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Introduction
8
CJ-series PROFINET IO Controller Unit Operation Manual for NJ-series CPU Unit (W511)
In this manual, “download” refers to transferring data from the Sysmac Studio to the physical Controller
and “upload” refers to transferring data from the physical Controller to the Sysmac Studio.
In this manual, the CJ1W-PNT21 Unit may be referred to as “PROFINET IO Controller Unit”, “Master
Unit, “IO Controller Unit”, “IO Controller” or “PNT21 Unit”.
Precaution on Terminology