AD-1272 Advanced Thermal Dispersion Probe Airflow Measuring System Technical Bulletin
18
Flow Output LPF
The Flow Output LPF submenu allows the selection of the level of process filtering applied to the flow outputs. The
levels are 0 to 9, with 0 indicating the filter is off and 9 indicating maximum filtering. The filtering affects the reported
flow values and analog channels configured for flow. Display Filter is an additional filter selection applied only to the
display.
Note:
Each unit of filtering is equal to 10% filtering. For example, 2 is equal to 20%.
Updating Low Output LPF
1. In the Operator Menu, press
UP or DOWN
to scroll to the Flow Output LPF submenu.
2. Press
ENTER
.
3. Make any necessary updates to the submenu selection option. See Table 9 for a description of the Flow Output
LPF submenu selection option and its configurable option.
Table 9: Flow Output LFP Submenu Selection and Configurable Option
Flow Output LPF
Submenu
Selection
Configurable Option
Flow LPF Selection
Select between 0 to 9 (9 equals 90% filtering).
Figure 24: Flow Output LPF Flowchart
Flow Output LPF
ENTER
ESC or ENTER
*Default values shown
Selected Submenu
Submenu Selection Display
FI
G
:f
?
lo
w
ch
a
rt
_
w
o
Figure 25: Flow Output LPF Selection Screen
