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Forum Archive
7
replies
Ge Fanuc PLC communication with Rockwell SCADA
Posted by arun on 10 October, 2013 - 6:39 am
How to communicate GE Fanuc PLC with Factory Talk View SE SCADA
Basic calculation of gas turbine power generation
Posted by James Lam on 10 October, 2013 - 1:42 am
A very basic power calculation of gas turbine turbo shafts
4
replies
Alpha Omega TEC controller series 800
Posted by Judy B on 9 October, 2013 - 2:10 pm
Need help programming the Alpha Omega TEC controller series 800 using RS-232 (Modbus protocol)
Loadables for adding XMIT Block for Modicon Concept 2.6 SR3
Posted by Justin on 9 October, 2013 - 9:31 am
I need loadables for adding XMIT Block for Modicon Concept 2.6 SR3
3
replies
Steam Flow DP located above the pipe
Posted by Ben on 9 October, 2013 - 9:26 am
Does this setup make sense?
1
reply
servo time to destination
Posted by Marty on 9 October, 2013 - 8:19 am
Calculating the time it takes a servo to reach its destination.
1
reply
per cent Z
Posted by Halfdice on 8 October, 2013 - 3:07 pm
How can I find out %Z of an existing power transformer?
6
replies
Modbus TCP slave programming
Posted by Dan Fuchs on 8 October, 2013 - 11:04 am
A slave program that listens for Modbus commands 06 (write single register) and 16 (write multiple registers) and outputs the values into a file or database.
problem in handle locking position of butterfly valve
Posted by Priyanka DN on 8 October, 2013 - 12:29 am
Problem in handle locking position of butterfly valve.
DCS Exi AO card to PLC Non-Ex AI card
Posted by Jason Cha on 7 October, 2013 - 10:57 pm
Application of " DCS Exi AO card to PLC Non-Ex AI card"
ExperTune Planttriage
Posted by lalas on 7 October, 2013 - 1:48 pm
ExperTune PlantTriage reports are not populating the results when an average over a period is selected. The reports are only working when snapshot is selected.
11
replies
Turning Gear Control RPM Difference (GE & Siemens Turbines)
Posted by Saravana on 7 October, 2013 - 9:52 am
Turning Gear Permissive Speed is different between GE & Siemens Make Gas Turbines.
1
reply
Modbus RTU - Silent Interval
Posted by Timur Celik on 7 October, 2013 - 9:47 am
Question about the state diagram on page 14
3
replies
GE GTG 9E Turning Gear
Posted by Ch Amir Islam on 7 October, 2013 - 2:33 am
Why General Electric Gas Turbine 9E Has Terrible Behaved On Its Turning Rate?
6
replies
dampeners in flow measurement
Posted by bab on 7 October, 2013 - 1:29 am
fluctuation dampeners for flow indicators
5
replies
free rotor & ratchet
Posted by abdi on 7 October, 2013 - 12:39 am
What's the meaning of free rotor use in cool down fail procedure & if in ge-frame9 we haven't ratchet device we can use turning gear start about two hours for between 15 minutes & 48 hours after cool down fail to restart again?
1
reply
Bootp related questions
Posted by Sean on 6 October, 2013 - 10:18 am
Bootp related questions
3
replies
What is the difference between Modbus TCP Server and Modbus TCP Device?
Posted by Genjua on 6 October, 2013 - 10:15 am
I was going through some newly launched Schneider product. it says maximum number of TCP Server Devices are 100 and Maximum Number of TCP Gateways are 32.
2
replies
Qualities of good control engineer
Posted by Atul on 6 October, 2013 - 9:43 am
Qualities of good control engineer
1
reply
Open wire detection in Input Module Control logix
Posted by Faisal on 6 October, 2013 - 9:17 am
Open wire detection when measuring voltages using Input module control logix.
Identifying registers on a Mitsubishi Modbus Gateway
Posted by David Smith on 5 October, 2013 - 5:08 pm
Trying to identify modbus registers in a MItsubishi MOD-IP/50 interface device.
3
replies
READ_VAR with Somachine problem
Posted by stefano sormanni on 5 October, 2013 - 9:32 am
reading array of word cutted
1
reply
low input voltage causes drive over-voltage fault?
Posted by Sean on 4 October, 2013 - 12:45 pm
low input voltage causes drive over-voltage fault?
Honeywell 620 PLC Comms to 64-bit PC
Posted by Jeff Hart on 4 October, 2013 - 10:51 am
Can't talk to Honeywell 620 PLC
Gas Turbine FRAME9FA IBH Opening at Full Load
Posted by mohamed salem on 4 October, 2013 - 8:32 am
Gas Turbine FRAME9FA IBH is Opening at Full Load
2
replies
Modbus RTU addressing
Posted by kay_gsr13 on 3 October, 2013 - 11:26 pm
RedLion HMI (Master) to read and write to 4 slave devices: Control Techniques SKD3400750 Drives
1
reply
PowerWORX Plus Manual?
Posted by Matt on 3 October, 2013 - 9:44 am
PowerWORX Plus info.
Prosoft MVI69-MNET Server Diagnostics
Posted by Criz on 2 October, 2013 - 11:46 pm
Diagnostics available on the ProSoft card acting as Server in case losing communication with the Modbus Client.
8
replies
automation and MODbus TCP data logging
Posted by Dan Fuchs on 2 October, 2013 - 5:35 pm
best way to integrate MODbus TCP with as little interference to PC and PCI
1
reply
Gas Turbine FRAME9FA IBH Opening at Full Load
Posted by msalem on 2 October, 2013 - 2:49 pm
Why is gas turbine FRAME 9FA IBH opening at full load?
4
replies
Is this a RPM meter in electric generator ?
Posted by Dang Khoa on 2 October, 2013 - 9:54 am
I'm having a question regarding what seems to be a RPM sensor in an old electric generator.
1
reply
Which subjects of Chemical engineering should I study to be better Automation Engineer ?
Posted by Rushi Shroff on 2 October, 2013 - 9:06 am
Chemical engineering & process automation.
1
reply
Frame VI Atomizing air cooler failure
Posted by Pramod on 2 October, 2013 - 3:17 am
Repeat failure of Frame VI gas turbine atomizing air cooler failure
Model Based Fault Detection
Posted by Umer on 1 October, 2013 - 3:38 am
need help related to Model based robust fault detection in DC Motor using parity space approach.
2
replies
Procome Protocol details
Posted by Abhilash on 1 October, 2013 - 3:21 am
Procome Protocol details
1
reply
Quadrature Converter
Posted by Asad Zaidi on 30 September, 2013 - 3:30 pm
Step/Direction Signals to Quadrature Signal
1
reply
Checking weighfeeder accuracy
Posted by schenck on 30 September, 2013 - 12:10 pm
How to check the accuracy and repeatability of weighfeeders.
13
replies
Low IR value of 1250KW DC motor armature
Posted by Shaheed on 30 September, 2013 - 6:12 am
The insulation resistance value of the armature of 1250KW DC motor is 1.5 M.ohm.
Model Uncertainty in DC Motor
Posted by Umer Rashid on 30 September, 2013 - 5:11 am
Help needed in the modeling of Uncertainty and faults in dc motor.
2
replies
compressor and turbine matching
Posted by Mohsen on 30 September, 2013 - 3:05 am
What does compressor and turbine matching mean?
4
replies
Mark-V voter mismatch and Diagnostic Alarm
Posted by syed_hassan08 on 29 September, 2013 - 2:11 pm
Mark-V voter mismatch Alarms are persisting 12sec.
Parameters for Generator Design
Posted by Antariksh Akhave on 29 September, 2013 - 9:39 am
Generator Selection
Problems with Active Keeper for Panel View
Posted by Qasem on 28 September, 2013 - 12:25 pm
Message Code: 80C1 - Trying to go online from AB Panelview and am getting a configuration file error
2
replies
Stator Voltage Controller in excitation equipment
Posted by M on 28 September, 2013 - 11:19 am
Why is there a stator voltage controller in the excitation equipment?
Failure of blowdown valves
Posted by Asok Kumar Hait on 27 September, 2013 - 11:37 am
Suitable type of shutdown valve
Cummins Power Command external power control
Posted by Boy Coulomb on 27 September, 2013 - 2:54 am
Problem with Cummins Power Command control
Grounding Values
Posted by MJ on 26 September, 2013 - 11:21 pm
What are the different recommended resistance values for IE, ISE and PE?
10
replies
VFD dc bus overvoltage
Posted by Dave on 26 September, 2013 - 1:25 pm
VFD drive shuts down while running on dc bus overvoltage fault.
2
replies
Switching Modbus Network
Posted by dpdige on 26 September, 2013 - 10:28 am
Relay to switch network
2
replies
GE7fa Turbine Roof Quick Connect
Posted by Young Engineer on 26 September, 2013 - 8:51 am
Considering a project to make a sort of "Quick Connect/Disconnect" for the wiring on our turbine roof (GE7Fa) - has anyone had experience with this?
Criteria for AMF or ATS
Posted by sagarikadash on 26 September, 2013 - 2:45 am
what will be the criteria for replacing ATS with AMF? l
JADJ database in Mark V
Posted by Jorge Gordo on 25 September, 2013 - 11:23 pm
Need some information about JADJ values and meaning and How to determine the gain.
The latest JimPinto.com eNews
Posted by Jim Pinto on 25 September, 2013 - 10:37 pm
The latest JimPinto.com eNews - 26 September 2013 is on the web
Connecting PLC to VFD
Posted by J.M on 25 September, 2013 - 8:44 pm
Connecting Hitachi x200 to Unitronics v350-35-ta24
3
replies
Generator MVARs suddenly drop when energise UG cable
Posted by Victor on 25 September, 2013 - 5:19 pm
One Generator online: Load 5MW & 1.5MVar Generator connect to 11kV BUS, then step up to 33kV. Transmission UG & OH feed from this 33kV
2
replies
PID - Anti Windup Initial Value
Posted by Greg Thompson on 25 September, 2013 - 4:32 pm
PID Anti-Windup Function Block - Initial Value?
copper busbar repair
Posted by paru on 25 September, 2013 - 9:59 am
Repair of copper busbar after pitting due to arcing.
Who makes GLOBTOP micro-switch housing?
Posted by Chris on 25 September, 2013 - 9:33 am
Who makes GLOBTOP micro-switch housing?
2
replies
Automatic Duty change operation of Pumps
Posted by Akash on 25 September, 2013 - 8:11 am
how pumps operate in auto mode controlled by PLC?
GE atomizing air compressor
Posted by ernevalocampo on 25 September, 2013 - 7:25 am
Looking for GE MS9001 atomizing air compressor
Help with abb p14 eds address transfer
Posted by jose perez on 25 September, 2013 - 2:46 am
I have a problem while transferring the address from eds to pdds.
5
replies
Modbus device discovery with many Slaves.
Posted by rao on 24 September, 2013 - 3:26 pm
How do we handle device discovery/configuration of slave-ids with Modbus-RTU with multiple slave nodes (from different vendors) on a RS-485 bus ensuring no duplicate nodes.
Programming with Subnet
Posted by Patrick Leitch on 24 September, 2013 - 8:42 am
Need help programming help in Subnet to set up an HMI
3
replies
Recommended method of parallel operation of Gen sets after Islanding
Posted by Ramakrishna on 24 September, 2013 - 6:37 am
Recommended method of parallel operation of Gen sets after Islanding
2
replies
Gas turbine speed and bleed valves
Posted by Napster on 24 September, 2013 - 3:07 am
Sudden jump in speed as soon as bleed valves are closed
1
reply
DF-1/DH-485 Protocol issue
Posted by Mohammad Samir on 23 September, 2013 - 1:37 pm
Can DF-1/DH-485 Protocol work with Rs-232 or Rs-485?
1
reply
AEG UPS
Posted by Autolance on 23 September, 2013 - 11:40 am
AEG Protect 3 Manual
1
reply
Chiller unit control
Posted by Ahmed on 23 September, 2013 - 7:16 am
Connection between chiller unit and DCS?
6
replies
Mark-V voter mismatch
Posted by Seobong on 23 September, 2013 - 5:43 am
Mark-V voter mismatch Alarms are persisting 12sec.
5
replies
Process connection for Hastelloy C DP transmitter
Posted by Rahman on 23 September, 2013 - 5:20 am
Process connection accessories required for DP Transmitters for Acid tanks
2
replies
Mark V Terminal Boards Drawings
Posted by Jorge on 22 September, 2013 - 11:28 pm
Looking for Mark V Terminal Boards drawings
2
replies
Retrieving and converting information from Int64 Registers
Posted by Gavin Hill on 22 September, 2013 - 9:23 am
I need help in retrieving Int64 holding registers
4
replies
Serial RS232 over Ethernet
Posted by Johnny on 22 September, 2013 - 1:32 am
What would you recommend for communicating with a serial RS232 based device over a local LAN network?
4
replies
Loop Powered device not turning on
Posted by Jason on 21 September, 2013 - 10:17 pm
Loop Powered device not turning on, V too low?
1
reply
Burned Thyristors of AVR - Synchronous Motor
Posted by Carlos F on 21 September, 2013 - 6:58 pm
Typical failure on thyristor bridge of AVR of Synchronous Motor 73000 HP during disturbances on electrical system
LM2500+ HP recoup pressure
Posted by wizzow on 21 September, 2013 - 6:39 am
Problem with HP recoup pressure adjustment.
1
reply
PLC COMMUNICATION
Posted by martin on 21 September, 2013 - 1:45 am
why rs485 cables used in plc-pc communication?
2
replies
Combustion Chamber
Posted by Dhinesh on 20 September, 2013 - 11:45 pm
Gas Turbine Combustion Chamber Control
4
replies
Mobile Devices will hit the Factory Floor
Posted by Jim Pinto on 20 September, 2013 - 12:09 pm
Presentation by Jim Pinto on mobile devices on the factory floor
Change L2 to OPC
Posted by Gabriela on 20 September, 2013 - 11:27 am
I have troubles with the I/O addr of the new database in Proficy Database Manager. SCADA/HMI.
2
replies
No power to Mark V card
Posted by Ubong Akpabio on 20 September, 2013 - 6:24 am
some point on my Mark V card has no power.
why process (ex. foxboro) transmitter Power and Signal on One Wire Pair
Posted by sherwin on 20 September, 2013 - 5:02 am
why process transmitter Power and Signal on One Wire Pair
2
replies
Siemens CP 342-5 (Slave) to ABB (Master) Communication
Posted by nicer on 19 September, 2013 - 11:43 pm
My task is to communicate siemens PLC to ABB, specifically CP 342-5 as slave to ABB master system.
2
replies
Frame 6B GT IGV problem
Posted by Jigs on 19 September, 2013 - 3:11 pm
Frame 6B Gas Turbine with Mark-V, IGV problem during Startup.
1
reply
Open Software
Posted by Bob Peterson on 19 September, 2013 - 2:31 pm
Open Source tools for Allen Bradley
10
replies
Safe Torque Off?
Posted by Curt Wuollet on 19 September, 2013 - 2:30 pm
Can this replace a hard all energy removed E-Stop?
Modbus 485 connection to ABB PST soft starter w/MRP21-FBP field bus plug
Posted by Gilbert Avalos on 19 September, 2013 - 11:38 am
Anyone have experience with a similar application? ABB is clueless.
3
replies
How to Write (Update the values) into registers via modbus in python
Posted by Praful Bagai on 19 September, 2013 - 3:11 am
Updating register values via modbus in python
Turbine controls security patch causes loss of control
Posted by Joe Weiss on 18 September, 2013 - 11:06 pm
Upcoming ICS Cyber Security Conference discusses many topics including how a security patch caused loss of view and loss of control of a turbine.
2
replies
Info on valve other than HART protocol
Posted by Michael on 18 September, 2013 - 9:47 am
How can I change the parameters of Fisher Valves?
2
replies
MODSCAN32 WITH MICROCONTROLLER
Posted by DOMINIC on 18 September, 2013 - 9:29 am
How to communicate to MODSCAN32 software
2
replies
Source / sinking problem
Posted by Vedran_Kosta on 18 September, 2013 - 8:27 am
PLC analog sinking module and sensor is also sinking
ELau controller connection question
Posted by Roger on 18 September, 2013 - 6:05 am
Cannot connect diagnostic tool and the backup/restore tool on ELau controller
CompactLogix to Micrologix over 900mHz wireless
Posted by David on 17 September, 2013 - 9:22 pm
CompactLogix to Micrologix over 900mHz wireless via Digi One IAP
2
replies
Clone Unit HMI hard drive & Install on unit 2
Posted by IC on 17 September, 2013 - 7:27 pm
Our unit 2 HMI reboots several times per day.
9
replies
problematic RTD displays
Posted by Joshua Zahn on 17 September, 2013 - 10:02 am
Five RTDs in use on three vessels. Display fine on two controllers, not on the others.
3
replies
Sending a message from CLX L7 to SLC
Posted by Don Shulock on 17 September, 2013 - 9:56 am
How to message from an L7 controller to an SLC
conversion formula
Posted by yawar on 17 September, 2013 - 8:33 am
How many kg of natural gas i have used based upon the following data.
4
replies
OPC via Modbus
Posted by Amer on 17 September, 2013 - 8:19 am
Connect OPC via modbus.
RTU power consumption
Posted by Salman on 17 September, 2013 - 8:00 am
Calculating total power consumption for DCS or PLC system.