| Front-door station series for surface-mount for up to 23 flats Attractive and extremely hard-wearing metal case made of robust aluminium sections, projecting 20 mm. The product garden design consists of the station PDS and additional of the bell button extension PDT. It provides the front-door stations with the required number of bell buttons. Within certain limits the layout of the bell buttons and nameplate labels can be adapted to suit the customers needs. PDS Front-door station series for surface-mount for up to 3 flats : projection 20 mm : nameplate label size H ranges from 34 mm up to 72 mm x W 74 mm : metal case made of rugged aluminium sections : metal bell buttons with gold-plated and maintenance-free contacts : any bell button can be assigned to 2 in-house stations : long-life and energy-saving illumination of the nameplate : shatter-proof nameplate : acknowledgement tone when bell button is pressed : length of call ex works: 56 seconds / adjustable via the Service Device : any bell button can be used for luminaire switch on, light symbol attached : volume and microphone level manually adjustable : plug-in memory to exchange identical front-door stations : door-release time controlled by R-terminal ex works: 3 seconds / adjustable via the Service Device : on-service door release (to control the short-term memory for in-house stations) ex works: 56 seconds / adjustable via the Service Device : material / colors: aluminium anodised nature (EN), optional aluminium anodised bronze (EB), white painted (WS) : 3-wire technique necessary : input current (PDS): I (a) = 0.4 mA, l(P) = 16 mA standby : maximum input current (PDS): l(Pmax) = 65 mA : operating temperature range: -20°C to 50°C : dimensions: H ranges from 128 mm to 204 mm x W 135 mm x D 20 mm PDT Bell button extension for surface-mount for up to 5 flats : interconnection of up to 4 PDT extensions to PDS possible : projection 20 mm : input current (PDT): l(a) = 0.4 mA, l(P) = l(Pmax) = 11 mA : dimensions: H ranges from 128 mm to 204 mm x W 135 mm x D 20 mm PI135 Info module : long-life, energy-saving illumination of the information field : trunk connection to PDS / PDT : dimensions: H 90 mm x W 135 mm x D 20 mm |