The HygroVue™10 combines precise air temperature and relative humidity measurement in a compact digital sensor ideal for weather and environmental monitoring. Its integrated electronics ensure accurate, stable readings, while the SDI-12 digital output allows simple integration with data loggers and eliminates errors associated with analog sensors.
Specifications
| Sensing Element | SHT35 modified by Campbell Scientific |
| Communications Standard | SDI-12 V1.4 (responds to a subset of commands) |
| Supply Voltage | 7 to 28 Vdc |
| EMC Compliance | Tested and conforms to IEC 61326:2013 |
| Standard Operating Temperature Range | -40° to +70°C |
| Main Housing Material | UV stable, white PET-P |
| Electronics Sealing Classification | IP67 |
| Sensor Protection | Outer glass-filled polypropylene cap fitted with a stainless-steel mesh dust filter with nominal pore size of < 30 µm. The sensor element has a PTFE protective film with a filtration efficiency of > 99.99% for particles of 200 nm or larger size. |
| Sensor Connector | M12, pin (male), 4-pole, A-coded |
| Cable | Polyurethane sheathed, screened cable, nominal diameter 4.8 mm (0.19 in.) |
| Field-Replaceable Chip or Recalibrate | Field-replaceable chip |
| Sensor Cap Diameter | 12.5 mm (0.5 in.) |
| Body Diameter at Connector | 18 mm (0.7 in.) |
| Length | 180 mm (7.1 in.) without cable fitted |
| Sensor Body Weight | 50 g (1.8 oz) |
| Weight | 250 g (8.8 oz) with 5 m (16.4 ft) cable |
Relative Humidity | |
| Measurement Range | 0 to 100% RH |
| Accuracy |
|
| Short-Term Hysteresis | < ±1% RH |
| Additional Errors at Other Temperatures | < ±1% RH (over -40° to +60°C) |
| Long-Term Stability | ±0.5% per year (maximum drift in clean air conditions) |
| Reported Resolution | 0.001% RH |
| Repeatability | 0.05% RH (3σ noise level) |
| Response Time with Filter | < 20 s (63% response time in still air) |
Environmental Monitoring
Agricultural Systems
Hydrological Networks
Industrial Monitoring
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