method of interface level measurement of water and crude oil interface.
2
replies
Honeywell UV Flame Detector
Posted by Daniel_Beamish on 8 June, 2017 - 11:17 am
UV signal required for a Honeywell UV flame detector to recognise a flame.
2
replies
Pressure Drop Across Coriolis
Posted by shahidulislam48 on 8 June, 2017 - 1:47 am
Allowable pressure drop selection across Coriolis.
7
replies
Flow Transmitter for Cooling Water
Posted by Elmira on 7 June, 2017 - 12:58 am
Proper Flow transmitter for Cooling water
14
replies
Infrared Sensor (Back Scattering)
Posted by Maj on 6 June, 2017 - 10:24 am
Measurement of Suspended Solid (in pipe line) using infrared back scattering principle.
4
replies
<I> MarK V Modbus RTU with DCS
Posted by Bahamuttone on 6 June, 2017 - 4:19 am
Modbus communication losing queries randomly after <I> replacement
4
replies
Intrinsically Safe
Posted by solmaz on 6 June, 2017 - 4:12 am
Using a intrinsically safe positioner in non-hazard area
3
replies
Machine Monitoring System
Posted by Elmira on 6 June, 2017 - 12:54 am
What does MMS do that a DCS cannot do?
2
replies
Sharing One Scale with Two PC
Posted by Liya on 5 June, 2017 - 11:09 pm
Sharing two PCs with one electronic weighing scale
8
replies
Unplanned Downtime
Posted by Jeremy Pollard on 5 June, 2017 - 6:31 pm
How do you reduce unplanned downtime?
1
reply
Monitoring ATS
Posted by edward on 5 June, 2017 - 2:56 pm
Monitoring ATS with a PLC, anyone with experience?
4
replies
Automation Network Website
Posted by wnewton1 on 5 June, 2017 - 12:22 pm
I would like to create a website from my automation network.
2
replies
Modbus RTU to 2 Master Devices
Posted by Terminator_3 on 5 June, 2017 - 10:33 am
Modbus/RTU slave device to communicate with 2 master devices: 1 master via Modbus/RTU and other master via Bacnet/IP
Percentage Impedence Problems
Posted by Harish_EEE on 5 June, 2017 - 5:49 am
Looking for a formula for voltage drop and efficiency and loss reduction with change of percentage impedance of a transformer.
Gas Turbine Frame 9E Hydraulic Pressure Filter Replacement Alarm
Posted by AAkhan on 5 June, 2017 - 12:06 am
GT Fr9E Hydraulic pressure filter alarm occurred after the commuter valve (Use for priming) broke. Is there any alternate way to change over the hydraulic filter other than shutting down and reducing speed to zero?
1
reply
Windows 10 vs Linux (Ubuntu) for ModBus TCP/IP Master
Posted by Nathan Bedford on 4 June, 2017 - 9:44 pm
Is Windows 10 "enough" (compared to Ubuntu) to host a simple, 4Hz Modbus master?
3
replies
Gas Turbine Fuel Gas Flow Measurement
Posted by gtengineer on 4 June, 2017 - 8:29 pm
Formula used for GE Gas Turbine Fuel Gas Flow Measurement.
1
reply
Liquid Fuel Pump Stuck
Posted by solidus1975 on 3 June, 2017 - 10:31 am
Liquid fuel pump is stuck after years of having liquid fuel system out of service
1
reply
Digital Valve Controller DVC6200 Not Responding Correctly to Output
Posted by abdala on 3 June, 2017 - 2:03 am
DVC6200 digital valve controller not controlling mid range values. Initially, 50% input the valve opens 100%. Now not working at all.
1
reply
Restoring Gas Turbine to Service After Failure of Turning Gear
Posted by Sarah Kwakumey on 2 June, 2017 - 5:38 am
how do you place the gas turbine on turning gear again after the turning gear motor fails after 80 minutes of being engaged?
2
replies
Switcing from IDOS on Mark V to DOS Prompt
Posted by raramin on 2 June, 2017 - 4:11 am
How to switch from GE Mark V, IDOS control screen to command DOS prompt.
6
replies
Fluctuating Allowable Spread in Hitachi H-25 Gas Turbine
Posted by Abubakar_96 on 2 June, 2017 - 3:04 am
The value of allowable spread is fluctuating from 80 degrees to 150 degrees at 21MW.
Fuse an IGBT -> DBR circuit
Posted by Leggir on 1 June, 2017 - 11:26 pm
After a catastrophic failure of a dynamic brake, I've been tasked to come up with a solution to prevent/restrict future failures.
Adding New Register in Mark V
Posted by Ben Salem on 1 June, 2017 - 6:19 pm
Need to add new contacts incoming from DCS to Mark V but I don't have spares (+HR)
1
reply
Sensors and OEE
Posted by Jeremy Pollard on 1 June, 2017 - 10:09 am
Software to monitor a machine or process and determine when it is failing.
Generator Rotor Earthing
Posted by davidmcc on 1 June, 2017 - 7:31 am
Generator rotor earthing on a frame 6B generator
1
reply
Foxboro RTU to Kepserver
Posted by Madara_inst on 1 June, 2017 - 6:51 am
want to read data from a foxboro rtu (mainly FOx rtu station with iagraf 5.13) via a kepware server
Frame 6B Generator Star Point NER
Posted by davidmcc on 1 June, 2017 - 6:40 am
Neutral earthing resistor on GE Frame 6B
1
reply
Cut to Length Servo Control
Posted by Cinger on 31 May, 2017 - 7:53 am
Which application is best suited for this?
1
reply
Meaning of Speedtronic Mark IV Error
Posted by DAMENE on 31 May, 2017 - 4:42 am
We need to understand this speedtronic Mark IV error
Connection Issues with 1756-ENBT Ethernet Bridge
Posted by Nate on 30 May, 2017 - 11:49 am
Connection issues between 1756-ENBT/A and EZ Marquee LED Display
8
replies
Writing Modbus Values to an ODBC Database
Posted by Tachaqourrt on 30 May, 2017 - 3:16 am
How to write Modbus values in an ODBC database?
9
replies
Low Hydraulic Pressure Lead to Closing GCV
Posted by Aptx4869 on 30 May, 2017 - 2:30 am
Low Hydraulic Pressure closes GCV but IGV remains stable
BACnet App?
Posted by judepom on 29 May, 2017 - 8:38 pm
BACnet bacmove app
Combined SRV/GCV
Posted by dkra on 29 May, 2017 - 3:46 pm
7500 series combined SRV/GCV assembled together vertically. GCV stem was stuck after recent overhaul.
Bailey Infi90 Cabinet Serial Number
Posted by Glenn1956 on 29 May, 2017 - 2:26 pm
How to decipher Infi90 Cabinet Serial #
Verify or Simulate Logic in Control Sheet and Control Macros
Posted by boosterhidrogen on 29 May, 2017 - 10:00 am
Looking for software to study my plant control sheet and control macros like dual valve, medium voltage motor
2
replies
Software to View Water Level
Posted by rakibcnrd on 29 May, 2017 - 9:43 am
Software to View Water Level for ICT1000 with Modbus RS-485 Output
1
reply
ESD Systems
Posted by Jenos on 28 May, 2017 - 12:42 pm
ESD systems basics
3
replies
Unit ID
Posted by mgyinn on 28 May, 2017 - 12:14 pm
Unit ID of SDM120 Power Meter
3
replies
Wiring Diagrams for Rotork Electric Actuator
Posted by varatharajan on 28 May, 2017 - 11:33 am
Need manual and wiring for rotork model k30 F10A
1
reply
Yokogawa SSC10D
Posted by Sam Young on 28 May, 2017 - 8:57 am
Can Yokogawa SSC10D safety controllers can be purchased as second-hand?
2
replies
Valve Leak Solution
Posted by anwartota9 on 28 May, 2017 - 8:21 am
Possible solutions to prevent a leak in LS-185D valve. The valve has two solenoids, one for opening and the other for closing the valve.
5
replies
High Exhaust Spread in 6B
Posted by k000 on 27 May, 2017 - 7:09 pm
Reason for high exhaust spread in frame 6B machine
Elektronikon - CANbus Protocol
Posted by KCRider01 on 27 May, 2017 - 6:56 pm
Has anyone had experience with implementing HMS' Anybus CANbus-to-Modbus gateway for communicating with Atlas Copco's Elektronikon?
3
replies
Ex ia Transmitters and Barrier
Posted by behzad_6718 on 27 May, 2017 - 5:02 pm
Using an Ex ia transmitters without a barrier
Wheelspace Thermocouple Installation
Posted by Fizzeus03 on 27 May, 2017 - 1:19 pm
Low impedance <0.6Mohms on both the 2nd Stage AFT wheelspace TC.
2
replies
GE Mark VI Manuals
Posted by Sheheryar on 27 May, 2017 - 1:54 am
Looking for MARK VI Manuals
Free MQTT Broker for Modbus TCP/IP
Posted by Heru Iqbal on 25 May, 2017 - 9:12 am
MQTT and Modbus help advance the IoT in a complementary way. Using Modbus as a local interface to manage devices and MQTT as a global protocol to expand the reach of those devices.
Can Zone 2 Gc Equipment Inside a Zone 1 Gb Ex de Enclosure
Posted by Jimmy on 24 May, 2017 - 8:10 pm
Can zone 2 IECEx equipment go inside a zone 1 rated panel, or, is the atmosphere inside a Ex de Gb panel de-rated to zone 2?
8
replies
Alarm System for Monitoring a Pond
Posted by Edward on 24 May, 2017 - 4:47 pm
I need to monitor a few ponds, the temp, oxygen level and flow rate into it. Not sure what to use.
2
replies
GE Customer Training
Posted by Aptx4869 on 24 May, 2017 - 8:38 am
Anyone taken GE Customer Training (Gas Turbine) Classes?
2
replies
Interfacing PLC and SCADA
Posted by Shailesh09 on 24 May, 2017 - 3:15 am
Connecting 5 individual Compressors in PLC system to SCADA.
12
replies
RTD or Thermocouple for Bearing Temperature
Posted by hany5757 on 23 May, 2017 - 12:56 pm
Which is preferred RTD or thermocouple for measuring bearing temperature and why?
4
replies
Potentiometer That Does Modbus RTU Via RS232 or RS485
Posted by Newbie in need. on 23 May, 2017 - 12:44 pm
I need a knob that can control a timer in my plc but I have no analog inputs.
2
replies
How to Repair the 6FA GT Speed Ratio Valve Oil Leakage
Posted by Any on 23 May, 2017 - 3:18 am
Leaking valve on GE make Mark V control system. Looking for advice on how to arrest the leakage. And for advice on proper procedure for dismantling and assembling the SRV.
8
replies
Selecting a Transmitter
Posted by mahmudrezasumon08 on 23 May, 2017 - 1:47 am
Criteria for selecting a transmitter from a vendor whose products you have not used before
1
reply
Building a Yokogawa CENTUM CS3000 from Parts
Posted by misraz14 on 22 May, 2017 - 2:09 am
I need to build a CENTUM CS3000 system from spare parts
1
reply
Oscilations with Multiple PIDs
Posted by felix on 21 May, 2017 - 6:15 am
Control of a (simulated) humanoid robot with PIDs to control each joint: osculations at 0.5*simulation frequency (=0.5*control frequency)
1
reply
Scale Indicator Programming Code
Posted by mustafa1990 on 20 May, 2017 - 1:21 pm
cas indicator scale programming code
2
replies
Belt-type Feeder Calibration
Posted by Faizanmoon on 20 May, 2017 - 3:03 am
what should be the right proceedure of calibaration.
3
replies
Submersible Level Sensor
Posted by rakibcnrd on 19 May, 2017 - 11:45 pm
Definition of Hazardous area.
1
reply
HMI interface with RTU
Posted by Bayoo on 19 May, 2017 - 7:32 pm
Interfacing a Local SCADA HMI with an existing RTU from two different Vendors?
2
replies
Transmitter Impulse Tube Insulation
Posted by Aimo on 19 May, 2017 - 2:23 pm
Heat Tracing or/and Glycerine filling for DP impulse tubes
Unbalanced Loads and Negative Sequence Currents
Posted by kim on 19 May, 2017 - 11:11 am
Want to learn more about negative sequence currents...
2
replies
Turbine Control - MARK 6 and MARK 6e
Posted by AsharMallick on 19 May, 2017 - 2:24 am
What is the basic difference between mark 6 and mark 6e?
3
replies
GT Starting Means
Posted by kho00 on 18 May, 2017 - 11:13 pm
want to understand detailed operation of starting means
6
replies
Mark 5 SRV Control
Posted by cloftin on 18 May, 2017 - 8:14 am
Rebuilt SRV is swinging