1 Overview
16-2 SmartAXIS Touch User’s Manual
1.2 Data Storage Area
● Data Storage Area Capacity and Types of Storable Data
You can allocate areas to save Alarm Log data, Operation Log data, and Data Log data, as well as areas to use as HMI
Keep Registers (LKR) and HMI Keep Relays (LK). The unallocated leftover area is free space.
● Minimum and Maximum Amount of Data Storage and Number of Addresses
The minimum and maximum amount of data storage and the minimum and maximum number of addresses that can
be configured for the data storage area is as follows.
Alarm Log data Operation Log
data
Data Log data
HMI Keep Registers
(LKR)
HMI Keep Relays
(LK) Free space
Data storage area (102,400 bytes)
Data type Minimum Maximum
Number of Stored Data for Alarm Log 0 5,011
Number of Stored Data for Operation Log 0 3,579
Number of Stored Data for Data Log per Device 0 12,528
Number of HMI Keep Register (LKR) 1,024 8,192
Number of HMI Keep Relay (LK) 1,024 8,192