SubSurface Instruments AquaTrac, Руководство пользователя, Страница: 10 / 16

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10
s
eleCting
f
ilters
To access the filters' screen, press the FILTERS Button (Left Arrow) on the keypad.
Select the frequency you want to customize, the display has 4 customizable digits, increase or decrease the number on
each position to the desired frequency using the UP and DOWN arrows and navigate through the 4 digits with the LEFT
and RIGHT arrows, once you've reached the desired frequency, press the LEFT arrow until it selects the word RETURN,
accept the selection with the middle OK Button. Automatically, the Aqua Trac™ will make the necessary calculations locking
in the selected filter.
The selection of the appropriate filter depends on different factors such as pipe material, depth of the utility and conditions
of external noise; all of these factors should be taken in consideration when choosing the correct filter for the job.
These images are a graphical representation of the changes in the frequency depending on the selected filter.
a
CCessing the
f
ilters
s
etting
C
ustom
f
ilters
s
eleCting the
C
orreCt
f
ilter
f
reQuenCy
(h
z
)
l
oW
p
ass
f
ilter
Low Frequency: 0 Hz.
High Frequency: 800 Hz.
h
igh
p
ass
f
ilter
Low Frequency: 600 Hz.
High Frequency: 2200 Hz.
f
reQuenCy
(h
z
)
Filters
Custom Filters
Confirm
Selection
Navigate