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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.
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Author: Ricky Bryce (Montgomery County, IL)
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Numeric Entry


The Numeric Entry object allows the operator to enter a numeric value onto the Panelview terminal. This value is then sent to a memory location in the PLC, so this would be considered an INPUT from the PLC's point of view. There are two types of numeric entry: Keypad Enable, and Cursor Point. Keypad Enable associates the object with a function key. When the function key is pressed, a scratchpad will open up allowing the operator to enter a numeric value. Cursor point allows us to use the arrow keys to select the object we want to enter data into. For this example, we will use the cursor point object to enter data.


  1. We will place this numeric entry object on the Pump Control screen, so with this screen in focus click Objects | Numeric Entry | Cursor Point.




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




  1. Double click the object to get to it's configuration, then choose “Edit Tag”. We need to associate this numeric entry object with a memory location in the PLC.





  1. Next, fill out the appropriates fields in the tag editor. Since this is going to the PLC, we will consider this to be an input.




  1. Set up your display tag to reflect the memory location we are writing a value to for this example: