Air Duct – Area (pi*r
2
) for Circular Ducts:
18. Continuing from Step 8 above. For circular air ducts, the ‘D=’ icon (duct diameter) will appear.
The display will show DECI (decimal) at the top and a 5-digit number directly below. The 5-
digit number is used to program the duct’s width.
19. Use the arrow keys to move the decimal to the desired position
20. Press the SAVE CLEAR button to move the display cursor to the right-most digit. The right-
most digits will flash indicating that it is ready to be changed if desired.
21. Use the arrow keys to change the value of the right-most digits in the range of 0 to 9.
22. Use the SAVE CLEAR button to move to the next digit and change its value if desired using
the arrow keys. Continue in this manner until the duct diameter edit is complete.
23.
Press the AVG REC button to store the Width value and move to the Height (H) editing
procedure.
24. Press and hold the SETUP button for two (2) seconds to exit the Setup mode. The ‘SETUP’
display icon will switch off.
Meter TYPE Configurati
on
The TYPE feature in the Setup mode allows the user to hide/view measurement types (Air Velocity,
Air Flow, and Pressure). The meter can be configured for
Type 1 (show Pressure and Velocity
measurements); Type 2 (show Air Velocity and Air Flow measurements); Type 3 (show all measurement
types). The steps below outline the configuration process:
1. Press and hold the SETUP button for two (2) seconds to enter the Setup mode. The SETUP
display icon will appear.
2. Use the arrow keys to scroll to the ‘TYPE’ display.
3. Press
the AVG REC button and the display will show ‘1’, ‘2’, or ‘3’ at the top of the LC
D.
4.
Use the arrow keys to select the desired type number. If in doubt, select ‘3’ to view all
measurement types.
5. Press the AVG REC button to save the setting.
6. Press and hold the SETUP button for two (2) seconds to exit the Setup mode. The ‘SETUP’
display icon will switch off.
A
uto Power OFF (Sleep) Mode
Sleep mode automatically switches the meter OFF after 20 minutes of inactivity. This feature goes a
long way in preserving battery life. To disengage/engage this feature:
1. Press and hold the SETUP button for two (2) seconds to enter the Setup mode. The SETUP
display icon will appear.
2.
Use the arrow keys to scroll to the ‘SLEEP’ display.
3. Press the AVG REC button and the display will show ‘ON’ or ‘OFF’ at the top of the LCD.
4. Use the arrow keys to change from ‘OFF’ to ‘ON’ or ‘ON’ to ‘OFF’.
5. Press the AVG REC button to save the setting.
6. Press and hold the SETUP button for two (2) seconds to exit the Setup mode. The ‘SETUP’
display icon will switch off.
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