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Digital Moisture Meter - Discontinued


 | HHMM690

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1 year warranty CE
  • Measures the Moisture Content of Wood (Measurement Range of 8 to 28%)
  • Simple-to-Use, One-Hand Operation
  • Moisture-Indicating Lights (Green, Red, Yellow)
  • Auto Power Off
  • Carrying Case Included
Relative Humidity Measurement Instruments - View related products


The HHMM690 model has been discontinued. Please see the HHMM257 Series as a possible alternative or contact our Temperature Engineering Department.

The HHMM690 is a low-cost, simple-to-operate moisture meter. Simply push the sensing pins into the wood to read the percent of moisture content (measuring range 8 to 28%). Three lights will indicate the moisture content of the wood: Green: "Air dry" condition Yellow: Slightly in excess of normal Red: Excess moisture The HHMM690 works based on the principle of electrical resistance.

3-Digit LCD Range: 8 to 28% (anything above 28% is not from the wood)
Battery: four AAA alkaline (included)
Low Battery Indication: The “ ” displays when battery is below operating level
Accuracy: Measurement is for estimation only; ±2% between 8 and 28% moisture
Operating Environment: 0 to 40°C (32 to 105°F), 15 to 80% humidity
Storage Environment: -20 to 60°C (-4 to 140°F), 0 to 80% humidity with battery removed from meter
Dimensions: 190 H x 44 W x 40 mm D (7.5 x 1.7 x 1.6")
Weight: approx. 5.6 oz (156 g) with battery
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Portable moisture meter
All dollar amounts on this site are shown in Canadian currency. Note: HHMM690 comes complete with carrying case, four sensing pins (two spare), four AAA alkaline batteries and manual.