for the extension of up to 4 additional push-buttons for the devices:

• Universal push-button module (ref.-no. 419.. TSM-01)
• Room controller display compact module (ref.-no. 4093 KRM TS D-01)
• Room controller display module 2-gang (ref.-no. RCD .. 4092 M-01)

preferred installation: vertical
Adapter frame is pre-mounted for LS range.
A range without adapter frame.
red LED: status indication