Oakton WD-37250-00 3-speed Hygrothermograph

Measure relative humidity from 5 to 90% and temperatures from 14 to 122°F (-10 to 50°C). The 3-speed unit lets you select a 1-, 7- or 32-day chart rotation to suit your specific needs, while the acrylic housing stands up to corrosion, so you can use the hygrothermograph outdoors in a sheltered location, if desired. 

Features 

• Record relative humidity and temperature data over time with a relative humidity range of 5 to 90% and a temperature range of 14 to 122°F (-10 to 50°C) 

• Battery-powered design with a quartz-controlled drive consistently rotates the chart drum and features a low battery indicator to keep you apprised of the battery's status 

• Lightweight, corrosion-resistant acrylic housing enables indoor or sheltered outdoor operation 

• Select between various speed options by just flipping a switch, so you can choose a 1-, 7- or 32-day chart rotation 

• Applications Laboratories, Offices, Museums, Greenhouses, Computer Rooms, Libraries, Food Storage Rooms, Warehouses, Schools 

• Records temperature measurements from -10 to 50°C 

• Offers a 32-day rotation with 6-hour increments 

• Chart paper sold separately