Siemens FS20 - Page 277

Mounting and installation FC2080
Installing the carri
er (19", card cage)
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Building Technologies
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Fire Safety
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6.4.3.2 X11…X52 connection terminals for the module bus card
The module bus card determines the PIN assignment of the four connectors. You
will find the pin assignments in the description of the corresponding module card.
The assignment of the connector is:
● Connections of module bus card 1 are on connectors X11 and X12
● Connections of module bus card 2 are on connectors X21 and X22
● Connections of module bus card 3 are on connectors X31 and X32
● Connections of module bus card 4 are on connectors X41 and X42
● Connections of module bus card 5 are on connectors X51 and X52