Can I implement a 4–20 mA analog input signal using the TM221CE16T PLC?
Issue:
Is the TM221CE16T PLC capable of supporting a 4–20 mA analog input signal?
Product Line:
M221
Environment:
EcoStruxure Machine Expert
Resolution:
While the integrated inputs on the TM221CE16T are voltage-only, the system is expandable. You can add TM3 I/O modules for current inputs as shown on page 14 of the catalog.
https://www.se.com/us/en/download/document/DIA3ED2140109EN/