
1.2.2.1.3 Connections
All terminals for electrical connection are available on the terminal base. For information on con-
nection and available interfaces see the descriptions for
● TB511
Chapter 1.1.1 “TB51x-TB54x” on page 4
● TB541
Chapter 1.1.1 “TB51x-TB54x” on page 4
.
1.2.2.1.4 Storage Elements
The processor modules are supplied without lithium battery. It must be ordered separately. The
TA521 lithium battery is used for data (SRAM) and RTC buffering while the processor module is
not powered.
The CPU monitors the discharge degree of the battery. A warning is issued before the battery
condition becomes critical (about 2 weeks before). Once the warning message appears, the
battery should be replaced as soon as possible.
The technical data, handling instructions and the insertion/replacement of the battery is
described in detail in chapter
AC500 processor modules are supplied without memory card. It must be ordered separately.
The memory card can be used
● to read and write user files
● for firmware updates
Detailed information can be found in the
.
AC500 processor modules can be operated with and without memory cards. The processor
module uses a standard file system (FAT; filenames stored in 8.3 format, on memory card). This
allows standard card readers to read and write the memory cards (MC502).
Only genuine MC502 memory cards are supported.
For more information on the technical data, handling instructions and the insertion/replacement
of the memory card, please refer to the chapter Memory Card
Lithium battery
Purpose
Memory Card
Device Specifications
Processor Modules > AC500 (Standard)
2019/04/17
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