![CDATA[The KNX USB Interface 312 serves as a data interface between a PC or laptop and the KNX installation bus. It can be used as a programming interface for the ETS® software version 3 (or higher) and supports KNX Long Frames. Long telegrams enable faster downloads to devices that can receive these telegrams. The LEDs in the device indicate the operating status and communication errors on the bus. The USB connection is galvanically isolated from the KNX bus. Technical specifications Mechanical data - Housing: plastic - Series installation, installation width 1 HP Display elements - LED (multicolor) for USB - LED (multicolor) for KNX KNX - Medium TP - Long Frame - Object Server: BAOS V2 - Device model: System B Power supply - USB <, 15 mA - KNX <, 3mA Connections - KNX connection terminal - USB socket type B Compatibility ETS (Engineering Tool Software) from ETS3 Falcon driver (KNX Association) kDrive (Weinzierl) NOTE: Replaces USB Interface 311 (REG).]]>