Product description
1.4 External design of the device
SIMATIC IPC BX-39A
14 Operating Instructions, 07/2022, A5E50715883-AA
⑪ Opening for expansion
Interfaces of external expansion modules (M.2 format)
Status display of the operating state
Device with expansion slots
Other device variants (Page 43):
• with slot for one PCIe expansion card
• with slots for two PCIe expansion cards
You can find more information about expansion cards under "Expansion cards (Page 57)".