My parts list/tender specifications

Extension Module

Data Sheet:

For transmitting different control commands via a single conductor wire. For devices with intelligent extension input. For operation via conventional push-buttons 2020 US and 2021/6 U. For operation via conventional 2gang push-buttons 2020 US-205 and 2021/6/6 U. For universal attachment or installation. For installation in (deep) flush-mounted boxes to German Standard DIN 49073. Including compact connecting terminal for cable connection. Cable length: approx. 80 mm.