English User`s Manual
Contents
1. represented in The measurement range for wood is 1 to 75 The measurement range for other building materials is 0 1 to 24 si DRY MOIST WET 5 Replace the protective cap when finished WooD wi Im C CUD Maximum MAX reading Indication The bargraph on the left side of the LCD display indicates and holds the highest reading encountered during a measurement session Use the CLEAR button to reset the MAX reading indication DRY MOIST WET ce es Oe rn ne Werner ee wooD BUILD wt 3 MO230 en GB_v3 3 2 15 Measurement Modes There are three 3 measurement modes Momentarily press the MODE button to step from one mode to the next e WOOD MEASUREMENT MODE WOOD GROUPS WI W2 W3 e BUILDING MEASUREMENT MODE MATERIAL GROUPS B1 B2 B3 B4 e SELF TEST MODE TEST Wood Measurement mode Momentarily press the MODE button to select the Wood Measurement WooD Mode Use the SET button to choose the desired wood group W1 W2 wi We Ws W3 refer to the Wood Group Table in the Appendix Building Material Measurement Mode Momentarily press the MODE button to select the Building Measurement 9 BUILD Mode and use the SET button to choose the desired building material group B1 B2 B3 B4 refer to the Building Material Group Table in the Appendix l Self Test Mode Momentarily press the MODE button to select the Self Test Mode Touch the measurement pins to the test points labeled T on the protective cap The dis2. User Guide Moisture Meter Model MO230 Mul c3 All i e e i m on k s m n ul 3 l l Ss l if 0 we YAS a Mi DRY MOSTY E bininininboininininbaininiid Introduction Congratulations on your purchase of the Extech MO230 Moisture Meter The MO230 detects moisture in wood and building materials such as wall board sheet rock cardboard paper mortar and plaster Additionally the meter measures Relative Humidity RH and Temperature This device is shipped fully tested and calibrated and with proper use will provide years of reliable service Please visit our website www extech com to check for the latest version of this User Guide Product Updates Product Registration and Customer Support Description Meter Description 1 DO Se aN Protective Cap Test Point pairs Measurement electrode pins Temperature and RH sensors LCD Hand grips SET CLEAR and MODE POWER buttons Display Description 1 Note The LCD screen is optimized for a 30 degree viewing angle ON oar wh Measured value scale Measured value Relative Dry Moist Wet scale Building mode and groups Wood mode and groups MAX value scale TEST mode icon Battery Status Indicator Temperature or Relative Humidity display 5 W1 W2 W3 B1 B2 B3 AU MO230 en GB_v3 3 2 15 Operation CAUTION The electrode measurement pins are extremely sharp Use care when han
3. dling Cover the pins with the protective cap when the instrument is not in use Getting Started 1 Remove the protective cap to expose the electrode measurement pins 2 Press and hold the power button for 2 seconds to switch the meter ON The ambient temperature will display and then the display will switch to the moisture measurement mode Note To conserve battery life the meter automatically shuts off after 3 minutes Measuring Temperature and Relative Humidity The MO230 measures ambient temperature and relative humidity via the built in sensors at the top of the meter The ambient temperature is used as a temperature compensation utility for moisture measurements 1 The temperature or humidity reading is shown at the top of the LCD display window 2 Press and hold the SET button for 2 seconds to switch from temperature display to humidity display Note Refer to the programming section of this guide for instructions on switching the temperature units of measure C F Measuring Moisture 1 The MO230 measures moisture via the pins affixed to the top of the meter 2 Carefully push the electrode pins as far as possible into the material under test The pins should be inserted into wood perpendicular to the wood s fiber structure 3 Take several readings in several locations on the material for the best representation of the amount of moisture present 4 Read the measurement values on the display Readings are
4. le After 3 minutes Three 3 CR 2032 button cells 0 to 40 C 32 to 104 F 85 Relative Humidity maximum Impact resistant plastic Dimensions 159 x 63 5 x 30 5mm 6 25 x 2 5 x 1 2 Weight 100g 3 5 oz Function Range Accuracy Moisture in wood 0 to 30 1 30 to 60 2 60 to 75 4 eae ee 0 1 to 2 4 0 5 Ambient Temperature 40 to 10 C 2 C 40 to 70 C 2 C 10 to 40 C 1 C Ambient Relative 0 to 20 5 Pumidity 80 to 100 5 20 to 80 3 5 Copyright 2014 2015 FLIR Systems Inc All rights reserved including the right of reproduction in whole or in part in any form ISO 9001 Certified www extech com 7 MO230 en GB_v3 3 2 15 Appendices Wood Groups w1 w1 W2 w3 Abachi Agda Mahogany Afrormosia Abura Maple Pine Rubber tree Pear wood Alder Cherry wood Imbuia Black Afara Patagonian cypress Kosipo Kokrodua Parana pine Purpleheart Larch Niove Bidinkala Beech Andiroba Limba Tola real red Dabema Aspen Cherry mahogany Cork Ebony Balsa Meleze Melamine particle board Oak red Basralocus Poplar all Phenolic resin particle board Oak white Tree Health Plum wood Ash Ebiara Pine Yellowheart Birch Red sandalwood Ash American Logwood Elm Ash Japanese Juniper Maritime pine Hichory silver poplar Beech European hombean English oak Hickory swap Hombeam white Durmast oak llomba Campeach
5. n and Replacement If the instrument does not switch on or if it displays the low battery symbol replace the batteries 1 Remove the Phillips head screw at the rear of the instrument and remove the battery compartment cover 2 Install new batteries 2 by placing the edge of the battery under to lip 3 and pressing the battery until the latch 1 locks the battery in place 3 Observe the correct polarity when installing batteries 4 Remove old batteries by pressing the latch 1 and allowing the battery to pop out 5 Replace and secure the battery cover Note Do not mix old and new batteries always replace all three batteries You as the end user are legally bound EU Battery ordinance to return all used batteries disposal in the household garbage is prohibited You can hand over your used batteries accumulators at collection points in your community or wherever batteries accumulators are sold Disposal Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle MO230 en GB_v3 3 2 15 Specifications Measurement Principle Display Measurements Relative Humidity Range Temperature Range Electrode length Electrode pins Auto Power OFF Power supply Operating Temperature Operating Humidity Housing material Electrical resistance LCD Moisture Relative Humidity and Temperature 0 to 100 40 to 70 C 40 to 158 F 8mm 0 3 Integrated replaceab
6. play will read OK if the test passes 30 units 2 or it will display dashes if the test fails Next touch the measurement pins to the test points labeled B The display will read OK if the test passes 60 2 or it will display dashes if the test fails If tests are failing please return the unit for repair or replacement Dry Wet Indication Moisture reading will also be displayed on the user defined wet moist dry display Setting the range of the display is described in the programming section N 4 MO230 en GB_v3 3 2 15 Programming Menu The programming menu offers five configurable parameters To access the menu turn the meter on then momentarily press and release the SET and CLEAR buttons at the same time Once in the programming menu use the MODE button to step through the parameters and also to exit the mode amir F temp LUI Material Temperature Offset The first parameter in the programming menu is the material temperature offset feature Use the SET button to increase the temperature value and use the CLEAR button to decrease the temperature value Material moisture measurements can be dependent on the temperature of the material This meter automatically compensates for material temperature changes by measuring ambient temperature The temperature offset allows for adjusting the temperature reading when the material measured is not at ambient temperature Note the temperature reading will return to normal
7. when the meter is turned off DRY WET Scale The second and third parameters in the programming menu set the lower and upper range of the Dry Wet scale This relative scaling allows the user to specify what value is considered a DRY reading and what value is considered a WET reading The values can be programmed from 0000 to 0999 999 99 9 Use the SET button to increase the displayed value and use the CLEAR button to decrease the displayed value LCD Backlight Modes The fourth parameter is the LCD backlight configuration There are three 3 LCD backlight modes AUTO ON and OFF In AUTO mode the backlight switches ON and OFF automatically according to use In the ON mode the backlight is always ON In the OFF mode the backlight is always OFF The default setting is the AUTO mode Use the SET button to select the mode Temperature units of measure C F The fifth mode is the temperature unit selection The units of measure for ambient temperature and material compensation can be set to either C or F The setting is stored and remains in effect until it is changed manually Use the SET button to toggle the units Maintenance e Always keep the instrument dry ePrevent dirt from accumulating at the electrode pins Electrode Pin Replacement To replace the two electrode pins 1 Remove the protective cap 2 Unscrew the electrode pins 3 Install the new pins 4 Replace the protective cap 5 MO230 en GB_v3 3 2 15 Battery Installatio
8. y Tola Ipe Aiele Tola branca Iroko Kapok Walnut Small leaved lime Douka Westem red sialnexeu line Douglas fir Cedar American Mockemut hickory Oak White maple Niangon Oak holm White birch Niove English dumast White beech Okoume Emien White poplar Rosewood Alder red black Swiss pine Rio rosewood Ash Common aspen Common beech Yellow birch Damson wood Red oak Southem yellow pine Cypress red Teak Hombeam Fibre board Willow Hickory silver poplar Wood fibre insulating board White oak hickory poplar Wood fibre hardboard Cedar Izombe Kauramin partide board Cypress C Lusit Guanandi Paper Board Jarrah Textiles Chestnut sweet red Elm African Karri Building Material Groups B1 B2 B3 B4 Aerated concrete Sand Cement top mix Concrete Gypsum plaster MO230 en GB_v3 3 2 15
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