for the extension of up to 4 additional push-buttons for the devices:
- Universal push-button module (ref.-no. 419.. TSM)
- Room controller display compact module (ref.-no. 4093 KRM TS D)
- Room controller display module 2-gang (ref.-no. RCD .. 4092 M)
preferred installation: vertical
Adapter frames are included in delivery: ref.-no. LS 4 AR for LS range (pre-mounted) and ref.-no. CD 4 AR for CD range. AS / A ranges without adapter frame.
red LED: status indication
