Upgraded solution for building more than 32 users (2 wire)

Features/Highlights

BDU in router mode for system capacity extender(By default)

  • Support the expansion of up to 256 users (when M4 push button is used, max.64 users)

  • Free configuration in simple system , no need to configure BDU and Namelist table

  • BDU & Monitor online detection (T5/M4 module supported)

  • Stable system, verified by multiple tests

  • No hardware changes, make the stock to have the new function via firmware update

  • Compatible with the original working mode

 

 

Standard - wiring and capacity of BDU expansion

Standard - wiring and capacity of BDU expansion

 

 

Firmware version and Upgrade Guidance

Firmware version and Upgrade Guidance


Application scenarios and brief description of operation

DT821/VD+T5+BDU-V2(max.256)

DT821/VD+M4+BDU-V2(max.64)

DT821-TFT/MK/DR+BDU-V2


Video demonstration

Video demonstration