Messages - Fuji Electric FRENIC-AQUA series User Manual

Metasys N2 is a serial communications protocol developed by Johnson Controls. It is used in building
automation.
6.1 Messages ................................................................................................................................. 6-1
6.1.1 Communications specifications........................................................................................ 6-1
6.1.2 Polling/selecting ............................................................................................................... 6-1
6.2 Setting up the FRENIC-HVAC/AQUA ...................................................................................... 6-2
6.3 Point Mapping Tables............................................................................................................... 6-3
6.4 Reading and Writing from/to Function Codes .......................................................................... 6-5
6.5 Support Command Lists........................................................................................................... 6-6
Metasys N2 (N2 PROTOCOL)
Table of Contents
CHAPTER 6