Extech Instruments MO265 User Manual

MO265-EU-EN-V1.0-10/10
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Introduction
Congratulations on your purchase of the Extech MO265 Moisture Meter. The MO265
detects moisture in wood and other materials such as particle board, carpeting, and
ceiling/bathroom tiles using the non-invasive method (pinless); the MO265 also measures
moisture in sheet rock and other building materials using the pin method. The remote
probe can also be used to make pin measurements. This meter is shipped fully tested
and calibrated and, with proper use, will provide 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 with backlighting feature and tri-color LED bargraph
• Quickly indicates the moisture content of materials
• Pinless measurement depth to 0.75" (22mm) below the surface
• Electro-magnetic sensing technology for pinless operation
• Built-in calibration check and calibration zero
• Replaceable measurement electrode pins
• Low battery indication
• Cap protects pins during storage
• Cap can be snapped onto the side of the housing during use
• Complete with 9V battery, replacement pins, protective cap, and pouch case

Extech Instruments MO265 Specifications

Display

display resolution	0.1%
display type	Backlit LCD digital display and tri-color LED bargraph scale

Measurement Specifications

accuracy pin mode	± (5% rdg + 5 digits)
measurement principle	Electrical resistance (pins), Electromagnetic sensor (pinless)
range pinless	0.0 to 99.9 %Relative
range pins	6.0 to 94.8 %WME

Power

power supply	9V alkaline battery
low battery indication	Battery symbol displayed on LCD

Operating Environment

operating temperature	0 to 50[o]C (32 to 122[o]F)
operating humidity	80% Relative Humidity maximum

Weight and Dimensions

dimensions	203 x 58 x 43mm (8 x 2.3 x 1.7”)
weight	204g. (7.2 oz)