Safety Instructions; Explanation Of Displays And Buttons - Becker Centronic VarioControl VC421 Bedienungsanleitung

Caution
• Risk of injury by electric shock.
• All electrical installations to a 230 V power network must be performed
by an authorised electrician.
• Before assembly, disconnect the power lead from the supply.
• When installing the system, the provisions set down by local public
utilities and the stipulations for wet and damp rooms in accordance
with VDE 100 must be observed.
• For use in dry rooms only.
• Use unmodified Becker original parts only.
• Keep persons away from the systems guide track.
• Keep children away from controls.
• Always comply with relevant national stipulations.
• If the system is controlled by one or more devices, the system guide
track must be visible during operation.

Explanation of displays and buttons

Antenna
Connecting terminals

Safety instructions

14
Operating Instructions
Programming button
Transmission control light