User manual

FL SWITCH MM HS
1-4
PHOENIX CONTACT 6874_en_09
Extension module
FL MXT
An extension module provides another 8 ports, which can be individually equipped with
interface modules. A maximum of 2 extension modules can be connected to the head
station. The maximum system configuration therefore comprises 24 ports.
FL MXT/M The FL MXT/M extension module is approved for shipbuilding and off/onshore applications
thanks to its certification according to GL (Certificate No. 2427504 HH).
Interface modules
FL IF ...
Interface modules provide the desired interface to the network. The two outlet directions,
the various types of media supported, and the port density of two ports per interface
module provide a high degree of flexibility in terms of the system configuration.
Converter board
FL CB IF
When connected to the FL CB IF converter board, the
FL IF TX/POF-... interface module can be used as a stand-alone media converter.
Figure 1-3 FL CB IF converter board
It is not possible to operate the extension modules without the head station.
Please observe the list of GL-certified components on page 11-8.