Click here to learn the biblical way to get to heaven! (The most important page on this site)

Disclaimer: This document is written in the hope that you can utilize for your own education to gain knowledge of PLC systems (should you decide to utilize this document). Although I believe the information in this document to be accurate, it is YOUR responsibility to verify this information before implementing it in any way, especially when damage to personnel or equipment could result. By continuing to read this document, you agree to hold no one who writes, modifies, or distributes this document liable in any way (even negligence). Due to the wide variety of plant applications, some of the examples in this document may be prohibited at your location, or could cause damage to equipment, or harm personnel.
[Visit my Church Website] -- [Return to Index Page] -- [View Training Courses] -- [Contact ATI for Training] *Copyright 2005
Author: Ricky Bryce (Montgomery County, IL)
VPS Hosting Referral Code MJDCDJYou can have your very own virtual server though VPSLink! Using REFERRAL code MJDCDJ you will receive a 10% discount on your new account, and I will get a service credit on my account. My personal preference is the Link 2 package running XEN for starting out (You can upgrade any time). You can choose from a variety of Linux distributions such as CENTOS, Fedora, Debian, and Ubuntu. This is a great package for learning Linux, and setting up your own web page, or email server.

Message Object


The Message Object can be used to display a particular message on a Panelview screen based on the value of a memory location in the PLC. An example might be a equipment that runs through a various sequence of events. The message display can indicate where the system is in the sequence. For this example, we will add


  1. Since we will be adding this object to the Pump Control screen, be sure this screen is in focus, then click Objects | Message display from the Menu Bar.




  1. Draw the object on your Pump Control screen as shown:





  1. Double click the object to access the configuration screen. For this example, we will look at a Signed integer value. Choose “Edit Tag” so we can relate this message display object with a memory location in the PLC.





  1. Configure your tag as shown, the press OK.






  1. Next we need to Configure the various states for the message display, based on the value the PLC loads into O:1.3. Configure the various states as shown below: (Note: To add additional states, right click on the states screen and choose “Insert State”.