Model and tolerance
| Conductor | Model | Type |
Use temperature°C
(short time) |
Use temperature°C
(long time) |
| Ni-Cr / Ni-Si | WRKK | K | 0-1200°C | 0-900°C |
| Ni-Cr-Si / Ni-Cr-Mg | WRKN | N | 0-1000°C | 0-1000°C |
| Ni-Cr / Ni-Cu | WRKE | E | 0-700°C | 0-600°C |
| Fe / Cu-Ni | WRKJ | J | 0-600°C | 0-500°C |
| Cu / Cu-Ni | WRKT | T | 0-400°C | 0-350°C |
| Pt-Rh10 / Pt | WRKS | S | 0-1600°C | 0-1300°C |
| Pt-Rh13 / Pt | WRKR | R | 0-1600°C | 0-1300°C |
| Pt-Rh30 / Pt6 | WRKB | B | 0-1800°C | 0-1600°C |
| Classification | Type | Standard Model | Features | Temperature | Material | Use Requirement |
| Resistance | C | WZP | Special | 0~2300ºC | W/Re | Vacuum field |
| PT10 | WZP | Normal | -200~650ºC | Pt | Stable | |
| PT100 | WZP | Normal | -200~650ºC | Pt | With Different Range | |
| PT1000 | WZP | Normal | -200~650ºC | Pt | ||
| Cu50 | WZC | Normal | -50~100ºC | Cu | ||
| Cu100 | WZC | Normal | -50~100ºC | Cu | ||
| PT500 | WZP | Special | -200~650ºC | Pt | ||
| PT200 | WZP | -200~650ºC | Pt | |||
| Thermistor | NTC | Low Accurcy |