USER HANDBOOK 2.0 | DC20XX, ET20XX, ECC21XX SLIM
Berghof Automation GmbH | Harretstrasse 1 | 72800 Eningen | www.berghof.com
Dialog-Controller-DC20XX_EN.docx
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Ethernet
The device has two 10/100 Mbit/s Ethernet interfaces.
The first Ethernet interface is used for standard Ethernet connections. TCP/IP and UDP/IP protocols permit
flexible connections to visualisation software, higher-level control units and to the IT infrastructure.
The second Ethernet interface is used as an EtherCAT master interface.
Other protocols available for the Ethernet interfaces: PROFINET, BACnet and Modbus.
USB
The USB host interface allows a wide range of peripherals to be connected to the device. This allows a USB
stick to be used for updating the application or for downloading data directly.
USB sticks with FAT/FAT32 formatting are supported.
If you require support for other USB formats, please contact our Technical Support.
CAN interfaces
The device has one standard CAN interface which can be used at a speed of up to 1 Mbit/s.
Serial interfaces
The device has 2 serial interfaces (1x RS-485; 1x RS-232).
Onboard inputs / outputs
The device incorporates digital inputs / outputs and analogue inputs.
Additional interfaces
There is also a debugging interface located on the device. A special cable with a 3.5 mm jack plug can be
connected to this interface. For further information, please contact our customer services team.
Real-time clock
A software interface permits the current time and date to be set and read on a real-time clock with battery
back-up.
microSD card
The standard commercial microSD card interface allows data to be written to memory cards or read from
memory cards.