Mitsubishi Electric GOT1000 Series Handbook page 58

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3.2 Precautions for Use
• The memory for operation (RAM) cannot be extended.
If the amount of data expanded to the memory for operation (RAM) exceeds
57MB, data must be resized by reducing the project data or deleting the
unnecessary OS.
For the extended function OS and option OS, the compressed data
are stored in the memory for storage (ROM) and the data size becomes larger
as shown by and
(RAM).
The buffering area
or advanced alarm and uses the memory for operation (RAM). The data size
varies depending of the setting.
The stored resource data is stored to the specified storage destination (Drive A
or Drive B) when saving to a file is specified by GT Designer2. (The memory for
storage (ROM) is not used.)
If the amount of data expanded to the memory for operation (RAM) exceeds
57MB, data must be resized by deleting the project data or unnecessary OS.
Memory for storage (ROM)
Memory for operation (RAM)
Data type
Extended function OS stored in the ROM
Option OS stored in the ROM
Extended function OS expanded to the RAM
Option OS expanded to the RAM
Communication driver
Special data
Project data
Buffering area
when they are expanded to the memory for operation
is an area for storing the resource data such as logging
A maximum of 57MB
and
Operation by
expanding
from ROM to RAM