Record temperature and humidity on 1 or 3 month rotation
Quartz-controlled strip
chart drive consistently rotates chart drum even when batteries are weak
Unit features a corrosion-resistant acrylic plastic case with tinted
cover for easy viewing. Operates on one C battery for up to six months
continuous use. Built-in battery test indicates battery condition with a
button press. Unit includes red and blue pens, battery, and one roll of
1-month chart paper.
Click below to download Acrobat (.pdf)
file of:
Long-Cycle
Hygrothermograph product bulletin
Long-Cycle
Hygrothermograph manual
| HumidityRange |
5 to 90% RH |
| HumidityAccuracy |
±3% from 10 to 90% RH;
±5% from 5 to 10% RH |
| HumidityChart range |
0 to 100% RH |
| HumidityChart graduations |
1% RH |
| TemperatureRange |
-20 to 50°C |
| TemperatureAccuracy |
±1°C |
| TemperatureChart graduations |
1°C |
| Chart size |
6.6"H x 114" L (16.8 x 290 cm)-one
month
6.6"H x 300"L (16.8 x 762 cm)-three months |
| Chart rotation |
1 month (38 day max) or 3 month (100 day max) |
| Power |
one C battery (included) |
| Dimensions |
13.3" x 11.5" x 5.1" (33.8 x 29.2
x 13 cm) |
| Shipping weight |
9 lbs (4 kg) |
|