Door loudspeaker module 1+n technology for Siedle Vario with integrated loudspeaker and microphone.
• Door link-up of telecommunication systems TC 611-5, TC 711-8/-16 /-24 ISDN with suitable interfaces
• In non-Siedle telecommunication systems FTZ 123D12 with PVG 602-… Weather-proof door loudspeaker module for the new wire-saving system. With floating weak current light button and illuminated symbol, with integrated switching unit/switch unit accessory function for automatic synchronization where several door loudspeakers are used, and floating work contacts for door release and light. Volume controller for loudspeaker. Integrated video control, as well as facility for connection of switching/remote controller SFC 602-… and door release controller CTÖ 602-…
The ZD 512-4 or ZD 061-10 must be used in the call button modules! No reverse compatibility exists with existing circuits with e.g. TLM 511/521/522-…, TLE 051-… etc!