from the engineering department...Modbus RTU utilities
help needed in finding the software facilitating reading data from the sensors via RS485 into industrial computer and providing it for a SCADA application.
By pvbrowser on 22 July, 2014 - 9:30 am -
On http://pvbrowser.org you can find our open source project....
from the Forum department...Communication between DCS CS 3000 and Allen Bradley FlexLogix 5434
communication between DCS CS 3000 and Allen Bradley platform FlexLogix 5434 using Modbus protocol
Hi Ikhtiander, thank you for your reply, and I apologize for the inconvenience. frankly, I...
from the Instrumetation and Controls department...Torque Feedback not resetting in ALSPA CONTROCAD HMI
While operating a MOV from engineering station by forcing its output open and close commands, its feedback is coming in HMI and Eng station. But close torque is not getting reset in HMI.
from the Forum department...GE Mark VI/VIe HMI and Software Questions
Specific questions about Mark VI and VIe.
Kevin, As I've said, I'm not really an expert by any stretch of the imagination on all the...
CSA, Thanks for answering my questions with such depth. I've noted your presence on this subject...
Kevin, Welcome to the world of Speedtronic turbine control systems in the age of Mark VI and...
from the Technical dept. department...Cannot Print alarms from MKVI control system
problem: Cannot Print alarm messages in MKVI control system
Nguyen Thanh Son, The Mark VI turbine control panel broadcasts alarms and events on the UDH. In...
Dear CSA, Thank you for your reply. My MKVI only has one printer, use for Alarm log and...
Nguyen Thanh Son, I forgot a simple "test": Have you used the 'Print a Test Page'...
Nguyen Thanh Son, I thought I posted a detailed set of questions yesterday, but it seems to have...
from the Forum department...VTScada 11 hmi software? Any thoughts
Looking for feedback on anyone who has integrated systems using this software.
from the Hope Can Help department...New 32/64 bit S7 communication library
100% Ethernet - Open Source -
By Vanderley Maia on 5 July, 2014 - 7:56 pm -
Very nice work! I try to use this library and your samples (rich-demos) but something doesn't...
from the Engineering department...RS485 multidrop network drops after few days
Modbus connections drops after few days and it resumes by changing modbus parameters in slave device.
By Lynn August Linse on 3 July, 2014 - 1:21 pm -
Based on 25 years experience with RS-485, sounds to me like you have a floating ground between the...
from the electrical, domotics department...modbus-scada
is it possible in a modbus network to have a SCADA system which polls for data from the slaves and another SCADA system which also collects data from the same slaves?
By pvbrowser on 3 July, 2014 - 2:49 am -
If you use a Modbus TCP gateway in front of the Modbus RTU line it is possible. If you can only...
By Darrin Hansen on 2 July, 2014 - 10:57 am -
You can't do it on the same subnet, as a Modbus subnet can have only one master. But the ICC...
from the GFCI help... department...GFCI
I would like to install a GFCI in a control cabinet for a CNC machine.
from the Automation department...Multiple monitor one mouse
Operator has 2 computers each driving 4 monitors for a total of 8 monitors. Operator wants one mouse/keyboard for all 8. Anyone use "mouse without borders?"
By gman on 2 July, 2014 - 9:09 am -
Hi there search for software called synergy. I have used it to move between multiple pc's and...
Old Guy, Seems my first post didn't get "picked up"--the one where I mistakenly...
KVM stands for Keyboard-Video-Mouse (not Monitor)....
from the Automation List department...Re: Wonderware windowviewer issue
Wonderware windowviewer issue
from the HMI department...Wonderware windowviewer issue
Windowviewer only shows top.
Daniel, any chance you have one or more windows marked as "replace"? jack...
Hi !!! Thanks for the answer! I had already configured some home windows to be shown as you...
Hi Daniel, It appears that you haven't assigned any HOME windows yet on your project. Open...
from the Forum department...OPC interfacing for Infi90
By Paul on 26 June, 2014 - 2:12 pm -
>Is there any way to get raw (bypass the >exception report) process data from the ...
from the Stuck department...S7-200 connection to Citect
I'm failing to connect an S7-200 PLC to Citect, despite following Citect Documentation.
By sameer on 26 June, 2014 - 5:43 am -
i m trying to connect s7-200(224) to an existing citect scada. already 1 plc is connected to...
from the instrumentation department...mark 5 control system
Inlet guide vane stroke checking using demand display.
shyam, Simply because AutoCalibrate is not configured is not a reason to use the Demand Displays...
In our frame-5 machine auto calibration not configured, that's why have to use demand display. so...
By curiousone on 23 June, 2014 - 10:33 pm -
If AutoCal is not properly configured, and the stops on the valve not properly set. AutoCal can...
shyam, or SHYAM, I would highly recommend that you NOT use the Demand Display for stroking the...
from the controller department...MCC 400 breaker
MCC breaker opened
khairi, Again, without being able to see the one-line diagram for the turbine/plant, it's almost...
By KHAIRI on 20 June, 2014 - 9:50 am -
thanx for feed back its supply breaker for mcc and it happened with us when the turbine working...
khairi, "MCC 400 breaker" is not a description that many of us are familiar with. MCC...
from the Turbin department...ground earth
By KHAIRI on 20 June, 2014 - 10:07 am -
thanx csa for helping and i hope to learn from you more (you are my teacher)...
Hello, KHAIRI, or khairi, I don't think you can see or monitor the earth (ground) resistance...
from the URGENT SUPPORT REQUIRED department...Wonderware Communication Issue
Wonderware server application slows down on pulling out LAN wire or disable any of the four networks we use
By Jay on 18 June, 2014 - 6:37 pm -
For communicating with modbus over Ethernet, the DASMBTCP service works quite well with Wonderware....
from the Automation department...HMI in Class 1 Div 2 area
Can I use an intrinsically safe barrier or isolator to power a 24VDC HMI, rated for Class 1 Div 2?
A person who combs his hair over his bald spot, hoping no one
-- Rich Hall, "Sniglets"