My experience with EthernetIP and CIP was limited to the interaction between VTSCADA and Allen-Bradley PLCs. This experience was amazingly straightforward. The CIP driver built into VTSCADA made me complacent and I assumed that it was going to be just as easy when I got started with it in the SEL-RTAC. It wasn’t The goal […]
How-To's
Password Override Jumper on RTAC 3505
Have you ever arrived at a site and there is no password for the device? You have to log on the PLC or RTU but the owner doesn’t know the password and it isn’t written down anywhere? Or maybe you have a bench unit that you forgot the password for. That’s what happened to me […]
Time of Day Calculations with VTScada
Someday I hope that it will be standard for utilities to provide a API that customers can use to calculate the current rates for energy, etc. Today however, we have to do it by hand. My last post was a straightforward energy rate with a base charge, but I have a time of day rate […]
Calculations in VTScada
You already know I like VTScada as my HMI/SCADA application of choice, and being able to add functions and calculation to tags is another reason I like it. And did you know they have a FREE (as in beer) version that you can download and work with? Its what I use for my Home Energy […]
Connect a SEL-849 with VTScada
I’m helping a client troubleshoot an HPU motor tripping. There isn’t any monitoring of current and they are running out of ideas. I suggested we pick up a SEL-849 and tie it into the SCADA and trend the current and figure out how that works. This post is a tutorial on how to get started […]