BKM-142 multiplex coupler main line center REG 6D video light gray. Coupler main line multiplex for intercom according to DIN EN 50486 in 6-wire video technology. DIN rail mounting device. Main line coupler for extending the main line cascade and a total of up to 15 main line couplers are supported in one system. Functions: 4 internal conversation paths, input/output, video input, separate LED status display on audio and video path, LED status display for power supply and data traffic. The main line is supplied via a separate line supply. DREHFIX function: One-man commissioning through addressing with rotary coding switch.
