Surface-mounted device for KNX 4-channel annual time switch 6144/40. LED reception display. A 3-core shielded cable (max. 200 m) can be used for connection. Up to 10 time switches can be connected in parallel to this antenna. Can be used worldwide. Reception and processing of the GPS time signal (GMT). The output signal is a form of the DCF time telegram. Time and date are automatically read into the time switch. Easy to install, housing can be rotated in the mounting bracket. External power supply required (e.g. 6358-101). For wall mounting.