AV DISCOVERY System

Single Inlet System
Detection Limit

Typically 0.1 ppm

(Sample and background dependent)

Sampling Pressure

Nominally 760 Torr

(Other pressures available)

Sample Flow Rate

0.1 atm cc/s Nitrogen

Capillary Type

St-St Quartz lined Silica

Oven Temperature

150°C

Response Time

To sample at inlet - <0.5 s

Dimensions

20" wide x 30" deep x 20" high

General Features

Full Measurement Cycling

AERO VAC Gas Analyzer

Magnetic Sector Configuration

2" radius, 60° deflection

Resolution

50-75  (with 0.010" slits)

       (m/D m @ 10% peak height)

Source Sensitivity

1x10^-4 amps/Torr (1mA emission)

(1x10^-3 amps/Torr with 3mA emission)

Minimum Detectable Partial Pressure

1x10^-10 Torr for Faraday Cup

5x10^-14 Torr for Electron-multiplier

(with 0.010" slits)

Mass Range

1-150, 2-250, 3-350 AMU - Standard

Dynamic Range

8 decades total

6 decades concurrently

Emission Current

0.1 - 5.0 mA adjustable

Electron Energy

25 - 120 Volts adjustable, standard

Filament Power

20 watts, includes Softstart feature

Materials in Vacuum

Stainless Steel (304), nickel, glass (EM), ceramics, ThO2/Ir , copper gasket

ENCOUNTER Software:

Operational Modes

Analog display, Histogram Display

Trend Display, Leak Detect

Control Panels, Calculators and Tools

(See Encounter brochure for further details)

Other Options

Calibrated Standards

Multiple Inlet System

Wet or Dry Pump Versions

Requirements

Pentium III Processor, Windows 9x, 2000, XP, One Serial or Ethernet Port

Air supply for valve actuation - 80psi