Bus Board; Layout And Principle Of Operation - Siemens SIMATIC HMI IPC677C Operating Instructions Manual

Detailed descriptions

16.2 Bus board

16.2 Bus board
16.2.1

Layout and principle of operation

The bus board is designed as a link between the motherboard and the expansion modules. It
is secured with five screws.
Two models of the bus board are available:
Variant 1 has two PCI slots (1x short, 1x long). It can host expansion modules conforming to
PCI specification (Rev. 2.2) for 5 V and 3.3 V modules. All PCI slots are master compatible.
The expansion modules are supplied with power via the bus board to motherboard
connection.
①
②
③
Variant 2 has one PCI and one PCI Express slot.
①
②
③
210
12V power supply connection for WinAC module
Slot 2
Slot 1
Slot 1 PCI
Slot 2 PCI Express x16
12V power supply connection for WinAC module
SIMATIC HMI IPC677C
Operating Instructions, 04/2013, A5E02722710-04