Siemens FC924 - FCA2016-U1 RS-485 Class ‘A’ Module

FS20 Marine Fire Detection Control Panel
86
Siemens Industry, Inc. A6V10519176_enUS_b
Building Technologies Division
16 FCA2016-U1 RS-485 Class ‘A’ Module
16.1 Description
The RS-485 class ‘A’ module (iso.) FCA201-U1 is plugged into the Operating Unit &
Main board and is intended for operating periphery devices on the RS-485 circuit, e.g.
the remote peripheral module FCA2018-U1 for the external event printer (PAL-1) or the
remote terminal FT2015 Series.
The RS-485 module has the following features:
 Dual, standardized RS-485 interface
 Supports style 4 (class B) and style 6 (class A)
 Up to eight devices on the RS-485 circuit style 6
 Electrical isolation between the RS-485 interfaces and the panel
 Ground fault supervision