BECKHOFF CX1020 - Manual (Page 24)

Product overview
22 Embedded PC
Compact-Flash card
The Compact Flash card (CF card) is a non-volatile memory medium.
Data to be retained in the event of a power failure should be saved on the CF card. The CF card operates similar to a
hard disk.
Warning
It is recommended only use CF cards supplied by Beckhoff Automation GmbH.
The CF cards are made for industrial use. They possess a higher number of read / write cycles and
an enhance temperature range (up to + 85°C).
A proper operation of the CX-System can only be guaranteed with the use of CF cards from
Beckhoff Automation GmbH!