instabus KNX/EIB Universal interface 8gang comfort flush-mounted black (01.11.2005) 1 Pcs. Order no. 7564 80 01 Packing unit 1 Operating voltage over bus 21 - 32 V= Input scanning voltage per channel 20 V Output current per channel max. 0,8 mA Operating temperature -5 - +45 °C Max. cable length 10 m Dimensions (W x H x D) 44 x 48 x 32 mm with 8 independent binary inputs for potential-free contacts 8 binary inputs, 8 outputs or 4 binary inputs and 4 outputs, parameters can be set outputs for LED e.g. as status LED with programming button and red programming LED for switch, push-button, dimmer and shutter functions dimming / position value transmitter 1 byte extension unit for light scene push-button cyclic transmission also possible via extension unit single and two push-button operation parameterisable one push-button operation for switching, pushing and dimming shutter operation concept short-long-short and long-short parameterisable objects: switching, pos. oper., feedback of respective output (only for applic. 4input/4output) object for audio/video control second operating level by object or 3-button handle (only 8-input application) short-circuit and overload proof (electronic fuse) protected against polarity reversal bus connection via connecting terminal with screw terminals