M4M 20/30 BACnet Network Analyzer Communication Protocol Manual

This document is a technical manual for the BACnet communication protocol implemented in M4M Network analyzers (specifically M4M 20 BACnet and M4M 30 BACnet). It details supported BACnet services, object types (including analog values, energies, power quality, and harmonics), data link layer specifications (BACnet/IP), frame layout, and segmentation rules as defined by the ANSI/ASHRAE-135 standard.