Kurz 504FTB - Page 17

Kurz Instruments, Inc. 831-646-5911
2411 Garden Road www.kurzinstruments.com
Monterey, CA 93940
360208-F 454FTB, 504FTB, 534FTB 17
If ROUND is selected for the DUCT PROFILE, the meter will prompt for the INSIDE
DIAMETER of the duct:
INSIDE DIAMETER
>22.625 IN
The value is entered in inches for English systems and millimeter for Metric systems.
If RECTANGLE is selected for the DUCT PROFILE, the meter will prompt for the
DUCT WIDTH followed by the DUCT HEIGHT. These dimensions are inside
dimensions of the duct.
DUCT WIDTH
>36.459 IN
DUCT HEIGHT
>40.989 IN
Use the numeric keys to enter the value in inches or millimeters depending on the flow
units specified previously. Press E to accept the value.
The FLOW AREA will be calculated from the dimensions provided as follows:
The meter will display the FLOW AREA for the dimensions entered (if the dimension
prompts were skipped, the currently stored value of FLOW AREA is displayed). The
user can accept the FLOW AREA displayed, by pressing E or a different value can be
entered using the numeric keys and pressing E to accept the value entered.
FLOW AREA
>10.3779000 SQFT
D
Area = D
2
π/4
H
W
Area = HW