EXTECH MO290 - Pinless Moisture Psychrometer + IR
Specifications
Function Range Accuracy
Pinless Moisture 0 to 99.9 Relative only
External - Moisture in
wood 6-99 % ± 5%
External - Moisture in
building materials 13-99 % ± 5%
Pinless Depth Up to 0.75” (19mm)
0 to 10% ± 3%RH
11 to 90% ± 2.5%RH
RH Measurement
91 to 100% ± 3%RH
Air Temperature -20 to 170°F (-29 to 77°C) 3.6F (2.0C)
IR Temp -4 to 31F 9F
32°F ± 2°F
33 to 392F Greater of 3.5% or 9F
-20 to-1C 4.5C
0C 1C
1 to 200C Greater of ±3.5% or ± 4.5°C
Display 3-digit primary display, 4-digit secondary display
Vapor Pressure 0 to 20.0kPA
Dew Point -30 to 100°C (-22 to 199°F)
Mixing Ratio 0-999GPP (0 to 160g/kg)
Sample Rate 2 per second
Backlight White LED
Operating Temperature 4 to 43°C (40 to 110°F)
Storage Temperature -30 to 60°C (-14 to 140°F)
Operating Humidity 90%, 0-30°C (32-86°F), 75%, 30-40°C (86-104°F),
45%, 40-50°C (104-122°F)
Storage Humidity 90%
Power Supply 9V battery
Battery Life 6-8 weeks (4 hrs/day use), using alkaline batteries
Auto Power Off (APO) After 30 minutes (nominal) inactivity. The APO function can be disabled
by the user.
APO Quiescent Current 50µA maximum
Dimensions 165x70x38mm (6.5x2.8x1.5’)
Weight 210g (7.4oz)
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