| Specifications |
| Temperature Range |
–200 °C to 670 °C |
| Nominal RTPW |
25.5 Ω (± 0.5 Ω) |
| Current |
1.0 mA |
| Resistance Ratios |
W(234.315 K) ≤ 0.844235
W(302.9146 K) ≥ 1.11807 |
| Sensitivity |
0.1 Ω/°C |
| Drift Rate |
< 0.006 °C/100 hours at max temperature (typically < 0.003 °C) |
| Self-heating at TPW |
< 0.002 °C under 1 mA current |
| Reproducibility |
± 0.0015 °C or better |
| RTPW Drift After Thermal Cycling |
< 0.001 °C |
| Diameter of Pt Sensor Wire |
0.07 mm (0.003 in) |
| Protective Sheath |
Quartz Glass
Diameter: 7 mm (0.28 in)
Length: 485 mm (19.1 in) |
| Lead Wires |
Four sensor wires |