| Graduation Items | S | B | R | WRe3/25 |
| Standard Temperature range (ºC): | 800~1769ºC | 800~1820ºC | 800~1769ºC | 800~1999ºC |
| Maximum Temperature Range (ºC) | 800~1769ºC | 800~1820ºC | 800~1769ºC | 800~1999ºC |
| Degree of Accuracy | 0.2 | |||
| Digital Display | High brightness LED nixie tube with 3.5 digit and 120mm letter height | |||
| Status Light Display | LED | |||
| Working Conditions | Temperature: -10ºC~ +50ºC; Relative Humidity: ≤85% | |||
| Storage Conditions | Temperature: -25ºC~ +50ºC; Relative Humidity: ≤95% ,without moisture condensation | |||
| Power Supply | AC 220V±10%, 50HZ±5%; Power dissipation: about 50W | |||
| Weight | 5kg | |||
| External Dimensions | 280mm×110 mm×380mm (Width × Depth ×Length) | |||
| Mounting Dimensions | 320 mm | |||
| Display Resolving Precision | 1ºC | |||