(E-3~E-10)Pa.m3/s
With pressure gauge
Zero flow valve standard leak VTL-BA type (the latest self-research)
Microchannel leak hole (E-3 ~ E-10)Pa.m3/s
Dongbei @ self-developed manual integrated design valve, zero leakage
Advantages: small air chamber, small attenuation
Key words: standard leak | MPCVD | capacitance film gauge vacuum gauge | high and low vacuum calibration device | helium leak calibration device
Classification:
Product Details
Microchannel leak hole (E-3 ~ E-10)Pa.m3/s
Dongbei @ self-developed manual integrated design valve, zero leakage
Advantages: small air chamber, small attenuation
List of Technical Parameters
| VTL | -B |
| Leak range | (E-3~E-10) Pa·m3/s |
| Filling gas | He,D2,H2,N295%N2 + 5% H2 mixed gas, etc. (customizable) |
| Allowable deviation of indication value | ±15% |
| temperature compensation | About <3%/℃ |
| Leak element | Micro-channel tube, metal flat tube, etc. |
| Anti-clogging ability | Micro channel type: excellent metal flattening type: general |
| Interface | Interface: KF16, KF25, VCR can be customized |
| Export | Vacuum |
| Air chamber volume | 150mL or customized |
| Stamping | Repeatable inflation |
| Pressure | Maximum about 10MPa |
| Attenuation | The small leakage rate is almost zero, and the large leakage rate is calculated according to the frequency of use. |
Overall dimension
(E-3~E-10)Pa.m3/s
Features
1. Suitable for large leakage rate, high vacuum, quadrupole mass spectrometry, etc.
2. Suitable for expensive gas, to ensure the purity of the gas scene
3. Many years without inflatable
4. Be sure to close the valve when not in use
Use
VTL-BA-type leaks may be used to calibrate, detect, or simulate leaks in vacuum systems or related equipment. Leak holes are often used in vacuum technology to test the sealing performance of vacuum systems.
Characteristics
The characteristics of a leak usually include its leakage rate, stability, repeatability, etc. These characteristics are essential to ensure the accuracy and reliability of the vacuum system.
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