B:Main technical specifications and parameters
1. Relative humidity: no more than 85%

2. Timing mode: LED timer

3. Heating power: 700 W

4. Standard water value: 51±1 s
5. Ambient temperature: -10°C+40 °C
6. Power supply: AC 220 V±10%, 50 Hz
7. Inner container: stainless steel
8. Total power consumption: no more than 800 W

9. Temperature controlling accuracy: ±0.1 °C

10. Temperature measurement range: 0°C100 °C  

11. Time measurement range: the maximum is 999 s  

12. Engler viscometer thermometer: In accordance with GB/T514  

13. Measuring flask specification: 200±0.2 ml (asphalt sample is 50±0.2 ml)