EV2-220-000FT Residual Gas Analyzer

Type

Residual Gas Analyzer
Measurement Technique

Mass Spectrometry
Mass Range

1-200 amu
Detector

Multichannel Plate Dual
Ion Source

Open
Filaments

Tungsten
Software

Built-in web application
Filter length

4 in. (100 mm)
Maximum Analyzer Operating Pressure

1e^-4 Torr (1.3e^-4 mbar)
Ion Source Sensitivity

2e^-4 A/mbar
Mass Stability

±0.1 amu over 8 hours at stable ambient
Resolution

Better than 10% valley for peaks of equal height across mass range
Bake Out Temperature

250°C with electronics removed
Operating Temperature

200°C Faraday only with electronics 10 - 40°C, 150°C Multiplier with electronics 10 - 40°C and pressure <1e^-8 mbar, 90°C Multiplier with electronics 10 - 40°C and pressure <1e^-5 mbar

Maximum Operating Conditions

10 - 40°C, 80% RH (non condensing)
Electronics Weight on Flange

1.7 kg
Power

24 VDC, 2A external universal voltage supply (included)
Data Acquisition Method

Dedicated realtime acquisition processor
Data Acquisition Speed

<3 ms per point for analog scans
Data Collection Methods

Analog scanning, full mass range 8, 16 or 32 points/amu, Barchart scanning, Peak-jump collection of up to 15 peaks per scan
Settling Time

<20 ms
Control Method

CE operating system processor with web-server interface
Command Structure

Documented ASCII command protocols
Electron Energy & Emission Current

40 or 70 eV fixed (set in web configuration), 1 mA
Filament Protection

Opto-isolated input for filament protect or control with auto detection of presence of the jack plug as failsafe
Communication

10/100 Base-T Ethernet, static or automatically assigned IP addresses
Compliance

CE

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