Johnson Controls 300 Series - Network Control Module 300 Series; Introduction

Network Control Module 300 Series Technical Bulletin 3
Network Control Module 300
Series
Introduction
The Network Control Module 300 Series (NCM300) is the main
processing module in the Metasys® Network. Fully programmable,
the NCM coordinates and supervises the control activities for all
objects and control loops connected to it via Network Expansion Units
(NEUs) and Application Specific Controllers (ASCs). Table 1 shows
the models available for the NCM300 Series.
This document also shows how to replace an NCM401 with an
NCM300.