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MO220  V1..2  4/10 

Specifications 

Display  

 

Dual measurement scale LCD with bargraph metering 

Measurement principle 

Electrical resistance 

Range 

Wood: 6 to 44% 

Electrode length   

0.3” (8mm) 

Electrode pins 

 

Integrated, replaceable 

Auto Power OFF   

After approx. 15 minutes 

Power supply 

 

Two (2) ‘AAA’ 1’5V batteries 

Meter housing 

 

Impact-proof plastic 

Operating Temperature 

32 to 104

o

F (0 to 40

o

C) 

Operating Humidity 

85% Relative Humidity maximum 

Dimensions 

 

5.1 x 1.6 x 1.0” (130 x 40 x 25mm) 

Weight 

  3.5 

oz. 

(100g) 

 

Description 

Meter Description 

1. Measurement 

pins 

2. 

Low battery icon 

3. 

LCD measurement reading 

4. Wood 

group 

designators 

5. 

Units of measure 

6. 

External moisture sensor input 

7. 

Remote temperature probe jack 

8. 

Temperature units button 

9. 

Wood group letter selector button 

10.  Power ON-OFF button 

 

Note that the battery compartment is 

located on the rear of the instrument. 

 

 

 

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Summary of Contents for MO220

Page 1: ...User Guide Moisture Meter Model MO220...

Page 2: ...tion scales enabling the user to take accurate moisture measurements in 170 wood species Moisture measurements can be taken using the integral pin electrodes or using the heavy duty moisture probe Whe...

Page 3: ...ng Temperature 32 to 104 o F 0 to 40 o C Operating Humidity 85 Relative Humidity maximum Dimensions 5 1 x 1 6 x 1 0 130 x 40 x 25mm Weight 3 5 oz 100g Description Meter Description 1 Measurement pins...

Page 4: ...earlier 2 Using a hammer and nail of a nominal 3 mm diameter make a hole in the wood to be tested 3 Remove the nail and push the Temperature Probe into the hole until the tip is at the required depth...

Page 5: ...If the tolerance exceeds 1 the instrument must be recalibrated Care and Maintenance When the instrument is not in use keep it in its pouch together with its accessories Store the kit in a stable dust...

Page 6: ...nvang E Birch European J Birch Yellow A Bisselon E Bitterwood F Blackbutt C Bosquiea A Boxwood Maracaibo A Camphorwood E African C Canarium African B Cedar Japanese B Cedar West Indian J Cedar Western...

Page 7: ...ri Queensland J Keruing F Kuroka A Larch European C Larch Japanese C Larch Western F Lime E Loliondo C Mahogany African J Mahogany West Indian B Makore B Mansoia B Maple Pacific A Maple Queensland B M...

Page 8: ...e B Pine Nicaraguan Pitch C Pine Parana B Pine Ponderosa C Pine Radiata C Pine Red B Pine Scots A Pine Sugar C Pine Yellow A Poplar Black A Pterygota African A Pyinkado E Queensland Kauri J Queensland...

Page 9: ...MO220 V1 2 4 10 9 Wood Species Group Teak F Totara E Turpentine C Utile J Walnut African J Walnut American A Walnut European C Walnut New Guinea B Walnut Queensland C Wawa G Wandoo J Whitewood C Yew C...

Page 10: ...tula alleghaniensis J Betula pendula J Betula spp J Bosquiera phoberos A Brachylaena hutchinsii J Brachylaena spp B Calophyllum brasiliense H Canarium schweinfurthii B Cardwellia sublimes C Carya glab...

Page 11: ...japonicus A Fraxinus mardshurica A Gonystylus macrophyllum G Gossweilodendron balsamiferum J Gossypiospermum proerox A Grevillea robusta C Guarea cedrata H Guarea thomsonii J Guibortia ehie B Hevea b...

Page 12: ...ii B Pipadeniastrum africanum A Piptadenia africana A Podocarpus dacrydiodes B Podocarpus spicatus C Podocarpus totara E Populus spp A Pruns avium J Pseudotsuga menzesii B Pterocarpus angolensis G Pte...

Page 13: ...pecies between 7 and fibre saturation Above the fibre saturation point 25 30 readings are approximate and generally apply to wood that has been dried and re wetted The instrument is calibrated for woo...

Page 14: ...0 16 0 13 5 15 16 6 16 3 16 7 14 1 12 5 12 6 15 6 17 0 14 4 16 17 2 16 9 17 5 14 8 13 0 13 2 16 0 17 7 14 9 17 18 8 17 7 18 8 15 7 14 3 13 9 16 6 18 5 15 3 18 19 6 18 2 19 7 16 3 15 0 14 5 17 0 19 1 1...

Page 15: ...for authorization or visit our website www extech com for contact information A Return Authorization RA number must be issued before any product is returned to Extech The sender is responsible for shi...

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