3 Product DescriptionThe monitor module AD-MM 400 is a display and control unit for the front doorinstallation. It can be connected to other devices of the Adamczewski elektronischeMesstechnik GmbH or to devices from other manufacturers via its RS-485 interface.The display is via a graphical TFT display.The AD-MM 400 communicates with the connected devices via the Modbus protocol.It can function both as a Modbus master and a Modbus slave.As a Modbus master, the AD-MM 400 records the data of the connected Modbusslaves and displays them. The data, even from different slaves, can be combined inthe displays as desired.As a Modbus slave, the AD-MM 400 displays data it receives via the interface from aModbus master. Again, the displays are freely configurable.3.1 Properties• Display and control unit for the front door installation• Display via graphical TFT display• RS-485 interface, Modbus RTU• Operation as Modbus master or Modbus slave possible• Modifiable slave address when operating as a Modbus slave• Device configuration and firmware update with Configuration Software AD-Studio via its own AD-PC interface• Creating custom ads with the Configuration Software AD-Studio3.2 Scope of Delivery• AD-MM 400• All required plug-in connection terminals• This manualFor configuration with the Configuration Software AD-Studio , you need the optionalVarioPass programming adapter.7