Fieldpiece HG3 - Wireless HVAC Guide System Analyzer Instrukcja Użytkownika Pobierz pdf (Strona 26)

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6.2 CFM INPUT FORM

Inputs

Grille 01 Each grille has a numbered label.

ID Each grille has an alphanumeric customizable ID.

Flow Choose Supply or Return.

Manufacturer's Data is is the free area correction for each grille.

Selections

None No area is used and CFM cannot be calculated.

No Corrections No corrections are made and CFM is based on

the size of the grille entered i.e. no grille on duct exit.

Free Area Use Manufacturer's free area in square feet (sq),

inches(sqin), centimeters(sqcm), or meters (sdm).

Area Multiplier Enter the manufacturer's Area Multiplier and grille

dimensions.

Fieldpiece Defaults Use the Fieldpiece Defaults for grille type and

input size if no manufacturer's data is available.

Velocity e velocity can only be entered with Fieldpiece airow accessory

head(s) such as the AAV3. is is for convenience and to ensure accurate

measurements. It allows for multiple measurements per grille. Hold the

vane perpendicular to the grille, set the AAV3 to velocity and press Enter

to start taking the measurement.

Avg While measuring velocity, press Right Arrow to take additional readings

to get a more accurate average. You can take up to 99 readings per grille.

Add a Grille Highlight ADD A GRILLE and press Enter.

Customer ID Used in the le name to save, recall and download tests.

Each grille is labeled with a

number and alphanumeric ID

on the INPUT FORM.

Enter the Manufacturer's

data here or scroll down to

Fieldpiece Defaults. From

there, select the appropriate

default, based on size and

type of grille.

Velocity of air being measured

by the AAV3 Accessory Head.

Highlight Velocity and press

Enter to start measuring.

Traverse the grille slowly and

press the right arrow to take

several measurements to get

an accurate average velocity.

Press Enter to add another

grille to the test. CFM (cubic

feet per minute) is calculated

separately for each grille.

Select Return or Supply for

each Grille.

CFM INPUT FORM.

CFM INPUT FORM continued from above.

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