Fig.1 fig.2 fig.3 – General Tools and Instruments DCFM8901 User Manual
Page 6
B. CONTINUOUS MOVING AVERAGE
1. Turn the power ON .
2. Place sensor in front of air flow
source.
3. Press MN/MX record key once.
An "AVG" in the lower left corner
of the display confirms the meter
is in the continuous moving average
measurement mode. The display
will update once per second.
(See Fig.3)
The meter has the ability to display
continuous moving average for up to
two(2) hours.
1. Press the ON/OFF button and turn
meter on. Meter will show full display
when first powered on in 5 seconds.
(See Fig.1)
2. Unit is ready for use when LCD display
shows "vel" at upper left corner and
temperature at lower right corner.
(See Fig.2)
A. MEASURING AIR VELOCITY
(SINGLE POINT) FEET PER
MINUTE (FPM)
Fig.1
Fig.2
Fig.3
vel
m/s
MIN
cfm
AVG
REC
FLOW
cms
AREA
m/s
vel
Hold
ft/m
2
ft
2
m
MAX
AVG
vel
m/s
5
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