CEM DT-321S is a fast response Temperature and Relative Humidity meter with high accuracy, and also measures Dew Point & Wet Bulb Temperature.
| Humidity | 0 - 100%RH; ±2%RH |
| Temperature | -30 to 100°C, -22 to 199°F; ± 0.5°C/0.9°F |
| Dew-point Temp | -30 to 100°C, -22 to 199°F; ± 0.5°C/0.9°F |
| Wet-Bulb Temp | 0 to 80°C, 32 to 176°F; ± 0.5°C/0.9°F |
| Size(HxWxD) | 255mm x 45mm x 34mm |
| Weight | 200g |