The Fluke Calibration 5609-300-L is a high-quality secondary reference platinum resistance thermometer (PRT) probe designed for accurate temperature measurement and calibration. This probe is part of Fluke Calibration’s trusted line of temperature sensors, offering reliable performance across a wide range of -200 to 670 °C.
Key Features & Highlights
- Secondary Reference PRT: Provides excellent accuracy and stability for calibration applications.
- Wide Temperature Range: Covers -200 to 670 °C, suitable for diverse industrial and laboratory processes.
- Compact Probe Size: 300 mm length and 6 mm diameter for easy handling and insertion.
- Convenient Lead Wire: 6 ft (1.8 m) cable with mini spade lugs for secure connections.
- Fluke Calibration Quality: Manufactured to high standards for dependable, long-term use.
Applications
The 5609-300-L is ideal for calibrating other temperature sensors, verifying temperature uniformity, and serving as a reference standard in calibration laboratories, pharmaceutical, food processing, and other industries requiring precise temperature control.





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