Omega Engineering i Series User Manual page 24

FILTER CONSTANT SUBMENU:
Press d
Press b
Press d
14) Display flashes previous selection for Filter Constant.
15) Scroll though the available selections: 0001 , 0002 , 0004 ,
0008 , 0016 , 0032 , 0064 , 0128 . - Default is 0004
16) Display shows STRD stored message momentarily only, if a
change was made, otherwise press a to advance to IN.RD
Input/Reading Submenu.
The Filter Constant Submenu allows the user to specify the
number of readings stored in the Digital Averaging Filter.
For PID control select filter value 0001-0004. A filter value of 2 is
approximately equal to 1 second RC low pass time constant.
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