Extech Instruments 407112 User Manual
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Extech Instruments 407112 User Manual

Extech Instruments 407112 User Manual

Heavy duty vane thermo-anemometer
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User's Guide
Heavy Duty Vane Thermo-Anemometer
Model 407112

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Summary of Contents for Extech Instruments 407112

  • Page 1 User's Guide Heavy Duty Vane Thermo-Anemometer Model 407112...

  • Page 2: Warranty

    Introduction Congratulations on your purchase of the Extech 407112 Vane Anemometer. The 407112 measures air velocity in five units of measure: feet per minute (ft/min), meters per second (m/sec), miles per hour (MPH), kilometers per hour (km/hr), &...

  • Page 3: Specifications

    (nautical miles per hour) 0.8 to 48.6 knots 0.1 knots ± (2% + 0.4 knots) Temperature Range Specifications Range (probe only) Resolution Accuracy F to 122 F (0 C to 50 F (0.1 ± 1.5 F (0.8 Model 407112 Version 4.1 03/06...

  • Page 4: Meter Description

    • MAX/MIN - Press to record/recall highest (MAX) and lowest (MIN) readings • UNIT – Press to select the unit of measure for air velocity Battery compartment on lower back of meter (remove protective holster to access) Sensor input jack PC Interface jack Vane sensor Model 407112 Version 4.1 03/06...

  • Page 5: Operation

    MIN readings. The ‘MAX’ or ‘MIN’ will appear along with the recalled reading for convenience. 3. To return to normal operation, press and hold the MIN/MAX button until the ‘MAX’, and ‘MIN’ icons switch off. Model 407112 Version 4.1 03/06...

  • Page 6: Maintenance

    Maintenance Battery Replacement The 407112 is powered by one 9V battery. When the ‘LBT’ low battery icon appears on the LCD or if the display does not switch on when the POWER button is pressed, replace or install a 9V battery.

  • Page 7: Useful Equations And Conversions

    Unit of Measure Conversion Table ft/min knots km/h 1 m/s 196.87 1.944 2.24 1 ft/min 0.00508 0.00987 0.01829 0.01138 1 knot 0.5144 101.27 1.8519 1.1523 1 km/h 0.2778 54.69 0.54 0.6222 1 MPH 0.4464 87.89 0.8679 1.6071 Model 407112 Version 4.1 03/06...

  • Page 8: Calibration And Repair Services

    Tech support: Ext. 200; Email: support@extech.com Repair/Returns: Ext. 210; Email: repair@extech.com Website: www.extech.com Copyright © 2005 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form. Model 407112 Version 4.1 03/06...

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