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Fixed probe. Measures humidity, temperature and calculates dew/frost point.
Fixed probe. Measures humidity, temperature and calculates dew/frost point.
Features
Applications
| Parameters | Relative humidity and temperature |
| Probes | Fixed probe |
| Probe Application Note | 14°F (-10°C) 0 to 100% RH |
| Device Type | Handheld device (% RH/°C) |
| Functions | Spot measurements time programmable interval logging MIN/MAX/AVG |
| Range of Application | 14 to 140°F (-10 to 60°C)/0 to 100% RH (non-condensing) |
| Psychrometric Calculations | Dew/Frost point (Dp/Fp) Wet bulb temperature (Tw) Enthalpy (H) Vapor concentration (Dv) Specific humidity (Q) Mixing ratio by weight (R) Vapor pressure (E) Saturation vapor pressure (Ew) Saturation vapor density (SVD) |
| Calculation Method | WMO standard |
| Display Refresh Rate | 1 s (typical) |
| Logging Interval | 1 s to 24 hrs |
| Storage Capacity | 8 x 8000 data points |
| Communication Interfaces | Micro-USB port, HW4 compatible >V3.9 |
| Housing | ABS, TPR |
| IP Protection Rating | IP65 |
| Battery | Lithium Polymer, 3.7 V, 1000 mAh (integrated) 48 hours - Logging every 30 s, screen off 10 hours - Screen always on |
| Storage and Transport Conditions | 14 to 113°F (-10 to 45°C)/10 to 90% RH |
| Dimensions | 6.2 x 2.4 x 1.1" (160 x 63 x 30 mm) |
| Weight | 0.4 lbs (185 g) |
Click on a category to view a selection of compatible accessories with the Rotronic HP31 Digital Psychrometer, 0 to 100% RH, -10 to 60°C.
| Parameters | Relative humidity and temperature |
| Probes | Fixed probe |
| Probe Application Note | 14°F (-10°C) 0 to 100% RH |
| Device Type | Handheld device (% RH/°C) |
| Functions | Spot measurements time programmable interval logging MIN/MAX/AVG |
| Range of Application | 14 to 140°F (-10 to 60°C)/0 to 100% RH (non-condensing) |
| Psychrometric Calculations | Dew/Frost point (Dp/Fp) Wet bulb temperature (Tw) Enthalpy (H) Vapor concentration (Dv) Specific humidity (Q) Mixing ratio by weight (R) Vapor pressure (E) Saturation vapor pressure (Ew) Saturation vapor density (SVD) |
| Calculation Method | WMO standard |
| Display Refresh Rate | 1 s (typical) |
| Logging Interval | 1 s to 24 hrs |
| Storage Capacity | 8 x 8000 data points |
| Communication Interfaces | Micro-USB port, HW4 compatible >V3.9 |
| Housing | ABS, TPR |
| IP Protection Rating | IP65 |
| Battery | Lithium Polymer, 3.7 V, 1000 mAh (integrated) 48 hours - Logging every 30 s, screen off 10 hours - Screen always on |
| Storage and Transport Conditions | 14 to 113°F (-10 to 45°C)/10 to 90% RH |
| Dimensions | 6.2 x 2.4 x 1.1" (160 x 63 x 30 mm) |
| Weight | 0.4 lbs (185 g) |
Click on a category to view a selection of compatible accessories with the Rotronic HP31 Digital Psychrometer, 0 to 100% RH, -10 to 60°C.
