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from the Brain Dump department...
Control.com Post Archive
PLCs and related questions. topic
Posted by Ankur Gajjar on 27 August, 2014 - 5:20 am
Data Acquisition from Siemens S7 317-2-PN/DP PLC
Data Acquisition of measured temperature value (by means of 2 wire RTD) from Siemens S7-317-2-PN/DP PLC to Excel/LabView/Matlab
Engineering and workplace issues. topic
Posted by Rashid on 27 August, 2014 - 12:46 am
Customized Control System ExD Enclosure
We have procured a Customized PLC ExD Enclosure.

Sensor technologies. topic
Posted by jmgusmer on 26 August, 2014 - 6:34 pm
Running Analog Signal
I need help with running analog signal alongside some 110 lines
Engineering and workplace issues. topic
Posted by RM on 26 August, 2014 - 5:11 pm
UL Inspectors
Now that we're on CPAP (UL's naughty list) we are being 'asked' to purchase their training package for better inspection results.
Local and wide area networking in factory automation. topic
Posted by danaqu on 26 August, 2014 - 2:53 pm
MODBUS to Lan Convertor
Looking for a MODBUS to Lan convertor.
Application Questions and Problems topic
Posted by Paul Kraemer on 26 August, 2014 - 2:12 pm
Hot Air Dryer Supply / Exhaust Air Handling
Supply and exhaust air handling control method evaluation.
Programming languages. topic
Posted by Roberto Carabajal on 26 August, 2014 - 1:50 pm
Java PID example
I am searching a PID controller example in Java with source code.
Engineering and workplace issues. topic
Posted by giorgioCDB on 26 August, 2014 - 11:34 am
Installation of Ex-ia Converters in Ex-ia Junction Box
Installing Ex-ia converters in Ex-ia Junction Box instead of EX-d
Software, including programming, OS issues, etc. topic
Posted by Bill K on 26 August, 2014 - 11:23 am
Siemens Procidia upgrade
update info? Upgrading from Siemens 3.1 to latest version.
Communications systems and equipment. topic
Posted by arun on 26 August, 2014 - 8:38 am
Communication between Cimplicity Scada and ABB AC 800 M PLC
How to get data from an ABB AC800M plc to display in Cimplicity SCADA
Application Questions and Problems topic
Posted by Kevin Frechette on 26 August, 2014 - 8:33 am
Defeated Circuit Breaker
Is it possible to defeat a circuit breaker?
Local and wide area networking in factory automation. topic
Posted by Tarun on 25 August, 2014 - 1:23 pm
TCP/IP over Ethernet
Is TCP/IP on ethernet better?
Application Questions and Problems topic
Posted by Christian on 25 August, 2014 - 7:59 am
Adding Two 4 -20 ma Signals to Equal One Output Signal
Adding two 4-20 ma signals to equal one 4-20 ma output signal without a PLC
Engineering and workplace issues. topic
Posted by Notle on 25 August, 2014 - 3:32 am
ABB Diode Supply Unit
Ground fault on diode supply unit
Information resources, documentation. topic
Posted by Rushi Shroff on 24 August, 2014 - 2:57 pm
Why Industrial Automation & Robotics in Mechanical Engineering if it's more electricity?
Master of technology in Industrial Automation & Robotics
Power generation equipment control. topic
Posted by bilo7 on 24 August, 2014 - 12:30 pm
9E Generator Trips on Open Breaker When Under Excitation
trip 9e generator open breaker when underexcitation
Power generation equipment control. topic
Posted by Mahmoud Alshimy on 24 August, 2014 - 5:16 am
9FA Gas Turbine Water Injection
Water injection service varies greatly for GE gas turbine loads.
Sensor technologies. topic
Posted by Snake on 23 August, 2014 - 12:36 pm
0 - 10v Sensor Output Spikes or Dips Periodically
0-10v sensor output not as stable as I'd like
Power generation equipment control. topic
Posted by Mani Singh on 22 August, 2014 - 6:53 am
Oil injector in Turbine Oil System
Function of Oil Injector in Turbine Oil System
Continuous process industries, DCS questions. topic
Posted by Mike divine on 22 August, 2014 - 5:32 am
Controller Watch Dog and Output Loop Failure Detection
Challenges with achieving the processor watchdog and output loop failure functionality with Eurotherm 3504.
Engineering and workplace issues. topic
Posted by winds_977 on 21 August, 2014 - 11:59 am
Difference Between Full Load and Rated Conditions
Confused between the terms full load and rated conditions.
Engineering and workplace issues. topic
Posted by Anil Bathra on 21 August, 2014 - 8:58 am
Self Actuated Pressure Control Valve
What happens when Upstream pressure of Self actuated pressure control valve (downstream) is less than set Pressure?
Continuous process industries, DCS questions. topic
Posted by Kamaraj on 21 August, 2014 - 7:42 am
Calculating Pressure Transmitter Range
How can we test Rangeability of Pressure Transmitter?
Continuous process industries, DCS questions. topic
Posted by Seyed Soheil Mansouri on 21 August, 2014 - 6:46 am
PI Controller on a Reactive Distillation Column
Tuning a PI controller for a dynamic reactive distillation column model.
PLCs and related questions. topic
Posted by Ashiq on 21 August, 2014 - 2:08 am
Fuse Monitor Alarm infi-90 DCS
Fuse monitor slave alarm of IMDSI02-NTDI01 DCS Infi90
PLCs and related questions. topic
Posted by Gerry Finn on 20 August, 2014 - 6:15 pm
Sample Program for Twido Suite
sending the value of a register as a SMS message
Motion control, servos, steppers, etc. topic
Posted by Eric on 20 August, 2014 - 5:34 pm
Chain & gearbox selection for factory automation
Selection process for gearboxes & chain for conveyors & packaging machines
Continuous process industries, DCS questions. topic
Posted by Eric on 20 August, 2014 - 5:14 pm
Pipe sizing for fluids and pump/motor selection
How do you select pipe size, metal as well as corresponding pump type with motors for process industry?
Software, including programming, OS issues, etc. topic
Posted by David on 20 August, 2014 - 3:07 pm
Adding Modbus register values together
How can you add MODBUS registers?
Software, including programming, OS issues, etc. topic
Posted by JazzyB on 20 August, 2014 - 2:01 pm
Wonderware Intouch clock
Intouch help in creating an HMI to regulate start and stop time
Human-Machine Interface and SCADA. topic
Posted by Bogaat on 20 August, 2014 - 1:41 pm
Web based HMI for Greenhouse
Looking for an affordable OPC Web based HMI solution
Application Questions and Problems topic
Posted by Gerald Beaudoin on 20 August, 2014 - 8:04 am
Control Valve Cycle Measurement
How to measure the control valve cycles?
Power generation equipment control. topic
Posted by Ali on 20 August, 2014 - 7:30 am
Isochronous Load Sharing on Dissimilar Generators
Advantages of isochronous load sharing over iso-droop mode configuration of three generators.
Information resources, documentation. topic
Posted by Aravazhi on 20 August, 2014 - 4:21 am
Steam Consumption for 50 Hz and 60 Hz
The Steam consumptions for using 50Hz & 60Hz
Application Questions and Problems topic
Posted by Kevin on 20 August, 2014 - 2:04 am
Runtime Alarm Management OPC
Looking for runtime Alarm management OPC
Software, including programming, OS issues, etc. topic
Posted by BobLemonjello on 19 August, 2014 - 10:50 pm
iFix 3.5 Windows OS and Windows 7
Will iFix 3.5 run on Windows 7?
Sensor technologies. topic
Posted by Andrew on 19 August, 2014 - 7:18 pm
Lightning Sensor
I'm trying to find a lightning sensor
Power generation equipment control. topic
Posted by Vinu on 19 August, 2014 - 5:43 pm
Load Commutated Inverter and Generator Neutral
Difference in GE & SIEMENS Load Commutated Inverters.
Communications systems and equipment. topic
Posted by ioudas on 19 August, 2014 - 1:16 pm
BM85 connections to a 984 265 Via MODBUS
Trying to connect a bm85 to a 984 265. Via MODBUS+
Power generation equipment control. topic
Posted by BOB on 19 August, 2014 - 8:23 am
Increase External Load Mode of Turbine
How can we increase initial load of GT (GE 9FA) after startup while being in external load?
PLCs and related questions. topic
Posted by kk on 19 August, 2014 - 6:12 am
Accessing Real Time in GE FANUC PLC
How to get real time in GE FANUC VERSAMAX PLC for a calculation.
Application Questions and Problems topic
Posted by Kamaraj on 19 August, 2014 - 5:47 am
Replacing a Ball Valve with a Different Control Valve
how can we replace mechanically ball valve into electric or pneumatic valve?
Power generation equipment control. topic
Posted by Jolek on 18 August, 2014 - 1:36 pm
Unable To put MKVIe Controller Back Online
Turbine MKVIe controllers not reaching online state
PLCs and related questions. topic
Posted by JW on 18 August, 2014 - 10:03 am
DNP3 Communication Issue - Transfering Program to MicroLogic PLC Via DNP3
Development and transfer of logic on RSLogix to PLC via DNP3
Power generation equipment control. topic
Posted by Sadashiv Bhise on 18 August, 2014 - 8:12 am
Air filter DP v/s Air Flow
On rainy days Gas turbine unit load drops from 108 MW to 70 MW, reduction in air flow although there no increase in DP across Air filter.
Engineering and workplace issues. topic
Posted by banny on 18 August, 2014 - 4:45 am
Earthing a Collocated Shelter That Feeds Separate Generators
How earth the collocated shelter that feed from one generator and spaced far apart?
Power generation equipment control. topic
Posted by . on 18 August, 2014 - 4:41 am
Mark 4 Speedtronics HSAA Card jumper position for SRV, GCV Calibration
What is the position for Mark 4 HSAA card jumper when we want to perform calibration?
PLCs and related questions. topic
Posted by casualguy on 18 August, 2014 - 3:28 am
Local Fault on SLC 500
Local fault indication on our SLC 500
Power generation equipment control. topic
Posted by faisal on 17 August, 2014 - 5:40 am
MARK VI Out of Service During Start Up of Combined Cycle
During start up combined cycle, GE 9E mark VI gas turbine tripped.
Continuous process industries, DCS questions. topic
Posted by fluidflow on 16 August, 2014 - 11:13 am
Understanding Run Back in Burner Management System
What is Run Back in a Boiler Operation?
Power generation equipment control. topic
Posted by Storm Rider on 15 August, 2014 - 4:35 pm
Steam TG Low Frequency Operation in Island Mode
Can I generate more power using low frequency operation of STG?
Continuous process industries, DCS questions. topic
Posted by MPAC on 15 August, 2014 - 1:29 pm
Difference Between Mark V Type 'A' or 'B' Panel
What is the difference between a Mark V type 'A' and a type 'B' Panel? Can you tell by looking at it?
Communications systems and equipment. topic
Posted by Harvard on 15 August, 2014 - 1:17 pm
Slave Device Lacks Connection to RS-485 Common Connection
Need to know how a slave device that lacks access to the RS-485 COMMON manage to maintain a Receiver common mode voltage between -7 and +12.
Communications systems and equipment. topic
Posted by Oil & Gas on 15 August, 2014 - 12:11 pm
Communication Between Telemetry System P6008/9 and Computer
I need to know how to communicate between telemetering system and PC using cables RS232.
Application Questions and Problems topic
Posted by Don Wier on 15 August, 2014 - 10:55 am
Concepts 2.5 SR2 Error on Windows 8.1
I am getting error os errno: -35 and then error id: AL-11343. I found the solution for Windows 7 but cannot find a solution for Windows 8.1.
Communications systems and equipment. topic
Posted by ABB 800xa on 15 August, 2014 - 10:03 am
ABB 800xA Operator Station Disabled. Unable to Connect Operator Station
Our ABB 800xA DCS server restarted automatically. During restart, all operator stations hung. Unable to connect. Need help resolving the problem.
Communications systems and equipment. topic
Posted by Whitepage on 15 August, 2014 - 4:30 am
Modbus Register Address
I have a question about entering the register address in our program PME when I have a 4-digit address.
Communications systems and equipment. topic
Posted by Curt Wuollet on 14 August, 2014 - 9:15 pm
Re: Replace RS-485 with Siemens Profibus Cable
I am building a Modbus RTU network and am considering replacing RS-485 cable with Siemens Profibus cable. Want to hear from those who have done this.
Power generation equipment control. topic
Posted by KOKORI on 14 August, 2014 - 6:38 pm
Can a Low-Temperature Gas Cause the ESD Valve to Close?
Does a low temperature gas from the Water Bath Heater causes the Emergency Shut Down valve to close?
Power generation equipment control. topic
Posted by Chris IWO on 14 August, 2014 - 5:28 pm
PQM II Setup for Generator
Configuring a GE PMQ II for metering the power readings. Can anyone help with the specification I need to enter into the PQM?
Communications systems and equipment. topic
Posted by JIMMY SALDIVIAS on 14 August, 2014 - 12:24 pm
Replace RS-485 with Siemens Profibus Cable
I am building a Modbus RTU network and am considering replacing RS-485 cable with Siemens Profibus cable. Want to hear from those who have done this.
Power generation equipment control. topic
Posted by Rangacharya on 14 August, 2014 - 2:29 am
Steam Turbine Gear Box
15 MW Steam turbine gear box has high vibration at 3 to 4 MW load. What is the probable reason for this phenomenon?
Engineering and workplace issues. topic
Posted by syednifty on 13 August, 2014 - 4:30 pm
Electrical Dynamo Fails When the Load is On
Electrical dynamo is failing when the load is on.
Software, including programming, OS issues, etc. topic
Posted by mostafa qasemi on 13 August, 2014 - 2:02 pm
Honeywell DCS & ESD Load Calculation
CPU load calculation for control modules (in C300).
Continuous process industries, DCS questions. topic
Posted by Gerald Beaudoin on 13 August, 2014 - 12:09 pm
What Constitutes a Cycle for Preventative Maintenance Purposes?
A manufacturer of a valve and actuator specs the life at 2 million cycles and defines a cycle as 0-90 % movement. If a valve sits all day oscillating around 50-60, what constitutes a cycle for preventative maintenance purposes?
Information resources, documentation. topic
Posted by Walt Boyes on 13 August, 2014 - 10:26 am
Re: Translator Assistance Please, Ajuda Por Favor
Looking for a Portuguese speaker to help with purchasing products from a Brazilian company.
Engineering and workplace issues. topic
Posted by Control Engineer on 13 August, 2014 - 8:23 am
Ruston TA1750
Information request for Ruston TA1750
Communications systems and equipment. topic
Posted by bammaroc on 13 August, 2014 - 6:33 am
RS-485 cable recommended reference
RS-485: Reference recommended cable for Modbus communication between DCS and MVI94-MCM systems or PLC
Software, including programming, OS issues, etc. topic
Posted by Ramesh on 13 August, 2014 - 5:08 am
GE TIL 1480-2R1
Can someone please tell me what is the text of GE TIL 1480-2R1? What exactly does it say?
Power generation equipment control. topic
Posted by sriram sandep on 12 August, 2014 - 7:13 pm
Loss of Cooling Water to Steam Turbine Condenser
What will happen in special circumstances when there is a loss of Cooling water supply to the condenser
Power generation equipment control. topic
Posted by Bill Futch on 12 August, 2014 - 4:08 pm
GE Frame 7EA Combustion Turbine Starting Motor
Starting motor does not cutout when a normal shutdown is given below 60% speed.
Engineering and workplace issues. topic
Posted by Benjamin on 12 August, 2014 - 3:39 pm
Questions about Designing a Gas Processing Plant - student project
I need advice about a gas processing plant I'm trying to design, as an exercise.
PLCs and related questions. topic
Posted by marinus on 12 August, 2014 - 3:51 am
Sending and Receiving Commands in Master Slave Configuration
Master and slave principe with exchanging information thru PLC network
PLCs and related questions. topic
Posted by Chris IWO on 12 August, 2014 - 12:08 am
GE Fanuc RTU LM 90 Communications Software
Set up of Master RTU PLC to communicate with Remote Telemetry PLCs
Power generation equipment control. topic
Posted by PC on 11 August, 2014 - 6:15 pm
Frame 9e Spike
Frame 9e dwatt control
Continuous process industries, DCS questions. topic
Posted by Gary on 11 August, 2014 - 2:28 pm
Control Valve Position Command Signal
Looking for a device that generate control valve position signal for open loop control
PLCs and related questions. topic
Posted by Srbrg on 11 August, 2014 - 1:37 pm
Calculating Input Current
Calculating the input current to PLCs for Armorblock - 1732E-IB16M12SOEDR
Communications systems and equipment. topic
Posted by Robert Perez on 11 August, 2014 - 8:33 am
Profibus interface ABB DI801 slave with SST-PFB-CLX master
Connecting an ABB DI801 profibus to module-bus slave gateway with a SST-PFB-CLX master
Software, including programming, OS issues, etc. topic
Posted by Javier Fontalvo on 10 August, 2014 - 9:46 pm
Student project- problems using Matlab's filter command
Trying to obtain parameters from given data using least squares. Things don't go so well
Local and wide area networking in factory automation. topic
Posted by Yousif on 10 August, 2014 - 8:29 am
Can OPC-UA replace DNP3 for telemetry and SCADA?
What is the difference between OPC-UA and DNP3 protocol specially in low level layers?
Power generation equipment control. topic
Posted by ahmed on 10 August, 2014 - 5:04 am
GE MS6001B exhaust over temperature
have a problem of over exhaust temperature in GE MS6001B unit lead to the unit goes into temperature control mode during start up
PLCs and related questions. topic
Posted by Chris IWO on 9 August, 2014 - 5:52 pm
RTU Errors in GE Fanuc LM 90 30
Lost of Slave RTUs - need help understanding error messages
Continuous process industries, DCS questions. topic
Posted by bipin on 9 August, 2014 - 1:47 pm
weight measurement from DP tx
weight measurement in a liquid tank which has different densities
Power generation equipment control. topic
Posted by Izhar on 9 August, 2014 - 3:29 am
Atomizing air cooler modification
Atomizing Air Cooler Modification
Power generation equipment control. topic
Posted by raul on 9 August, 2014 - 2:45 am
Steam turbine Bypass Locks
Approximate number of steam bypass locks
Information resources, documentation. topic
Posted by Curt Wuollet on 8 August, 2014 - 11:44 am
Translator Assistance Please, Ajuda por favor
Looking for a Portuguese speaker to help with purchasing products from a Brazilian company
Software, including programming, OS issues, etc. topic
Posted by Jeff Julian on 8 August, 2014 - 8:38 am
HC900 C50 Controller version 1.0x firmware upgrade to higher version.
Is there a way of upgrading our HC900 C50 Version 1.0x to a higher version to take advantage of its features w/o changing the cpu?
Software, including programming, OS issues, etc. topic
Posted by scientif on 8 August, 2014 - 6:32 am
SCADA and HV/LV distribution substation automation
How to automate HV/LV distribution substations using SCADA.
Engineering and workplace issues. topic
Posted by Aravazhi on 8 August, 2014 - 3:55 am
Equation for Flow conversion in DCS
Need help calculating the DP flow in m3/hr. Have most of the equation.
Power generation equipment control. topic
Posted by Chris Wehr on 7 August, 2014 - 7:42 pm
Mode 1 and Mode 2 in Turbine Control System
Looking for descriptions/definitions of Mode 1 and Mode 2
Continuous process industries, DCS questions. topic
Posted by Gary on 7 August, 2014 - 11:49 am
Null Current of Integrating Actuator
What is the null current of an integrating actuator?
Sensor technologies. topic
Posted by Saurabh on 7 August, 2014 - 7:52 am
Honeywell XNX voltage drop
Honeywell XNX shows voltage drop after connecting the TX
Power generation equipment control. topic
Posted by henry lob on 7 August, 2014 - 7:24 am
voltage variation with load variation on generators
increase in voltage with increase in load tripping tools
Engineering and workplace issues. topic
Posted by Vignesh on 7 August, 2014 - 5:03 am
Equal Percentage Valve
Why equal percentage control valve is commonly used in steam line?
Power generation equipment control. topic
Posted by N.V.Q on 7 August, 2014 - 4:47 am
PSVO servo control module
Mark VI hardware system---PSVO servo control module
Power generation equipment control. topic
Posted by Izhar on 6 August, 2014 - 12:53 pm
Gas Turbine Gearbox Bearing Damage
Possible causes for gas turbine gearbox bearing damage
Engineering and workplace issues. topic
Posted by Rushi Shroff on 6 August, 2014 - 10:20 am
Relationship between VLSI & Embedded Hardware Design...
Design of Digital Systems, System Architectures, Hardware description Languages required for VLSI Design such as VHDL and Verilog.FPGAs, CPLDs, ASIC Design Issues, CMOS Technology, VLSI Design techniques & Relationship with embedded hardware.
Communications systems and equipment. topic
Posted by Debo on 6 August, 2014 - 3:25 am
Communications between AB PLC and Siemens HMI
AB PLC cannot communicate with Siemens TP1200 HMI over ethernet i/p. PLC and HMI are in different gateways.
Computers in manufacturing; also hardware discussion. topic
Posted by Patxi on 5 August, 2014 - 1:17 pm
Transferring Parameters from BOSCH 120
How to transfer the parameters and programs from the BOSCH CC120 to/from a PC?
PLCs and related questions. topic
Posted by hanninpe on 5 August, 2014 - 5:57 am
Siemens Siwarex U zeroing problem
Zeroing Siwarex U with SFC58 fails randomly, what could cause?
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