Extech Instruments 407777 User Manual Download

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User's Guide

Heavy Duty Wood Moisture Meter

Model 407777

Introduction

Congratulations on your purchase of the Extech 407777 Wood Moisture Meter. This meter
measures the moisture content of wood as a percentage. Measurements are made using
the supplied remote intrusive sensor.

Careful use of this meter will provide years of reliable

service.

Summary of Contents for 407777

Page 1: ...n Congratulations on your purchase of the Extech 407777 Wood Moisture Meter This meter measures the moisture content of wood as a percentage Measurements are made using the supplied remote intrusive sensor Careful use of this meter will provide years of reliable service ...

Page 2: ...ial damages Extech s total liability is limited to repair or replacement of the product The warranty set forth above is inclusive and no other warranty whether written or oral is expressed or implied Specifications General Specifications Circuit Custom one chip LSI microprocessor circuit Display Dual function 2000 count 0 to 1999 LCD display Measurement Range 9 to 30 Moisture Content Memory Table ...

Page 3: ... through 9 see Table in the Appendix Record Track the highest MAX and lowest MIN readings Recall Review the MAX and MIN readings Calibration and Used to calibrate the meter refer to the calibration section Temperature Adjust Used for temperature compensation function refer to temperature compensation section in this manual 5 Battery compartment back Remove the rubber protective holster to access t...

Page 4: ...he Appendix later in this manual Select group 1 through 9 for general woods or Group 9 for chipboard 3 Insert the sensor s test pins into the wood under test 4 Insertion should be to at least a 0 08 2mm depth for highest accuracy If this is not possible carefully insert the test pins as far as possible without using undue force 5 The meter display will now indicate moisture content in 6 If the moi...

Page 5: ... performed to maintain meter measurement accuracy Follow these steps 1 Check that the RECORD function is not engaged REC display icon is off 2 Use the TEMPERATURE ADJUST buttons to increase left button or decrease right button the temperature display to match the new temperature in o C The temperature is adjustable in 1 degree steps 3 The value will be stored after 4 seconds Temperature compensati...

Page 6: ...Calibration Calibration Verification 1 Ensure that the RECORD function is not engaged REC icon is not on the LCD 2 Select Material Group 1 using the Material Select button 3 Press and hold both the CALIBRATION and the buttons 4 The display will begin to count down from 5 to 1 5 If the meter s existing calibration is correct the LCD will display good 6 If the meter s existing calibration is incorre...

Page 7: ...bank 2 Odoko 4 Silky Oak Australian 3 Birch Yellow 4 Jarrah 3 Okwen 2 Spruce Norway European 3 Bisselon 4 Jelutong 3 Olive E African 2 Spruce Sitka 3 Bitterwood 5 Kapur 1 Olivillo 6 Sterculia Brown 1 Blackbutt 3 Karri 1 Opepe 7 Stringybar Yellow 3 Bosquiea 1 Kauri New Zealand 4 Padang 1 Stringybark Messmate 3 Boxwood Maracaibo 1 Kauri Queensland 8 Padauk African 5 Sycamore 5 Cahoma 1 Keruing 5 Pan...

Page 8: ...calibration services for the products we sell Extech also provides NIST certification for most products Call the Customer Service Department for information on calibration services available for this product Extech recommends that annual calibrations be performed to verify meter performance and accuracy Copyright 2004 Extech Instruments Corporation All rights reserved including the right of reprod...

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