Siemens SIMATIC HMI Series Getting Started page 19

Number and type of slots for Comfort HMI devices
①
②
③
Note
Only the SIMATIC HMI Memory Card 2 GB offers protection from loss of saved data in case
of a power failure.
See also
Using automatic backup (Page 46)
Migration Guide Comfort Panels
Getting Started, 03/2011, A5E03478626-01
Slot for memory card in "SD(IO / HC)" or "MMC" format.
Recommendation: SIMATIC HMI Memory Card 2 GB
Slot for the system memory card.
Permissible: SIMATIC HMI Memory Card 2 GB
Safety sliding cover
KP400 Comfort / KTP400 Comfort: infinitely variable
From KP700 Comfort/TP700 Comfort: two-level
Replacing an HMI device
2.4 Slots for memory cards
19