User Manual

∗ HOLD (Temperature) Press to freeze the displayed reading
for
probe temperature. Press again to unlock display.
5. Operation
5.1. Measuring air velocity and air flow (single point)
1. Press the POWER button and turn meter on. Meter will full
display when first power on.
2. Unit is ready for use when LCD display shows “VEL” or
“FLOW” on the middle and temperature in upper left corner.
5.2. Continuous Moving Average
The meter displays continuous moving average for up to 10 hours.
1. Power unit on.
2. Place sensor in front of air flow source.
3. Press MAX/MIN key and unit begin to display moving
average. The meter will record the reading every second.
5.3. MAX/MIN/AVG reading on a single point
To obtain MAX/MIN/AVG readings on a single point.
1. Power unit on.
2. Place sensor in front of air flow source.
3. Press MAX/MIN/AVG key. The unit will begin to record
readings.
4. Press HOLD prior to moving
5. To clear the current MAX, MIN and AVG readings, press
and hold MAX/MIN key until beeps twice, then release.
5.4. Air velocity average for multi points (up to 20 points)
1. Power unit on.
2. Hold AVG key until unit beeps twice, then release. The “0”
will display at upper right corner and “AVG” will display al
lower right corner.
3. Place sensor in front of air flow source.
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