Target Data - Mitsubishi Electric QJ81DL96 User Manual

7
DATA LOGGING FUNCTION

7.1 Target Data

'Target data' are the contents of the programmable controller CPU's device memory saved
to the CompactFlash card along with a time stamp.
(1) Device memory subject to data logging
Data logging can be performed for the device memory below.
For details, refer to the following section.
 Section 3.2 (3) Accessible devices
(2) Data type
Device memory subject to data logging can be logged as the data types shown in the
table below.
(3) Number of target data settings
Up to 256 pieces of 'target data' can be set for a single 'data logging setting'.
• Control CPU devices X/Y/M/T/C/D/R/B/W and others
• The device memory of other CPUs when multiple CPU configurations
• The device memory of other stations' CPUs that was transmitted via the
network
Data type
Bit
Word [signed]
Double word [signed]
Word [unsigned]
Double word [unsigned]
Float (single precision)
Float (double precision)
16 bit BCD
32 bit BCD
String
Raw
Number of occupied device points
1 point
1 point
2 points
1 point
2 points
2 points
4 points
1 point
2 points
(String count/2) points
(Binary size/2) points
7.1 Target Data
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