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Table I
Diameter (D), span length (S), length (L) and features of the SFS and the TDP.
| SFS | TDP | |
|---|---|---|
| D (mm) | 2.0 | 1.2 |
| S (mm) | 150 | 40 |
| L (mm) | 20 | 30 |
| Hearter | Wound heater | Line heater |
| Material of tube | Aluminum | Stainless steel |
| Sensor coating | None | Teflon |