These sheathed RTD probes contain two Pt100 sensing elements and use direct multi-strand nickel-plated leads. The silver-copper welded cold end has a buffer spring. The probe has no fixed mounting device, so sheath diameter and immersion length are selected for the installation.
| Sensor | Sheath material | Sheath diameter | Temperature range options | Accuracy class | Maximum measuring current |
|---|---|---|---|---|---|
| WZPK platinum RTD; Pt100 | 06Cr18Ni11Ti | 3mm | -200-250°C or -200-420°C | A or B | Class A: ≤2mA; Class B: ≤5mA |
| 4mm, 5mm, 6mm or 8mm | -200-420°C or 0-500°C | ||||
| 3YC-52 alloy | 0-650°C |
Select a stated temperature range together with its sheath material and diameter. The alternative ranges listed for each stainless-steel row are separate range selections.
| Sheath diameter | Immersion length | Cold-end connection | Lead length |
|---|---|---|---|
| 8mm | 100-2500mm | Silver-copper welding | User specified |
| 6mm | 75-2000mm | ||
| 5mm | 75-1500mm | ||
| 4mm | 50-1000mm | ||
| 3mm | 50-750mm |
