Siemens FS20 - Pin Assignments

Mounting and installation FC2080
Processor unit (19", FC2080)
6
268 | 354
Building Technologies
008851_s_en_
--
Fire Safety
2016
-
01
-
27
6.2.3 Pin assignments
6.2.3.1 X11/X12 connection terminals for SDL1/SDL2
The ↑ FCnet is connected to the following connection terminals:
● X11 'SDL1'. FCnet connection for network module (SAFEDLINK, CC) of the
↑ CPU card (FC2080)
● X12 'SDL2' FCnet connection for network module (SAFEDLINK, CC) of the
communication card (FC2080) or the redundant CPU card (FC2080)
● X3 FCnet connection for ↑ network module (SAFEDLINK) on connector X13
(main module) on the optional operating unit
Pin Designation Description
4 A1 Line 1 (+)
3 B1 Line 1 (–)
2 A2 Line 2 (+)
1 B2 Line 2 (–)
Admissible cable cross-section: 0.2…2.5 mm²
The ↑ FCnet networking of the FC2080 or the FG2020 is always connected via two
network modules irrespective of the number of ↑ CPU cards. The network module
on the communication card is used with a CPU card.
Figure 143: ↑ FCnet networking of FG2020 without operating unit
B2A2B1A1B2A2B1A1
1234 1234
X11
X12
FCC2003
FC2080
FCnet
FCnet