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標準白金電阻溫度計 -200°C to 670°C
廠牌分類
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廠牌分類
Brand
標準白金電阻溫度計 -200°C to 670°C
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Isotech Model 670 SPRT
-200°C to 670°C
The 670SQ is our latest thermometer, to be specifically designed to give optimum performance up to the aluminium point.
- 25.5 Ohm SPRT
- Outstanding Performance
| TECHNICAL FEATURE | VALUE |
|---|---|
| Models | 670SQ, 670SH, 670SL |
| Measuring Range | -200°C to 670°C |
| Nominal Resistance | 25.5Ω Ro |
| Resistance Ratio | Wga > 1.11807 as required by ITS-90 |
| Sensitivity | 0.1Ω / °C (25.5Ω) |
| Long term drift | from 0.001°C / year depending on use |
| How to order | Models 670SQ, 670SH, 670SL / 25.5 or 670SQ, 670SH / 100. State “with UKAS Calibration” or “without UKAS Calibration”. |
Introduction to Standard Platinum Resistance Thermometers, SPRTS
