Catalogue 2019 Intelligent building technology by Gira

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Vydal: SBS ELEKTRO s.r.o.

Strana 617 z 696







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8mmwire diam- eter). 100 m K 0. Cable lengths In systems with video components, the maximum total line length is 300m (distributed over several cable sections). max.6 mm/150 m K 0. 1222 00 Technical data Ambient temperature: -25°C +70°C Port: Screw terminals Dimensions D): 27mm Installation: surface-mounted sur- face-mounted junction box - flush-mounted deep flush- mounted device box - on top-hat rail using included DRA adapter Device description The video amplifier used extend the range Gira door communica- tion systems with video function. 28 home stations, door stations with colour camera, video amplifier). The video signal forwarded amplified state via Bus_OUT. The number devices depends the number simultaneously called up home stations with video function: Home stations video per residential unit 3 Residential units 6 Home stations 18 The following rules apply: - maximum devices can connected each cable section. . Bus_OUT Connection the video amplifier home stations with video function.: 1220 00. (B) video amplifier order no. Note The video control unit can supply devices with electricity (e.: 1226 00. Because the video signal the video amplifier only routed one direction from Bus_IN Bus_OUT, all devices which emit video signal must connected Bus_IN via the Gira 2-wire bus.8 mm (A) (A) (A) (B) (A) video distributor order no.6 0.8mm wire diame- ter).8mm wire diameter A maximum video devices may connected cable section. With video amplifier, the cable length between the door and home sta- tion can extended 100 150m maximum 300m. doing so, the line attenuation from the source the video sig- nal the input the video amplifier compensated.6 0. Connection terminals: Bus_IN Connection for the incoming video signal from door stations with video function, DCS-camera-gateways DCS-IP-gateways.8 mm max. 100 0. Maximum line lengths with video components from the control unit to the last device (when using the video amplifier): - 100m with 0. g. However, the maximum line lengths (from the control unit the last device) may not exceeded.6 mm/150 0. The lengths specified this example are the maximum line lengths per section. With video amplifier, the maximum cable length from the first camera to the last home station 200 300m (for 0. Example system with home stations and specification cable lengths.6mm wire diameter - 150m with 0. - maximum video distributors including video multiplexers can be used one system.615 Gira electrical installation systems Video Door communication I Technical information Video amplifier Order No. - The video amplifier counts device. The video amplifier increases the volume the incoming video signal to the maximum permissible bus volume and outputs the output the device. Without video amplifier, the maximum cable length from the first cam- era the last home station 100 150m (for 0