Type357 RTD Probe
Please note: Orders placed after December 19, 2025, will be processed starting January 5, 2026. Thank you for your understanding.
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The Type357 RTD temperature probe is designed for industrial use and meets the highest mechanical requirements, especially at elevated operating pressures. The product is equipped with a solid weld-in thermowell according to DIN 43772 and is suitable for direct welding into pipes or vessels. The replaceable measuring insert allows maintenance or calibration without removing the thermowell, making it ideal for high availability processes. The integral Form B connection head simplifies field wiring. This model is available in a standard version at a fixed price.
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Please note that the drawings and images shown are for illustrative purposes only and may differ from the actual product.
| Feature | Specification |
|---|---|
| Temperature sensor | Pt100 according to DIN EN 60751 |
| Number of RTDs | 1 |
| Accuracy class | F0,3 |
| Circuit type | 2-wire circuit |
| Connection head | Form B according to DIN 43729 |
| Protection rating | IP54 according to DIN EN 60529 |
| Installation length L1 | 140mm (other lengths on request) |
| Neck tube length L2 | 130mm (other lengths on request) |
| Protection tube length L3 | 65mm (other lengths on request) |
| Temperature range | -50 to +400°C |
| Thermowell material | 1.4571 (other materials on request) |
| Thermowell diameter d1 | 24mm (other Ø on request) |
| Thermowell diameter d2 | 12.5mm (other Ø on request) |
| Neck tube diameter | 12mm |
| Measuring insert diameter | 6mm |
| Ingress protection rating | Weld-in design according to DIN 43772 |
| Thread | M18x1,5 male |
| Optional versions | Available on request |
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