Information

Extension Unit * Part number: 83111-500 * Allows the integration of the ABB-Welcome installation in letter boxes and bell systems of different manufacturers, such as in the products of Erwin Renz Metallwarenfabrik GmbH & Co KG, Boschstr. 3, 71737 Kirchberg/Murr. * With interface for the connection of additional built-in keypad extensions. * The built-in audio module can be extended to a maximum of 99 inputs for doorbell push-switches with the aid of the built-in keypad extension. * Consumer units: 1 * Temperature range (Device): -25°C to 55°C * Dimensions: (LxWxD): 68x50x24