PRODUCT DESCRIPTION
The TH-WS21 is a temperature and humidity data logger with external sensors, covering −40 to 100°C and the full 0–100%RH range. Placing the sensors inside the measured space keeps readings representative while the logger remains accessible.
USB download and battery or adapter power suit both temporary surveys and permanent monitoring points.
SPECIFICATIONS
| Temperature Range | −40 to 100°C |
| Temperature Accuracy | ±0.5°C |
| Temperature Resolution | 0.1°C |
| Humidity Range | 0–100%RH |
| Humidity Accuracy | ±3%RH at 10–90%RH, ±5%RH otherwise |
| Output / Communication | USB |
| Power Supply | Built-in lithium battery / 12V adapter |
PRODUCT APPLICATION
The TH-WS21 temperature and humidity data logger is widely used in temperature and humidity monitoring.
It is suitable for warehouses, greenhouses, laboratories and archives that must document both temperature and humidity history.
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