Using the MicroLogix 1100's LCD To Change Trim Pot Values



The MicroLogix 1100's LCD display allows access to many of it's features and functions.

In today's article, we show you how to use it to change Trim Pot values:

Changing Trim Pot values on the MicroLogix 1100

1) When the MicroLogix 1100 is powered on, it displays the I/O Status screen as shown below:

MicroLogix-1100-LCD-Home-IO-Status

2) To change the Micro's Trim Pot values, we need to access the LCD menu. To do this, press the ESC button and you should see the display below:

MicroLogix-1100-LCD-Menu

3) Next, press the down arrow button four times to select “Advanced Set,” then press the OK button:

MicroLogix-1100-LCD-Menu-Page-2-User-Display-Selected

4) Here, press the down arrow button three times to select “TrimPot Set,” then press the OK button:

MicroLogix-1100-LCD-TrimPot-Menu

5) Now select either “LCD:0.POT0” or “LCD:0.POT1,” and press the OK button.

MicroLogix-1100-LCD-TrimPot-Menu-2

6) Here you see the Trim Pot Min and Max values (TMIN and TMAX) as well as the value for POT0 (or POT1) flashing:

MicroLogix-1100-LCD-TrimPot-Display

7) Use the Left and Right arrow buttons to select a POT digit, then use the Up and Down arrow buttons to change the selected digit's value.

MicroLogix-1100-LCD-TrimPot-Change

8) When done, to return to the I/O Status display press the ESC button until you see the main menu. Then select “I/O Status” and press the OK button:

MicroLogix-1100-LCD-Menu

I hope the above procedure on how to use the MicroLogix 1100's LCD display to change it's Trim Pot values was helpful.

If you have any comments, questions, suggestions, or corrections, please feel free to leave them with us by filling out the “post a comment or question” link below.

Sincerely,

Shawn Tierney
Automation Instructor and Blogger

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Shawn Tierney

Shawn began sharing automation news and know-how online in 1996 when he launched his first BBS. Then in 1999 he moved to the internet launching ShawnMichael.com, which he later renamed ShawnMTierney.com. In 2013 he moved his automation efforts to a new website, TheAutomationBlog.com, which has since become the most popular independent industrial automation blog on the web.
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