Chapter 3 Creating and Editing Screens 
Revision May, 2010      3-31 
Corresponding Flag 
Corresponding 
Buffer Area 
Bit 
Binary Display of Relative 
Position (x) 
Function 
Buffer Area 4  3  0000 0000 0000 x000  Sampling History Buffer 4 
Buffer Area 5  4  0000 0000 000x 0000  Sampling History Buffer 5 
Buffer Area 6  5  0000 0000 00x0 0000  Sampling History Buffer 6 
Buffer Area 7  6  0000 0000 0x00 0000  Sampling History Buffer 7 
Buffer Area 8  7  0000 0000 x000 0000  Sampling History Buffer 8 
Buffer Area 9  8  0000 000x 0000 0000  Sampling History Buffer 9 
Buffer Area 10  9  0000 00x0 0000 0000  Sampling History Buffer 10 
Buffer Area 11  10  0000 0x00 0000 0000  Sampling History Buffer 11 
Buffer Area 12  11  0000 x000 0000 0000  Sampling History Buffer 12 
  12-15  xxxx 0000 0000 0000  Reserved 
  Sampling History Buffer Flag 
Bits 0 to 11 control the sampling history buffer operation of HMI by the PLC. When this 
flag is turned ON, HMI performs sampling one time. To control the sampling history 
buffer flag again, this flag must be turned OFF and then ON again.   
 
 
Fig. 3-4-6 History Setup