Operation
7
FLOW SET UP
In
Flow Setup
mode, there are four types: Round Duct, Rectangle Duct,
Duct Area, and K-Factor. Use the
or
soft keys to scroll through
the types and then press the
key to accept the desired type. To
change the setting, highlight the
Enter Settings
option and press the
key.
Press/Kfact
allows for calculating flow rate from diffusers or flow
stations with pressure taps using the instruments pressure ports and
K-factors. The K-factors are obtained from the diffuser or flow station
manufacturer. For more information, refer to
Up to 5 K-factors can be pre-programmed for quick use.
When
Flow
is set as the
Primary
measurement in the
Display
Setup
menu, the K-factor will also be displayed.
When measuring
Flow
as the
Primary
measurement, the parameters
can be quickly changed by pressing the
or
key while on the
main measurement screen. Make adjustments with the
or
arrow
keys and press
to accept, or enter the
Select
Kfactor
menu to
choose a different pre-programmed flow value.
ACTUAL/STANDARD SETUP
Choose Actual/Standard measurements and parameters in the
Act/Std Setup menu. Within this menu, you can also select Standard
Temperature, Standard Pressure and a source for the actual
temperature. The actual barometric pressure must be entered to
convert air velocity and volume measurements to actual conditions.
The Entered Temp range is from -40 to 1832°F (-40 to 1000°C).
DATA LOGGING
Measurements
Measurements to be logged are independent of measurements
on the display, and must; therefore, be selected under
DATA
LOGGING
Measurements
.
When set to
ON
, measurement will be logged to memory.
When set to
DISPLAY
, measurement will be logged to memory
if it is visible on the main running screen.
When set to
OFF
, measurement will not be logged to memory.
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