Mitsubishi Electric Melsec Q Series User Manual page 189

7
MES INTERFACE FUNCTION CONFIGURATION TOOL
(7) DB buffering capacity (Range: 16MB to 512MB, Default: 64MB)
(a) Set the capacity used for DB buffering out of the entire CompactFlash card
(b) A half of the DB buffering capacity is used as the Automatically resend buffer and
(c) For the calculation method of available time for buffering using DB buffering
capacity within the following range.
Maximum capacity CompactFlash card capacity - 32M bytes
Note that a sufficient free space is needed for the CompactFlash card.
another half as the Manually resend buffer.
capacity, refer to the following section.
Section 3.1 Performance Specifications
7.6 System Setting
7.6.4 Setting items in DB buffering setting
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