Definition: Standalone electronic device that records temperature (and sometimes humidity, light, shock) over time using internal memory.
Types:
- **Single-use**: Disposable loggers for one-time shipments, cost-effective
- **Multi-use**: Reusable loggers, downloaded via USB or wireless after each trip
- **Real-time**: Loggers with cellular/satellite connection, transmit data during transport
Key Specifications:
- **Accuracy**: ±0.5°C typical (calibrated models)
- **Sample rate**: Every 1-60 minutes typical
- **Battery life**: 30-365 days (varies by model and sample rate)
- **Memory**: 2,000-32,000 readings typical
- **Calibration**: SANAS-accredited calibration required for pharmaceutical compliance
Cost:
- Single-use: R50-200 each
- Multi-use: R500-3,000 each
- Real-time: R1,500-5,000 each + monthly connectivity fee
Related Terms: Temperature Monitoring, Temperature Profile, GDP Compliance, SANAS Calibration
Find Suppliers: Data logger and temperature monitoring equipment