The Fluke Calibration 5609-20-D Secondary PRT Probe is engineered to deliver precise and repeatable temperature measurements with 100 Ohm resistance across a wide temperature range. Its 1/4×20″ size and 5-pin DIN connector ensure seamless integration with compatible calibration systems, making it ideal for laboratory, research, and industrial applications. Designed for secondary reference applications, this probe provides stable, high-confidence readings for thermometer verification, instrument calibration, and high-precision temperature monitoring. Constructed to meet international standards, the 5609-20-D ensures traceable, reliable measurements for professional calibration workflows.
Key Features:
100 Ohm secondary PRT probe for high-accuracy measurements
1/4×20″ dimensions for versatile integration
5-pin DIN connector for easy connectivity
Durable and stable construction
Provides repeatable and traceable temperature readings
Compatible Applications: Laboratory calibration, industrial temperature measurement, research facilities, thermometer verification, and high-precision temperature monitoring.
Included Accessories: User manual.
Compliance: ISO 17025 compatible and meets international calibration standards.
Benefits for Lab Users: Provides precise, repeatable, and traceable temperature measurements, supports accurate instrument calibration, enhances workflow efficiency, and delivers reliable performance in laboratory and industrial environments.




