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Extech Instruments MO55W User Manual

Extech Instruments MO55W
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USER MANUAL
Model MO55W
Wireless Datalogging Dual Moisture Meter
Pin and Pinless Moisture Measurements

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Extech Instruments MO55W Specifications

Measurement Specifications IconMeasurement Specifications
measurement typeRelative Moisture Content (%)
measurement principleElectrical resistance (pins)
measurement depthPinless mode: 25mm (1 in.) maximum
measurement ranges pin mode5.0 ~ 50.0% (wood), 1.5 ~ 33.0% (building materials)
measurement ranges pinless mode0.1 ~ 99.9% (for wood and building materials)
resolution0.1%
accuracy pin mode± (3%rdg + 5 digits)
electrode pin length10mm (0.4")
Power IconPower
auto power offAfter approx. three (3) minutes
power supplyOne (1) 9V Battery (rear compartment)
low battery indicationBattery status icon appears empty or flashing
Operating and Storage Conditions IconOperating and Storage Conditions
operating conditions0 ~ 50[o]C (32 ~ 122[o]F); 80%RH max.
storage conditions0 ~ 50[o]C (32 ~ 122[o]F); 85%RH max.
dimensions170 x 65 x 30mm (6.7 x 2.6 x 1.2")
Weight and Materials IconWeight and Materials
weight120g (4.2 oz.) without battery
electrode pin typeStainless steel; Integrated, replaceable
displayLCD with multi-function indicators

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