ABB i-bus EIB SB/S 2.3 Mode D'emploi page 32

Installation
Installation in conjunction with extensions of the control
module
Please note the following:
- The maximum line length in operation must not exceed
60 Hz = 80 m or
50 Hz = 100 m
- The extension pushbutton is connected to the control
module, not to the dimmer.
• If possible, lay the extension lines separately from
the loan lines.
The following can be used as extensions:
- NOC switches (2020 US, 2021/6 UK)
CAUTION
It is not permissible to illuminate the switch extension
in parallel to the switch contact: Use switches with
supplementary "N" terminal.
Dismantling
• Dismantle the control module by removing the terminal
block and ensure that the bus line is not interrupted.
GB