The Fluke Calibration 2638A/05/C 120 Multifunction Data Logger is a high-precision instrument designed for demanding industrial and laboratory applications. With 22 universal differential isolated inputs, it provides exceptional flexibility for measuring a wide range of signal types, including AC/DC voltage, AC/DC current, thermocouples, RTDs, thermistors, resistance, and frequency. This data logger delivers outstanding accuracy, with DC accuracy of 0.0024% and thermocouple accuracy of 0.5°C, ensuring reliable and repeatable measurements.
Key Features & Highlights
- 22 universal differential isolated inputs for versatile measurement capabilities
- DC accuracy of 0.0024% and thermocouple accuracy of 0.5°C for precise readings
- 6.5-digit bench DMM function for front panel inputs
- On-screen color trend graphing and analysis for real-time data visualization
- Easy-to-use menu system for setup and data management
- Multi-channel real-time data display
- Monitor function for real-time viewing and charting between scans
- 20 on-board math channels for custom calculations
- One-button screen capture of chart or data displays
- 45 channels/second basic DC scan rate
- Internal 75,000 scan/setup file memory
- USB flash drive support for data transfer
- Data security features to protect your data
- CAT II 300 V input safety rating
- Supported by TQSoft and TQAero thermal validation software for regulated industries
Applications
The Fluke Calibration 2638A/05/C 120 is ideal for temperature calibration, process validation, and industrial testing. It is commonly used in pharmaceutical, biotechnology, food and beverage, and manufacturing environments where precise temperature monitoring and data logging are critical. The included relay card and universal input module enhance its versatility, making it a comprehensive solution for multifunction data acquisition.





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