Glossary

Acknoledgement

Field of the KNX telegram used to confirm the correct receiving

Addressing

Procedure for assignment of an address (physical or group) to a KNX device

Application program

Software for the configuration with ETS of a KNX device for carrying out a specific application. The files have .vdx extension (up to ETS release 3) or .knxprod extension (from ETS release 4)

Area coupler

KNX device that connects a main line to the area line (backbone)

Auxiliary power supply

Additional power supply necessary for some KNX devices in addition to the standard power supply provided by the KNX bus line