
| 
 Leakage detection accuracy:  | 
 refrigerant 1g/y~14g/y, i.e.5.0E-7~7.0E-6Pa.m3/s;  | 
| Helium filling pressure: | 0~2.5MPa; | 
| Detection rhythm: | 30s~180s/piece; | 
| Detection method: | 
 Check the overall leakage rate and also assist in finding leakage points;  | 
| Level 3 leakage detection: | major leakage detection, medium leakage detection, and minor leakage detection; | 
| Structural style: | 
 Bell type/sliding door type;  | 
| Security protection: | 
 grating protection, action interlocking, hierarchical password, sound and light alarm;  | 
| Economy: | Helium recovery and recycling, low maintenance cost; | 
| Automation: | PLC control, touch screen operation, automatic evacuation, detection, and helium recovery; | 
| Intelligent: | remote monitoring, automatic data storage, communication with MES or databases. | 
| Applicability: | non-standard customized solutions to meet customer needs. | 






