High Sensitivity Helium Leak Tester with Dry Vacuum Pump
Technical Specifications of SFJ-231D Helium Leak Detector
| Wayeal SFJ-231d Oil Free Dry Pump Helium Leak Detector Machine | ||
|
Performance Indicators |
Minimum detectable leak rate (Pa·m3/s)/ vacuum mode |
5.0×10-13 |
| Minimum detectable leak rate (Pa·m3/s)/ sniffer mode |
5.0×10-9 | |
| Response time(s) | <1 | |
| Startup time(min) | ≤2 | |
| Leakage detection range (Pa·m3/s) |
5.0×10-13~1.0×10-3 | |
| Leakage rate display range (Pa·m3/s) |
1.0×10-13~1.0×10-3 | |
| Maximum allowable leak detection pressure(Pa) | 1500 | |
| Detectable quality | 2,3,4(H2 , He3, He4) | |
|
Basic Configuration |
Man-machine interface | 7 "color LCD Touch Screen |
| Ion source | 2pcs, iridium coated yttrium oxide, automatic switching | |
| I/O Input/output interface | Eight inputs and eight outputs | |
| Communication interface | RS232/485, USB*2 | |
| MES interface | Standard | |
| Physical size of instrument (W)×(D)×(H),mm |
592 * 498 * 370mm | |
| Specifications of leak detection port | DN25 KF | |
| Power Supply | AC220V, 50HZ/60HZ | |
| Operating temperature | 0-40ºC | |
| Power | 1000W | |
| Display language | Both Chinese and English | |
| Leakage rate display | Figure, bar chart, curve chart | |
Dry vacuum pumps (oil-free vacuum pumps) are widely used in leak detection applications that demand high cleanliness, corrosion resistance, and operational efficiency due to their oil-free operation, corrosion resistance, and simple maintenance requirements. The following outlines typical industries and components where dry pumps are essential for leak testing:
1. Semiconductor and Electronics Industry
- Leak testing components:
- Wafer fabrication equipment (e.g., etching machines, CVD reaction chambers)
- High-vacuum sealed devices (MEMS sensors, chip packaging)
Vacuum coating equipment
2. New Energy Industry (Lithium Batteries/Hydrogen Energy)
- Leak testing components:
- Lithium battery electrolyte filling chambers
- Fuel cell bipolar plates/stack sealing
- Hydrogen storage tank valves and pipelines
3. Medical and Pharmaceutical Industry
- Leak testing components:
- Sterile packaging (vials, prefilled syringes)
- Vacuum freeze dryers (lyophilizers)
- Medical catheters/implant device packaging
4. Automotive Industry
- Leak testing components:
- New energy vehicle battery pack sealing
- High-pressure fuel system pipelines (for hydrogen fuel cell vehicles)
5. Scientific Research and High-End Manufacturing
- Leak testing components:
- Particle accelerator vacuum pipelines
- Spacecraft fuel tanks (satellites, rockets)
- Superconducting equipment cooling systems
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