Rs485 Extension Module Bus; Figure 22: Location Of The Rs485 Extension Module Bus - Bosch AMC-4W Installation Manual

Installing the AMC-4W
5.9.

RS485 Extension Module Bus

The RS485 Extension Module Bus expands the AMC-4W with additional I/O
modules. Up to three expansion modules can be connected to provide additional
in- and outputs, for example, for elevator control.

Figure 22: Location of the RS485 extension module bus

A complete connection diagram of the RS485 extension module bus is
shown in chapter 7.1 'Connecting Diagram' of this documentation.
34 Installation Guide
Access Controller AMC-4W
Bosch Security Systems | V.3.1/2006-09