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Varian 936-40 Porta-Test:
This is a portable unit available with or without a cart. Unit does not require liquid nitrogen. Diffusion pump model, contra-flow system can detect leaks into the minus ten range. Analog meters. |
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Varian 938-41 Porta-Test:
This is a portable unit available with or without a cart. Unit does not require liquid nitrogen. Diffusion pump model, contra-flow system can detect leaks into the minus ten range. Digital display. |
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Varian 936 Series:
This is a cabinet model, several models available. High speed, high sensitivity versions available. Most require liquid nitrogen. Maximum rated sensitivity 2 X 10-11. Unit has two mechanical pumps and a diffusion pump. Analog meters. |
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Varian 959 Turbo:
This is a portable unit, comes with cart and pump. Does not require liquid nitrogen, can detect leaks into the minus ten range. |
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Alcatel ASM 110 TCL:
This is a portable unit, self-contained unit. Mechanical pump and turbo pump within unit. Does not require liquid nitrogen. Built-in sniffer probe. Can detect leakes into the minus ten range. Available with or without a cart. |
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BOC Edwards 300E:
This is a portable unit, self-contained unit. Mechanical pump and twin diffusion pumps within unit. Does not require nitrogen. Automatic calibration, can detect leaks into the minus ten range. Massive gorss and fine test modes. |
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VEECO MS-17:
This is a full size unit, has a liquid nitrogen cold trap. Maximum rated sensitivity 6 X 10-11 for air. Response time less than 1.5 seconds. Solid state electronics, analog display. A digital display version of this model is available. It is a VEECO MS-170 which also has a gross leak capability. |
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LEYBOLD UL-100:
This is a self-contained, portable unit, does not require liquid nitrogen. Capable of detecting leaks into the minus ten range. Turbo pump unit. |
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LEYBOLD UL-200:
This is a self-contained, portable unit, does not require liquid nitrogen. Capable of detecting leaks into the minus ten range. Turbo pump unit. A dry version of this model is available. It utilizes a diaphragm pump in place of the mechanical pump. |
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