Fluke Calibration 5609-20-S Secondary PRT Probe
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Fluke Calibration 5609-20-S secondary PRT probe offers -200°C to 670°C range with ±10 mK stability and reference-grade platinum sensor in Inconel sheath.
Product details
| Model | 5609-20-S |
| Manufacturer | Fluke Calibration |
| Category | Temperature Probes & Sensors |
| Availability | Made to order |
Description
Overview
The Fluke Calibration 5609-20-S is a secondary reference platinum resistance thermometer (PRT) probe delivering exceptional stability and precision across an extended temperature range. Designed with reference-grade platinum sensors and four-wire connections, it provides accurate temperature measurement with minimal noise and reduced measurement error through its small-diameter sheath.
Key Features
- Temperature range: -200°C to 670°C
- Short-term stability: ±10 mK at triple point of water
- 1/4-inch (6.35 mm) diameter sheath with 12, 15, or 20-inch lengths available
- Alternative 6 mm diameter with 300, 400, or 500 mm lengths
- Inconel sheath material for durability and wide temperature range
- Reference-grade platinum sensor with four-wire connection
- Minimum 100 mm immersion depth
- Optional 90° bend at nine inches from tip for dry-well applications
Applications
- Precision temperature calibration and metrology
- Industrial temperature measurement standards
- Sensor validation and comparison
- Dry-well calibration systems
Included Accessories
- Certificate of Compliance
Specifications
| Temperature Range | -200°C to 670°C |
| Stability (short-term at triple point) | ±10 mK |
| Sheath Material | Inconel |
| Sheath Diameter Option 1 | 1/4 inch (6.35 mm) |
| Sheath Diameter Option 2 | 6 mm |
| Available Lengths (1/4" sheath) | 12, 15, 20 inches |
| Available Lengths (6 mm sheath) | 300, 400, 500 mm |
| Minimum Immersion Depth | 100 mm |
| Sensor Type | Reference-grade platinum |
| Connection | Four-wire |
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Fluke Calibration 5609-20-S Secondary PRT Probe
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