Real-Time Data &
Sensor Analytics
Custom Hardware &
Automation
High Precision
Calibration
Logger air yang sepenuhnya tahan air untuk mengukur konduktivitas, suhu, dan kedalaman (CTD) dengan sensor W-CTD, di air tawar maupun air laut. Sensor kedalaman tersedia untuk 4 m, 9 m, 30 m, dan 76 m.
| Specification | Value |
|---|---|
| Logger MX801 | |
| Operating Range | -40° to 50°C, cannot be frozen in ice |
| Wireless Data Standard | Bluetooth 5; approx. 30.5 m line-of-sight |
| Logging Rate | 5 seconds to 18 hours |
| Water Detect | Events logged when submerged or removed from water |
| Battery | Four AA 1.5 V lithium; approx. 2 years with W-CTD sensor (1-minute logging) |
| Memory | 730,000 measurements (4 MB) |
| Environmental Rating | IP68; waterproof to 100 m with sensor attached |
| Dimensions / Weight | 4.14 cm diameter, 20 cm length without sensor; 213 g |
| Conductivity and Temperature (W-CTD) | |
| Conductivity Range | 0 to 100,000 µS/cm |
| Accuracy | ±2% or 15 µS/cm, whichever is greater; salinity ±2% of reading or 0.1 PSU |
| Resolution | 0.1 µS/cm (0-1,000); 1 µS/cm (1,000-10,000); 10 µS/cm (10,000-100,000) |
| Temperature | -20° to 50°C; ±0.15°C from 0° to 50°C; 0.01°C at 25°C |
| Depth (W-CTD sensors) | |
| 4 m (13 ft) | 0-145 kPa; typical ±0.075% FS (0.3 cm); resolution 0.14 cm |
| 9 m (30 ft) — W-CTD-01 | 0-207 kPa; typical ±0.05% FS (0.5 cm); resolution 0.21 cm |
| 30.6 m (100 ft) — W-CTD-02 | 0-400 kPa; typical ±0.05% FS (1.5 cm); resolution 0.41 cm |
| 76.5 m (251 ft) — W-CTD-03 | 0-850 kPa; typical ±0.05% FS (3.8 cm); resolution 0.87 cm |
| Raw Pressure Accuracy | ±0.3% FS maximum error |