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Advanced Functions (cont'd)
Air Flow Measurement (Multiple Locations)
Air flow, or volume of air per unit of time, is calculated by multiplying the air
velocity by the free area of the grill or register. This specification is available from
the grill or register manufacturer.
1.
If the unit is on, press and hold the AVERAGE MULTI-POINT button until the
unit beeps twice to erase any stored data.
OR
Turn the unit on.
2.
Determine average air flow velocity by following procedure for Air Velocity
Average (Multiple Locations) in this section.
3.
Press the MODE VELOCITY FREE AREA FLOW button.
AREA and 1.111 will appear on the display.
The leftmost digit will flash.
If this is correct for your application, proceed to Step 3.
Otherwise change the area value as shown below.
• Press the HOLD button to increment the flashing digit.
• Press the AVERAGE MULTI-POINT button to advance to the next digit.
4.
Press the MODE VELOCITY FREE AREA FLOW button to save the information.
FLOW will appear on the display. Unit will now display average air flow
reading and number of locations tested.
All manuals and user guides at all-guides.com
ANM-50
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