
Complete your toolbox with this 8-in-1 pin/pinless Moisture Meter with Built-in IR Thermometer
The Extech MO290 combines a pin/pinless moisture meter with a built-in infrared thermometer, allowing you to measure temperature, humidity, dew point, vapor pressure, and much more. Comes complete with pin moisture probe, 9-Volt battery, and case.
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Pin & Pinless Moisture Detection – Choose between invasive or non-invasive readings up to 0.75" (19mm) deep.
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Built in Psycrhometer - Measures Relative Humidity, Air Temperature, Grains Per Pound/Gram, Dew Point, Vapor Pressure, Condensation Point
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Built-in Infrared Thermometer – Measures surface temperature from -4 to 392°F with an 8:1 distance-to-spot ratio.
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Fast, Audible Moisture Alerts – Beeps faster as moisture increases; icons display low/med/high moisture content instantly.
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High Accuracy for Critical Jobs – Moisture accuracy of ±5% (pin) and ±3% RH, with resolution down to 0.1%.
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Compact, Rugged Design – Lightweight at 7.4 oz, includes battery, pin probe, and durable carrying case.
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Replaceable Sensor Options – Threaded pin contacts and non-invasive pad ensure long-term usability on various materials.
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Auto Verification Functions – Includes battery level check and measurement verification for field reliability.
Video
Specifications
- Dew Point
- -22 to 199 °F (-30 to 100 °C)
- Distance to Target Ratio
- 8:1
- Emissivity
- 0.95 fixed
- Measurement Depth
- up to 0.75" (19mm)
- Relative Humidity
- 0 to 100%
- Relative Humidity Basic Accuracy
- ±3%
- Relative Moisture Content (Pinless)
- 6 to 99.9
- Relative Moisture Content Max Resolution (Pinless)
- 0.1
- Sensor Type
- Replaceable threaded contact pins, non-penetrating electromagnetic sensor pad
- Temperature (Air)
- -20 to 170 °F (-29 to 77 °C)
- Temperature (Air) Basic Accuracy
- ±3.6°F (2.0°C)
- Temperature (Air) Max Resolution
- 0.1°F/°C
- Temperature (IR) Basic Accuracy
- -4 to 392 °F (-20 to 200 °C)
- Temperature (IR) Max Resolution
- ±3.5% or ±9°F(4.5°C) whichever greater
- Temperature (RTD)
- 0.1°F/°C
- Vapor Pressure
- 0 to 20.0kPA
- Water Vapor
- 0 to 999gpp (0 to 160g/kg)
- WME Moisture Content (Pin)
- 0 to 99.9%
- WME Moisture Content Basic Accuracy (Pin)
- ±5%
- WME Moisture Content Max Resolution (Pin)
- 0.1
Additional Details
- Certifications
- CE
- Dimensions
- 6.5 × 2.8 × 1.5" (165 × 70 × 38)
- Power
- 1 × 9V battery
- Warranty
- 2 years
- Weight
- 7.4oz (210g)
Warranty & Returns
This vendor permits returns for issues covered in the warranty only, such as repairs for defective items.