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MO265-EU-EN-V1.0-10/10 

8

Battery Replacement 

If the instrument does not switch ON or displays the low battery symbol, replace the battery 
as follows: 

1. 

Slide off the rear battery compartment cover 

2. 

Replace the 9V battery 

3. 

Secure the battery compartment 

4. 

 

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 

 

Maintenance 

 

Always keep the instrument dry 

 

To clean, wipe the meter with a damp cloth. Use a mild detergent if necessary but 
never use abrasives or solvents. 

 

Prevent dirt from accumulating at the electrode pins 

 

Specifications 

Display 

Backlit LCD digital display and tri-color LED bargraph scale 

Resolution 

0.1% 

Accuracy 

Pin mode: ± (5% rdg + 5 digits) 

 

Pinless mode is a relative reading only 

Measurement principle 

Electrical resistance (pins) 

Electromagnetic sensor (pinless) 

Range 

0.0 to 99.9 %Relative (pinless) 

 

6.0 to 94.8 %WME (pins)  

Electrode pin length 

11mm (0.44”) 

Electrode pin type 

Integrated, replaceable 

Power supply 

 

9V alkaline battery 

Low Battery Indication 

Battery symbol displayed on LCD 

Meter housing 

 

Impact-proof plastic 

Operating Temperature 

0 to 50

o

C (32 to 122

o

F) 

Operating Humidity 

80% Relative Humidity maximum 

Dimensions 

 

203 x 58 x 43mm (8 x 2.3 x 1.7”); not including remote probe 

Weight 

204g. (7.2 oz); not including remote probe 

Copyright © 2010 Extech Instruments Corporation (a FLIR company) 

All rights reserved including the right of reproduction in whole or in part in any form. 

Summary of Contents for MO265

Page 1: ...User Guide Dual Moisture Meter Pro Pin Pinless Moisture Meter with remote probe Model MO265...

Page 2: ...de years of reliable service Features WME wood moisture equivalent pin moisture reading Relative REL pinless moisture reading for non invasive measurement Remote probe measurements Digital LCD readout...

Page 3: ...ated beneath the protective cap Calibration source located at the top of protective cap A tripod mount is located on the rear of the remote probe head LCD Display Description 1 Measurement reading 2 B...

Page 4: ...of the meter The cap can be affixed to the side of the meter using the protective cap holders 6 2 Press the key to turn the meter ON OFF 3 Press the MODE key to select the Wood Moisture Equivalent WM...

Page 5: ...both at the same time 1 Connect the Remote Probe to the right side of the meter using the RJ 11 plug at the end of the Remote Probe cable 2 Remove the protective cap from the remote probe to expose t...

Page 6: ...switch back to the normal display mode 4 The display should now read zero indicating that the calibration is complete 5 If an E32 error is displayed try the zero calibration again with the pins furthe...

Page 7: ...ght arrow button to change the SETTING Use the HOLD button to scroll through the OPTIONS The available OPTIONS and SETTINGS OPTIONS SETTINGS SET UP INFORMATION 0 0 Switches all settings to 0 Factory D...

Page 8: ...ary but never use abrasives or solvents Prevent dirt from accumulating at the electrode pins Specifications Display Backlit LCD digital display and tri color LED bargraph scale Resolution 0 1 Accuracy...

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