Fluke Calibration 5628-15-B Secondary Standard PRT Probe
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Fluke Calibration 5628-15-B is a secondary standard PRT probe, 0.25" × 15" with 25.5Ω resistance, -200°C to 661°C range, Inconel 600 sheath, 5-pin DIN termination.
Product details
| Model | 5628-15-B |
| Manufacturer | Fluke Calibration |
| Category | Test Leads & Probes |
| Availability | Made to order |
Description
Overview
The Fluke Calibration 5628-15-B is a secondary standard PRT probe designed for precision temperature measurement from -200°C to 661°C. Featuring a 0.25-inch diameter Inconel 600 sheath with 15-inch overall length, this probe delivers excellent durability and thermal response for high-temperature calibration applications. The 4-wire configuration with 5-pin DIN termination ensures compatibility with standard calibration instruments.
Key Features
- Temperature range: -200°C to 661°C with <0.03°C/500 hours drift at 661°C
- Nominal resistance: 25.5Ω (±0.5Ω) with W(Ga) ≥ 1.11807
- Calibration uncertainty: ±0.006°C at -200°C, ±0.004°C at 0°C, ±0.009°C at 420°C, ±0.014°C at 661°C
- Stability: ±0.003°C
- Sheath material: Inconel 600 for superior high-temperature durability
- Lead wires: 4-wire Super-Flex PVC, 22 AWG
- Termination: 5-pin DIN connector for 1502A compatibility
- Physical dimensions: 0.25" diameter × 15" length
- Recommended immersion depth: at least 12.7 cm (5 in)
Applications
- Precision temperature calibration in laboratory and industrial settings
- High-temperature furnace and block calibrator applications
- Reference standard for calibration of thermometers and temperature instruments
- On-site and portable calibration work
Specifications
| Resistance (RTPW) | 25.5 Ω (±0.5 Ω) |
| Temperature Range | -200°C to 661°C |
| Operating Temperature (Handle) | 0°C to 80°C |
| Size (Diameter × Length) | 0.25" × 15" |
| Immersion Depth | At least 12.7 cm (5 in) |
| Sheath Material | Inconel 600 |
| Lead Wires | 4-wire Super-Flex PVC, 22 AWG |
| Termination | 5-pin DIN |
| Stability | ±0.003°C |
| Long-Term Drift | < 0.03°C/500 hours at 661°C |
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Fluke Calibration 5628-15-B Secondary Standard PRT Probe
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