The TXL-840D is a new-generation high-performance helium mass spectrometer leak detector with dry high-cleanliness design, specifically engineered for vacuum equipment, automotive refrigeration, electronics & semiconductors, nuclear industry, aerospace, high-energy physics, scientific research, and other fields. Built around "ultra-high sensitivity, rapid efficiency, and robust stability," it delivers flexible adaptability across diverse scenarios, making it a trusted partner for industrial manufacturing and scientific testing.
Exceptional Precision Detection: Minimum detectable leak rate reaches 5×10⁻¹³ Pa·m³/s (vacuum mode) to meet stringent micro-leak detection needs in ultra-high vacuum environments; absorption gun mode achieves 5×10⁻⁹ Pa·m³/s, covering a wide leak rate range (display: 1E-13 to 1E-1).
Fast & Efficient Operation: Start-up time ≤2 minutes, response time ≤1.0 second, significantly reducing testing cycles and boosting production efficiency.
Dry & Clean Design: Oil-free operation eliminates contamination risks, ideal for precision scenarios like semiconductors and optical devices requiring high cleanliness.
Stable & Reliable Performance: Equipped with an iridium-coated yttrium oxide filament ion source, it resists wear and extends service life; ultimate vacuum of 5×10⁻⁴ Pa ensures long-term stable operation.
Flexible Compatibility: Supports Chinese/English interface switching, compatible with imported DN25 ISO-KF flanges for seamless integration with multi-brand vacuum systems; dual power options (220V/50Hz/10A or 110V) for global use.
Parameter |
Specification |
Minimum Detectable Leak Rate |
Vacuum mode: 5×10⁻¹³ Pa·m³/s; Absorption gun mode: 5×10⁻⁹ Pa·m³/s |
Display Range |
1E-13 to 1E-1 Pa·m³/s |
Start-up Time |
≤2 minutes |
Response Time |
≤1.0 second |
Maximum Detection Pressure |
1500Pa |
Pre-pump Speed |
15m³/h |
Ion Source |
Iridium-coated yttrium oxide filament |
Ultimate Vacuum |
5×10⁻⁴ Pa |
Optional Leak Rate Units |
Pa·m³/s, Atm·cc/s, Mbar·l/s, PPM |
Power Supply |
220V/50Hz/10A or 110V |
Operating Temperature |
5-35℃ |
Relative Humidity |
≤80% |
Interface |
Imported flange DN25 ISO-KF |
Optional Languages |
Chinese, English |
Vacuum Equipment Manufacturing: Micro-leak detection for vacuum chambers, valves, pump sets, and other components.
Automotive Refrigeration Systems: Sealing verification for air conditioning pipelines, compressors, and heat exchangers.
Electronics & Semiconductors: Airtightness testing for chip packaging, vacuum chambers, and precision sensors.
Nuclear Industry/Aerospace: Oil-free clean leak detection for high-vacuum equipment, fuel systems, and spacecraft components.
Scientific Research: High-precision leak rate measurement for particle accelerators and vacuum experimental devices.
Cleanliness First: Dry design avoids oil contamination, protecting sensitive devices.
Intelligent Interaction: Free switching between Chinese/English interfaces for global user-friendliness.
Global Compatibility: Imported flanges + dual-voltage power supply adapt to multi-region and multi-brand vacuum systems.
Long-Term Stability: Iridium-coated filament extends service life and reduces maintenance costs.
We provide comprehensive after-sales support for the TXL-840D:
12-month warranty (core components like ion sources and pumps extended to 24 months).
Response to故障 inquiries within 48 hours; on-site repairs dispatched as needed.
Free installation, operation training, and regular maintenance guidance.
Lifetime technical support to ensure full lifecycle stability.
Frequently Asked Questions (FAQ)
Q1: What is the difference in minimum detectable leak rates between vacuum mode and absorption gun mode?
A: In vacuum mode (direct detection), the minimum detectable leak rate is 5×10⁻¹³ Pa·m³/s, suitable for ultra-high vacuum scenarios. In absorption gun mode, gas sampling enriches the leak signal, enabling detection of higher leak rates (5×10⁻⁹ Pa·m³/s). This covers both micro-leaks and larger leaks.
Q2: What are the specific advantages of the dry design, and which special scenarios does it suit?
A: The dry design eliminates oil lubrication, avoiding contamination from oil vapor—critical for cleanrooms. It is especially suitable for precision devices like semiconductor chips, optical lenses, and medical equipment, where oil residue could impair performance.
Q3: What leak rate units does the device support, and how does this benefit international standards compliance?
A: Supported units include Pa·m³/s (international standard), Atm·cc/s (common vacuum unit), Mbar·l/s (European standard), and PPM (concentration ratio). This flexibility facilitates alignment with global standards (e.g., ISO, ASME), enhancing data interoperability.
Q4: How adaptable is the device to power supplies outside China?
A: The TXL-840D offers dual power options: 220V/50Hz (China standard) or 110V (common in Europe/North America), allowing direct grid connection. For other voltages, custom transformers are available to ensure global usability.
Q5: Does the device support integration with third-party testing software?
A: The TXL-840D comes with a built-in data management system that supports result storage, export (Excel/CSV), and historical data comparison. For MES/ERP system integration, we provide API customization services to meet Industry 4.0 needs.
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