Descriptions
What are data loggers?
A data logger is an electronic device that records data over time, often using built-in or external sensors. These devices are commonly used in scientific, industrial, and environmental applications to monitor variables like temperature, humidity, pressure, and voltage.
How They Work
Data loggers typically:
- Collect data automatically at set intervals.
- Store information in internal memory.
- Interface with computers or mobile devices for analysis.
- Operate on battery power for portability.
Applications
- Environmental Monitoring: Tracking temperature and humidity in greenhouses or weather stations.
- Industrial Processes: Measuring pressure, flow rates, or machine performance.
- Laboratory Research: Recording experimental conditions for analysis.
- Transportation & Storage: Monitoring conditions for sensitive goods like pharmaceuticals or food.
What are typical features of data loggers?
Data loggers are designed to measure and record specific physical values so that they can then be transferred to a computer in real time or after a set interval. The type of measured values determined in this way depends entirely on the sensor of the data logger. Data loggers have different properties depending on the desired application:
- If data loggers are intended to indicate compliance with certain transportation conditions, such as temperature, humidity, etc., at first glance, this is sometimes done with a simple "OK" or "not OK" display on the logger. These loggers usually fulfill their task as "single use" loggers and are discarded after transport.
- If data loggers are used for routine monitoring, they are usually not removed but read on site via their display or the values are transferred to software in real time. This makes it possible to alert the user and intervene in a timely manner.
- Data loggers for extreme conditions, such as in autoclaves or heating ovens, are built without a readable display in order to withstand the high temperatures. These measuring devices are usually used for very limited time intervals and are read out retrospectively.
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Technical Specifications
| Measuring range | 0 % rH … 100% rH |
| Accuracy Humidity | ±3% rH (10% rH … 90%rH) |
| Measurement range temperature | -30°C … +70°C (-22°F … +158°F) |
| Accuracy Temperature | ±0.5°C at -20°C … +40°C (±0.9°F at -4°F...104°F) ±0.8°C (±1.4°F) for the remaining measurement range |
| Data memory | 40.000 measurement |
| Channels | Channels 1 : relative humidity |
| Channels 2 : temperature | |
| Sensor | NTC, capacitive humidity sensor |
| Sampling rate | 1min … 24h |
| Protection Class | IP 52 |
| Include | Sertifikat Kalibrasi KAN |
