Specifications

e-Vision 2 Electronics

Mounted weight on flange

1.7kg

power

24V DC, 2A external universal voltage supply (included)

Maximum operating conditions

10-40°C, 80% RH (non condensing)

Communication

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

Data acquisition method

Dedicated realtime acquisition processor

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

Maximum data acquisition speed

<3ms per point for analog scans

Settling time from Full Range to

baseline Signal

<20ms

Control method

CE operating system processor with web-server interface

Command structure

Documented ASCII command protocols

Electron energy

40 or 70eV fixed (set in web configuration)

Emission current

1 mA

Filament protection

Opto-isolated input for filament protect or control with auto detection of presence

of the jack plug as failsafe

Software

Built-in web applications allowing RGA control and data aquisition without

installed software using web browser on any PC

Optional EasyView for Windows 2000, XP or Vista

e-Vision 2 Analyzers

Mass range

100 or 200 amu

Filter length

4” (100mm)

Detector

Faraday or Dual Faraday Microchannel Plate Electron Multiplier

Filaments

Tungsten or Thoria Coated Iridium

Maximum operating pressure

1e-4 Torr (1.3e-4 mbar)

ion source sensitivity

2e-4 A/mbar

Minimum detectable partial pressure

(3

σ baseline noise at 300ms

integration)

2e-11 Torr (2.6e-11 mbar) Faraday

5e-14 Torr (6.7e-14 mbar) Multiplier

Mass stability

±0.1 amu over 8 hours at stable ambient

Resolution

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

bakeout 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

Compliance

CE