Siemens FS20 - Page 267

Mounting and install
ation FC2080
Processor unit (19", FC2080)
6
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354
Building Technologies
008851_s_en_
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Fire Safety
2016
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01
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27
Element Des. Function
Connection terminals X10 Connector terminal for system supply
X11
'SDL1', connection terminal for network module (SAFEDLINK, CC) of
the first CPU card
X12 'SDL2', connection terminal for network module (SAFEDLINK, CC):
● Degraded mode module on the communication card with Single
CPU operation
● Network module for second CPU card with Dual CPU operation
Connector X13 'SER_OPT2', connection terminal for RS232 interface
X14 SER_OPT1, connection terminal for RS485 interface
Connector
Degraded mode
X45
'DegradeAT', connector strip for degraded mode indicator [AT] of
module bus card on slot 4
X55
'DegradeAT', connector strip for degraded mode indicator [AT] of
module bus card on slot 5
Connection terminals
Module bus cards
X41 Connection terminals 1 for the module bus card on slot 4
X42 Connection terminals 2 for the module bus card on slot 4
X51 Connection terminals 1 for the module bus card on slot 5
X52 Connection terminals 2 for the module bus card on slot 5
Internal bus X5000 'Module bus1', connector strip for module bus 1
X5001 'Module bus2', connector strip for module bus 2
X30 'PMI', connection between supply and optional operating unit