First Quarter 2001, the Caterpillar Product Identification Number (PIN) changed from 8 characters to 17 characters.
The Product ID that is required by the PL522/523 System is the last eight digits. Refer to Item 4 in Illustration 48.
Click "OK" after changing each parameter to return to the Configuration screen.
To configure a value, highlight the value and select "Change" at the lower left corner of the screen. The current value
will appear along with a pull-down menu to select the new value.