For years of scientific-grade water and soil temperature measurements
Visão Geral
The TempVue™50 is a high-precision digital water and soil temperature sensor that extends the high performance of the TempVue product line into the water. The TempVue 50 is a rugged and reliable sensor that exceeds United States Geological Survey (USGS) Office of Surface Water (OSW) specifications. The sensor is also plug-and-play with the Aspen ecosystem of Internet of Things (IoT) edge devices.
Leia maisBenefícios e Características
- Submersible and watertight sensor and cable
- Highly accurate silicon sensor providing reliable and stable measurements in all conditions
- Strong anchor loop to pull through conduit or secure to weights
- Calibration certificate provided
- Simplified installation and programming with SDI-12 outputs
- Calibration information stored within the sensor and automatically applied to raw values to eliminate the need for coefficient calculations
- Intelligent, digital sensor offering less complex wiring and fewer data logger channels
- Compatible with all SDI-12 data loggers
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Descrição Técnica
The TempVue 50 is a fully digital water temperature sensor that uses the latest silicon bandgap technology to provide the market's highest level of accuracy and repeatability. The all-digital design minimizes self-heating, reduces complexity, and can be used to measure scientific-grade temperatures in both water and soil. The measurement electronics are surge protected and environmentally sealed with a fully encapsulated Delrin™ housing to provide years of reliable measurements in all environments.
Especificações
| Sensor Description | Digital silicon bandgap |
| Time Constant in Air | 35 s (1 tau) |
| Measurement Interval | > 15 s (recommended) |
| Temperature Range | -40° to +60°C |
| Measurement Uncertainty | 0.1°C (-10° to +60°C) |
| Temperature Resolution | 0.01°C |
| Housing Material | Acetal homopolymer (Delrin 500P) |
| Maximum Submergence | 30 m (98.4 ft) depth |
| Recommended Recalibration Interval | 1 y |
| Diameter | 17 mm (0.67 in.) |
| Length | 95 mm (3.74 in.) |
Power |
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| Average Current | 150 µA |
| Active Current | < 3mA |
| Input Voltage | 6 to 16 V |
Communications |
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| SDI-12 Version | 1.4 |
| SDI-12 Address | 0 (default) |
Cable |
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| -NOTE- | This device is capable of fitting through a standard 2.5 cm (1 in.) conduit with a 20.3 cm (8 in.) factory bend. |
| Jacket Material | Watertight, UV-resistant, 1.1 mm (0.045 in.) polyurethane |
| Maximum Cable Length | 150 m (492.1 ft) |
| Maximum Pull Strength (Load) | 450 N (100 lb) |
| Maximum Weight Load | 2.25 kg (4.96 lb) |
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Compatibilidade
Please note: The following shows notable compatibility information. It is not a comprehensive list of all compatible products.
Additional Compatibility Information
The TempVue 50 is compatible with all current Campbell Scientific data loggers, Aspen IoT devices, and other SDI-12-compliant data loggers.
Downloads
TempVue 50 Program Example v.1 (1 KB) 22-01-2024
This program uses the R0! SDI-12 instruction to retrieve the temperature measurement. The program is written for a CR1000X, but programs for other data loggers will be similar.