
Information about planning and application
Product manual 2CKA001473B5204
│
59
Connection
Fig. 34: Application example: stairwell – connection
[1] Master thermostat
– "Relay insert flex, 1 gang" with "Busch-Watchdog 180 flex, Comfort sensor with multi-
lens"
[2] Option: Extension unit push-button
– E.g.: 2020 US/500
– The extension unit push-button can be used to switch on the light manually at any time
until the switch-off delay has elapsed.
[3] Extension unit
– "Extension unit insert flex" with "Busch-Watchdog 180 flex, Comfort sensor with multi-
lens"
– The detection range can be extended with additional extension units [3].
[4] Staircase lighting