Hygrometers

So economical, you’ll want several for monitoring and recording environmental conditions. This hygrothermograph is compact so it fits almost anywhere. Record temperature and humidity on 7-day rotation. Range is 5 to 90% RH with 5% RH resolution. Temperature range is -6 to 40°C or 22 to 104°F with 2° resolution. Quartz-controlled drive is employed for accuracy; operates for...

Records temperature and humidity on 1 or 3 month rotation for months of unattended monitoring. Quartz-controlled strip chart drive consistently rotates chart drum even when batteries are weak. Range is 5 to 90% RH with accuracy of ±3% from 10 to 90% RH (1% chart graduations). Temperature range is -20 to 50°C with accuracy of ±1°C (1°C chart graduations). Corrosion-resistant...

Oakton Hygrothermograph Chart Recorder Paper, -20 to 50C, 3 Month, 2 Hour Rotation.

This sturdy, battery-operated hygrothermograph can record for up to 32 days. Select 1-, 7- or 32-day operation with the flip of a switch. Reads humidity range of 5 to 90% (±3% from 10 to 90% RH). Temperature range is -10 to 50°C (14 to 122°F). Quartz-controlled drive mechanism consistently rotates chart drum even when batteries are weak. Lightweight, corrosion-resistant...