Sper Scientific 850069 Environmental Quality Meter w/Sound - Manual (Page 16)

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Air-Velocity Measurement
1. Press POWER to turn the meter on.
2. Continuously press FUNCTION until
the meter displays the wind-speed and
ambient temperature measuring units
(ft/min, m/S, km/h, MPH, knots, °C, °F).
Because the anemometer readings are
taken while holding the meter upside-
down, the values display upside-down
on the LCD (180° from the other
function displays).
3. Holding the meter upside-down,
continuously press UNIT to select the
desired wind-speed measuring unit.
4. Press °C/°F to select between a
Celsius (°C) and Fahrenheit (°F)
temperature reading.
MEASUREMENT PROCEDURES