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3
SPECIFICATIONS
3.2 Function List
3.2.1 Temperature conversion system
3 - 9
1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
SPECIFICATIONS
4
SETUP AND
PROCEDURES BEFORE
OPERATION
5
UTILITY PACKAGE (GX
CONFIGURATOR-TI)
6
PROGRAMMING
7
ONLINE MODULE
CHANGE
8
TROUBLESHOOTING
(c) Moving average
Measured temperature values, which are taken at every sampling period for the
specified number of times, are averaged and stored in the buffer memory.
The latest measured temperature value can be obtained because the averaging
processing is executed moving for each sampling period.
Figure 3.2 Moving average processing for four times settings
Figure 3.3 Buffer memory data change in average processsing
Sampling period (320ms)
CH[] measured temperature value
(Un\G11 to Un\G18)
Conversion completion flag
(Un\G10)
Measured
temperature value
1st storage
2nd storage
3rd storage
Time [ms]
0
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
10000
8000
0
(a) (b) (c)
OFF(0)
ON(1)
Data transition in buffer memory
1st storage
2nd storage
3rd storage
444
1) + 2) + 3) + 4) 2) + 3) + 4) + 5) 3) + 4) + 5) + 6)