The 200 amu residual gas analyzers from SRS offer exceptional performance and value. These RGA’s provide detailed gas analysis of vacuum systems at about half the price of competitive models. Each RGA system comes complete with a quadrupole probe, electronics control unit (ECU), and a real-time Windows software package that is used for data acquisition and analysis, as well as probe control.
1 to 200 amu
Mass filter type
(Cylindrical rods, rod diameter: 0.25”, rod length: 4.5”)
Faraday cup (FC) – standard
Electron multiplier (CDEM) – optional
(per AVS standard 2.3).
Better than 0.5 amu @ 10% peak height
Adjustable to constant peak width throughout the entire mass range.
<200 (CDEM). User adjustable throughout high voltage range.
5.10-11 Torr (FC).
5.10-14 Torr (CDEM).
Operating pressure range
10-4 Torr to UHV (FC)
10-6 Torr to UHV (CDEM)
Max. bakeout temperature (without
Recommended bakeout temperature
200°C (O100HJR Heater Jacket recommended)
Available with FC measurements only
* Measured with N2 @ 28 amu with 1 amu full peak width @ 10% height, 70 eV electron energy, 12 eV ion energy and 1 mA electron emission current. Ionizer
Open ion source, cylindrical symmetry.
Electron impact ionization.
Stainless steel, type 304.
Thoriated Iridium (dual) with firmware protection. Field
CTI 8303 Compressor. This is a series 8300 Compressor and can be outfitted to match the specifications of most 8300 series models. Call us for your specific needs. Unit can optionally be configured with either an 8001 or and 8004 Controller for an additional cost.
Image is not of the exact unit for sale, but represents the unit that will be sold.
Rebuilt Brooks CTI-Cryogenics 8300 Helium Compressor
OEM Part Numbers this unit can be configured to meet:
8052005 water cooled
CTI-Cryogenics Cryo-Torr Cryopumps provide clean, reliable, high-speed pumping for critical vacuum process applications. For added flexibility, you can add your own customized controls and supporting peripherals to meet your specific application needs. Providing low operating costs and fast, easy maintenance, these cryopumps deliver high reliability and bottom-line performance backed by responsive service you can count on.