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Control.com member...Member Information and Posts by mtoecker
from the Forum department...Communication via Modbus/TCP between Microcontroller x PLC
A Stand-alone system to control a lighting system and and their respective power factor via a microcontroller. Additionally, microcontroller can be communicate with a PLC to available the data via a SCADA system.
hi Pedro, Arduino's are always a good choice, and there is apparently some code (not sure of...
from the What Alarm Is It? department...What is the Cimplicity Alarm Message on a High-High Vibration Trip?
What would a vibration trip through the <P> module look like in Cimplicity's alarm console?
CSA, thanks! I guess I've gotten complacent, assuming that my personal experience with trip...
from the Modbus department...Modbus over GPRS
Retrieve data from MODBUS energy meters remotely using GSM GPRS.
Lynn, Bad guys are well aware of the 'switch port numbers' trick, they invented it. This isn't...
Any system capable of modbus communication will work. The important piece is this.. What are you...
from the dept of redunancy dept department...PLC remote communications
Remote communications of machine PLC, without going on to customer network
I'm kinda keying on your use of 'units' in this post as an indicator of power generation, so I'm...
from the Forum department...upgrade MARKV hmi to windows2000
Mark V HMI Upgrade
A little offtopic, but potentially helpful.... This exact problem was featured in POWER...
from the Reverse Engineering SLC500 Code department...Help Decoding raw TCP stream from SLC500
I have captured the raw TCP stream between a PC (embedded PanelMate) and the SLC500. I can see it sending out a bunch of packets and receiving a bunch of packets. I need to somehow decode these so I can re-code them in a modern language and architecture.
Hi, Post the full packet captures please. If you need help getting them on a site, I'll be happy...
from the Forum department...Packets of info being sent by PLC
Compactlogix sending data over a network?
A few questions: 1. What PLCs? Make and model please. 2. What protocols are you using? CIP?...
from the Forum department...writing VB code for access to read comm port 1
trying to write code for reading comm 1 port through MS access
Well, you're going to be learning how to program. There's no way to simply click a button, or...
from the Software shuts down after 15 minutes department...Total Control shuts down after 15 minutes
Old HMI done in TCP OpCenter version 2.25 software shuts down after 15 minutes
Are you running under a Demo license? 15 minutes is a common demo time. I'm not familiar with...
from the Forum department...GE On Site Monitor (OSM)
What can I expect to pay for GE on site monitor server found on a popular trading post?
What popular trading site did you use? cause I would love to find an OSM myself. Mike...
from the Training department...Generation Cyber Security Training May 17th
Cyber Security training for Power Generation Professionals, May 17th outside of Chicago.
There are several seats still available for the upcoming Cyber Security for Power Generation...
from the Cheif Bottle Washer department...Communicate to Modbus Power Meter over Internet
Communication over Ethernet from Power Meter to remote server
Tony, It's an option, but not necessarily secure and usually not cheap. If it's just plain old...
Hi Al, Generically, what you are likely looking for is a Serial-to-Ethernet converter. This is a...
from the Forum department...Security Survey for Automation/Control Engineers
This is a survey aimed specifically at automation/control engineers in relation to security for industrial control networks
Anthony, Yep, just went live. Mike...
Anthony, I'd like permission to share outside of control.com. My twitter followers would likely...
from the Controls department...Patches & Updates
I'm in need of a patch for Intouch 8.0 and I can't seem to navigate the Wonderware website to get to one.
Usually I bypass the whole painful website, and contact the distributor at Invensys directly. I...
from the Forum department...Random Serial link Fault in Preferred Rack of LM-Honeywell PLC
Getting random serial link Fault in Preferred Rack of LM.
Random Serial Link Failures are often caused by: 1. Grounding issues 2. Floating logic issues...
from the Engineering department...Siemens and the Cisco 2960
PLC communicates with older Cisco 2950 but not the 2960.
Things to try: 1. Are there lights on both the switch and the device? Do they stay persistent? ...
from the I'm in UR HMI, Borking Your Setpoints department...Heads Up - PCAnywhere
Symantec has recently released an advisory about PCAnywhere connections, recommending they be disabled.
from the NERC CIP has Consumed my Life department...Erasing MARK VIe/Ve Controller Media
Clearing all Controller Media for Decommissioning under NERC CIP
Thanks CSA! I've confirmed with another contact of mine that wiping the flash will fully remove...
from the Electrical department...Transformer
What if transformer core gets broken.
steveiee is saying if that actually happened to your transformer, buy a new one. Adding an air...
from the I&C department...Backing up and recovering Mark V
Mark V Hard disk failure - back up and recovery
Forgive me if this isn't correct, most of my administration experience is on the MarkVe and...
from the Forum department...Demanded PLC or HMI certificates for naval application
certificates for naval use
How do you mean? Security certificates like the ones used to verify trusted communications, or are...
from the Forum department...Bailey INFI 90 OIS Printer Port Data Capture
Alarm printer replacement
A MARK V solution was found in another thread that appears to be related to your issue:...
from the What-Do-You-Do-Jack? What-do-you-do? department...Survey: A Question for Controls ENgineers
Contains a hypothetical situation that I would like to get control system experts opinion on. I mainly want to see how control system engineers would troubleshoot an insane problem, and the things they consider.
A colleague of mine called me out for not being straightforward in this post, and for that I'm...
from the Engg department...Latest trends in Industrial Automation
Latest trends in Industrial Automation
Security is a major trend in industrial automation. It's everywhere.... Mike...
from the Forum department...Data Security
what is the best way to transmit mission critical signals?
> For data security point of view, what is the best way to transmit mission critical signals, if...
from the Royal PITA department...Media Converter Madness
Problems communicating with an INFI-90 system over fiber media converters using serial SemAPI w/ PI interface. Communications drop constantly, points take forever to load.
from the Maintenance department...Rebooting of Mark V control processors during Lightening
We are facing a problem of Mark V controllers <R>, <S>, <T> whenever lightening strikes near by electrical switch yard.
This could also be related to the communications related issues that show up in the logs. A ground...
Has anyone thought about ground potential rise? When a lightening strike happens, it is dispersed...
from the The Min-Max-What's The Impact department...GE MARK IV/V/VI Interface Options
Calling for comments and/or observations regarding the different methods of interfacing a GE MARK IV/V/VI system to a DCS.
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Reader, suppose you were an idiot. And suppose you were a member of
Congress. But I repeat myself.
-- Mark Twain