AD-1272 Advanced Thermal Dispersion Probe Airflow Measuring System Technical Bulletin
10
1. In the Operator Menu, press UP or DOWN to scroll to the Flow Configuration submenu.
2. Press ENTER.
3. Scroll through the submenu options and make any necessary updates. See Table 2 for a description of the
Flow Configuration submenu selection options and their configurable options.
See Table 3 and Table 4 for the available selections for units appropriate for the flow type.
Table 2: Flow Configuration Submenu Selections and Configurable Options
Flow Configuration
Submenu
Selections
Configurable Options
Duct Shape Select between rectangle, round, oval, or other duct shapes.
Duct Width
1
1. For oval ducts, width equals major axis and hight equals minor axis. For round ducts, width and height are not used.
Select between 0 to 120 in. or 0 to 304.8 cm.
Duct Height
1
Select between 0 to 120 in. or 0 to 304.8 cm.
Duct Diameter
2
2. For rectangular ducts, oval, or other duct types, diameter is not used.
Select between 0 to 120 in. or 0 to 304.8 cm.
Duct Area Scroll between 0 to 100 square feet or 0 to 9.3 square meters. A value not stored or an out of range
error displays if the entry exceeds the design range. The units are previously determined.
Site Elevation Select between 0 to 15,000 feet or 0 to 4,572 meters. The units are previously determined.
Relative Humidity Select between 0 and 99% relative humidity 1% at a time. Holding the button increases the speed at
which the value changes.
Flow Units Select between the units listed in Table 3.
Output Lockout Enter three digits with two decimal places. Units are in ft/min or m/sec.
Table 3: Volumetric Units of Measurement from Flow Unit Selection and Display Units
Actual Flow Units
1
1. Actual Flow Units is the default setting.
Imperial Units SI Units
Standard Flow
Units
Imperial Units SI Units
Actual/Sec ACFS ALPS Standard/Sec SCFS SLPS
Actual/Min ACFM ALPM Standard/Min SCFM SLPM
Actual/Hour ACFH ACMH Standard/Hour SCFH SCMH
Table 4: Volumetric Units of Measurement (Part 1 of 2)
Volumetric Units of Measurement Display
Actual Cubic Feet Per Second ACFS
Actual Cubic Feet Per Minute ACFM
Actual Cubic Feet Per Hour ACFH
Actual Liters Per Second ALPS
Actual Liters Per Minute ALPM
Figure 14: Flow Configuration Selection Screen
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