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Table of Contents
Related Manuals for Extech Instruments 407412
Summary of Contents for Extech Instruments 407412
- Page 1 User's Manual Hygro Thermo-Anemometer Model 407412...
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Page 2: Warranty
Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment (a six month limited warranty applies to sensors and cables). If it should become necessary to return the instrument for service during or beyond the warranty period, contact the Customer Service Department at (781) 890-7440 ext. - Page 3 Temperature Range Resolution Accuracy F to 122 F (0 C to 50 ±1.5 F (±0.8 Relative Humidity Range Resolution Accuracy 10 to 70% RH 0.1% ±3% RH 70 to 95% RH 0.1% ±4% RH Model 407412 Version 2.1 July 2006...
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Page 4: Meter Description
FUNCTION Select Humidity (left position) or Air Velocity (right position) UNIT Select the unit of measure for Air Velocity Battery compartment and tilt sand are located on the back of the meter Rubber protective jacket Vane Anemometer sensor Humidity sensor Model 407412 Version 2.1 July 2006... - Page 5 Press RECORD again to return the meter to normal operation. All stored data will be cleared and the REC/MIN/MAX icons will disappear from the LCD. Note that putting the meter into the Record mode defeats the Auto Power Off feature. Model 407412 Version 2.1 July 2006...
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Page 6: Auto Power Off Feature
6. Place the probe in a 75% RH environment for a minimum of 30 minutes and adjust “R6 for a reading of 75.0% RH. 7. Verify that the temperature reading is within the published specifications. If not, perform calibration steps 2 and 3, above, again. Model 407412 Version 2.1 July 2006... -
Page 7: Calibration And Repair Services
For the latest version of this User Guide, Software updates, and other Up-to-the-minute product information, visit our website: www.extech.com Extech Instruments Corporation, 285 Bear Hill Road, Waltham, MA 02451 Copyright © 2006 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form. - Page 8 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 407412 Version 2.1 July 2006...
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