AN200 Datasheet, PDF (9/14 Pages) Extech Instruments Corporation. – CFM/CMM Thermo Anemometer + InfraRed Thermometer

Temperature Units
1. Remove the meter’s rubber protective jacket and select the desired temperature units
using the °F/°C slide switch located in the battery compartment.
2. Replace the protective jacket and connect the sensor to the sensor input jack on top of
the meter.
Data Hold (Air Temperature)
1. While taking measurements, press the PROBE TEMPERATURE HOLD button to
freeze the air temperature reading.
2. The HOLD indicator will appear in the bottom of the LCD display.
3. Press PROBE TEMPERATURE HOLD again to return to normal operation.
Max/Min Record (Air Temperature)
This allows the user to record and view the highest (MAX), lowest (MIN) air temperature
readings.
1. Press the TEMPERATURE MAX/MIN button once. The MAX indicator will appear on
the display and the meter will begin keeping track of the MAX/MIN air temperature
values.
2. Press the button again to view the minimum reading. The MIN indicator along with the
minimum air temperature reading will appear on the LCD display.
3. Press the button again to return to normal operation.
Automatic Power OFF
To conserve battery life, the meter automatically turns off after 20 minutes. To override this
feature:
1. Turn the meter OFF.
2. Press and hold the (Backlight) key while turning the meter ON.
3. “dis APO” will appear in the display. The AUTO POWER OFF feature will now be
disabled.
4. Note that AUTO POWER OFF is re-enabled each time the meter is turned on.
5. Also note that AUTO POWER OFF is disabled in CFM/CMM mode.
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AN200 V2.1 05/07