407412 Datasheet, PDF (4/8 Pages) Extech Instruments Corporation. – Hygro Thermo-Anemometer

Meter Description
1. Sensor input plug – The Anemometer sensor and the Humidity sensor use the same
jack at the top of the meter.
2. RS-232 PC Interface jack
3. LCD Display
4. Keypad (see below)
POWER Press to turn the meter ON or OFF
HOLD Press to freeze the currently displayed reading
C/F Press to select the temperature unit of measure
RECORD Press to track the MAX and MIN readings
RECALL Press to retrieve the current MAX and MIN memory
FUNCTION Select Humidity (left position) or Air Velocity (right position)
UNIT Select the unit of measure for Air Velocity
5. Battery compartment and tilt sand are located on the back of the meter
6. Rubber protective jacket
7. Vane Anemometer sensor
8. Humidity sensor
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Model 407412 Version 2.1 July 2006