Structure And Function; Overview - Siemens FDCL221 Technical Manual

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Structure and function

3.1

Overview

Building Technologies
Fire Safety & Security Products
FDCL221 line separator
The FDCL221 line separator can detect and disconnect short-circuits in the
FDnet/C-NET.
Properties
Compatible with FS20/FS720 fire detection system
Communication via the detector line
Individual addressing of line separators for easy location identification
Protects the FDnet/C-NET from short-circuits when sub-stubs are connected
Status indicator (LED) for the line separator
Different types of installation
Maintenance-free
Applications
Line separators are interconnected to ensure that several sub-stub lines do not
fail in the event of a short-circuit.
Modernization of collective detector lines on the addressed FDnet/C-NET
system.
Structure and function
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09.06.2009