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Economical Mini-Drum Hygrothermograph

Our most economical hygrothermograph!

  Uses humidity sensing coil for accurate, consistent readings
  Built-in LCD clock in base lets you view time at a glance

This compact hygrothermograph is our most economical model. Drive is quartz-controlled for accuracy; operates for six months on one AA battery. Features corrosion-resistant acrylic housing. Includes 1 sheet of 7-day, C chart paper and and one AA battery. Order additional chart paper and pens separately.

Click below to download Acrobat (.pdf) file of:
Economical Mini-Drum Hygrothermograph product bulletin
Economical Mini-Drum Hygrothermograph manual

HumidityRange 10 to 100% RH
HumidityAccuracy ±5% from 20 to 90% RH;
±7% outside
HumidityChart range x
HumidityChart graduations 5% RH
TemperatureRange -15 to 50 °C / -27 to 122°F
TemperatureAccuracy ±2°C / ±3.6°F
TemperatureChart graduations 2°C or °F
Chart size 3.6"H x 8.1"L / 9.1 x 20.6 cm
Chart rotation 7 day (172 hr)
Power one AA battery (included)
Dimensions 4.9" x 7.3" x 4.3" (12.4 x 18.5 x 10.9 cm)
Shipping weight 3 lbs (1.4 kg)

click on image to enlarge

Model # Description Suggested List Price Qty  
WD-35701-00 Economical Mini-Drum Hygrothermograph $385.00
WD-08368-75 Blue felt tip pens, 6/pack $33.50
WD-08368-80 Red felt tip pens, 6/pack $45.05
WD-35701-50 Chart paper, 5 to 122F. Pack of 55 $37.70
WD-35701-52 Chart paper, -5 to 50C. Pack of 55 $37.45

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OAKTON Instruments: setting the standard, again and again
OAKTON Instruments P.O. Box 5136, Vernon Hills, Il USA 60061 info@4oakton.com