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User's Manual

CFM/CMM Thermo Anem
InfraRed Thermometer

Model AN200

UNITS

AREA

RECALL

cf m

/cmm

A

nemometer

T

hermometer

AN200

NEXT

PROBE

TEMPERATURE

1
2
3
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Summary of Contents for AN200

Page 1: ...User s Manual CFM CMM Thermo Anemometer InfraRed Thermometer Model AN200 UNITS AREA RECALL cf m cmm Anemometer T hermometer AN200 NEXT PROBE TEMPERATURE ...

Page 2: ...splays plus numerous status indicators The InfraRed feature includes a laser pointer for convenient targeting In addition the meter can store 16 area setting dimension for easy recall This meter is shipped fully tested and calibrated and with proper use will provide years of reliable service Safety Use extreme caution when the laser pointer beam is on Do not point the beam toward anyone s eye or a...

Page 3: ...m LSI microprocessor circuit Display Dual function 0 5 13 mm 4 digit LCD Sampling rate 1 reading per second approx Sensors Air velocity flow sensor Conventional angled vane arms with low friction ball bearing Temperature sensors NTC type precision thermistor and InfraRed IR Spectral response 6 to 14µm IR Emissivity 0 95 fixed IR distance ratio 8 1 IR sampling rate 2 5 readings per second approx Au...

Page 4: ...ress to select the mode of operation In FLOW mode the meter displays air volume In VELOCITY mode the meter displays air speed UP also serves as increase number button in AREA mode HOLD Press to freeze the displayed reading Press again to unlock display RIGHT also serves as change digit button in AREA mode AREA Press and hold to manually enter the area of a duct in CFM or CMM mode Press and hold to...

Page 5: ... that meter is in air flow mode MAX bottom of LCD Max Hold for the IR Temperature and RH function HOLD bottom of LCD Data Hold for the IR Temperature function and RH function o C o F Temperature units of measure CFM CMM airflow units of measure Ft 2 m 2 units for area dimensions m s ft min km h MPH knots air velocity units of measure X10 X100 multipliers for air flow readings AVG air averaging mod...

Page 6: ...he vane Refer to the diagram 4 View the air velocity and temperature readings on the LCD Display The large main LCD display shows the Air Velocity reading The upper right LCD sub display shows the temperature reading Air Velocity Measurements Up to 20 Point averaging 1 To enter 20 Point Averaging Mode press and hold the AVG button until it beeps twice The AVG icon will be displayed 2 Take a measur...

Page 7: ...n 2 Push the AREA button to scroll thru and select the desired location Once you have selected the desired memory location enter your dimension Use the UP button to change the flashing digit Use the LEFT button to move the decimal Use RIGHT button to select the other digits After all of the digits are entered press and hold the AREA button until it beeps twice to save the area into memory and retu...

Page 8: ...D indicator along with the average reading will appear on the LCD display and the meter will begin keeping track of the MAX MIN and Average values 2 Press the MAX MIN button again The MAX indicator will appear on the display and display the Max reading 3 Press the MAX MIN button again to view the minimum reading The MIN indicator along with the minimum reading will appear on the LCD display and di...

Page 9: ...t 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 norma...

Page 10: ...ata hold on the display for approximately 3 seconds 6 Note that the vane Air Temperature continues to monitor temperature during IR tests and its temperature is displayed on the top of the LCD smaller digits 7 After approximately 3 seconds the meter defaults to the Air Flow and Air Temperature display WARNING Do not directly view or direct the laser pointer at an eye Low power visible lasers do no...

Page 11: ...temperature of an object The meter s optics sense emitted reflected transmitted energy that is collected and focused onto the meter s detector The meter s circuitry translates this information into an LCD reading IR Field of View Ensure that the desired target is larger than the spot size as shown in the diagram below As the distance from an object increases the spot size of the area measured by t...

Page 12: ...75 to 0 80 Sand 0 90 Charcoal powder 0 96 Earth 0 92 to 0 96 Lacquer 0 80 to 0 95 Water 0 67 Lacquer matt 0 97 Ice 0 96 to 0 98 Rubber black 0 94 Snow 0 83 Plastic 0 85 to 0 95 Glass 0 85 to 1 00 Timber 0 90 Ceramic 0 90 to 0 94 Paper 0 70 to 0 94 Marble 0 94 Chromium oxides 0 81 Plaster 0 80 to 0 90 Copper Oxides 0 78 Mortar 0 89 to 0 91 Iron Oxides 0 78 to 0 82 Brick 0 93 to 0 96 Textiles 0 90 ...

Page 13: ...above formulae Unit of Measure Conversion Table m s ft min knots km h MPH 1 m s 1 196 87 1 944 3 6 2 24 1 ft min 0 00508 1 0 00987 0 01829 0 01138 1 knot 0 5144 101 27 1 1 8519 1 1523 1 km h 0 2778 54 69 0 54 1 0 6222 1 MPH 0 4464 87 89 0 8679 1 6071 1 Width W Height H Area A Width W x Height H CFM ft3 min Air Velocity ft min x Area ft2 CMM m3 min Air Velocity m sec x Area m2 x 60 Radius Area A x ...

Page 14: ...s responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Extech specifically disclaims any implied warranties or merchantability or fitness for a specific...

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