ekran Inc. ekran Inc.

Model 2537A Training Model 2537A Training CourseCourse

Detailed Instrument Detailed Instrument DescriptionDescription

Rev: Nov. 2003

ekran Inc. ekran Inc.

InstallationInstallation PowerPower

115 VAC or 230 VAC, 200 VA115 VAC or 230 VAC, 200 VA Should be regulated Should be regulated ±±5%5%

ArgonArgon 99.995% or better99.995% or better One tank lasts for 2-3 months of continuous One tank lasts for 2-3 months of continuous

useuse Zero AirZero Air

Final Hg filter and pressure regulator providedFinal Hg filter and pressure regulator provided Requires 3 to 60 PSI, 1.5 l/m instrument airRequires 3 to 60 PSI, 1.5 l/m instrument air Used only during startup and recalibrationsUsed only during startup and recalibrations

ekran Inc. ekran Inc.

Sample LineSample Line

Vital part of overall systemVital part of overall system Heated TeflonHeated Teflon®® line line Glass high volume manifoldGlass high volume manifold No metal components!No metal components!

Periodic QA/QC tests on sample Periodic QA/QC tests on sample line advisableline advisable

ekran Inc. ekran Inc.

Rear Panel ConnectionsRear Panel Connections

ekran Inc. ekran Inc.

Top ComponentsTop Components Top panel Top panel

provides access provides access to:to:

Valve assembly Valve assembly & cartridges& cartridges

MicroprocessorMicroprocessor Main PCBMain PCB Detector module Detector module

& lamp& lamp

ekran Inc. ekran Inc.

Bottom ComponentsBottom Components Bottom panel Bottom panel

provides access to:provides access to: Zero/Sample Zero/Sample

switching solenoidswitching solenoid Permeation sourcePermeation source Power supplies & Power supplies &

internal fusesinternal fuses Pump, MFM, buffer Pump, MFM, buffer

tank & MFCtank & MFC Argon supply Argon supply

valve, filter & valve, filter & pressure regulatorpressure regulator

ekran Inc. ekran Inc.

Detailed Flow DiagramDetailed Flow Diagram

ekran Inc. ekran Inc.

Valve AssemblyValve Assembly

ekran Inc. ekran Inc.

Pure Gold Cartridge Pure Gold Cartridge (Pat’d)(Pat’d)

Mercury Adsorption Cartridge

Quartz Glass 6 mm O.D. X 4 mm I.D.

Orifice(second seal)

Retention Groove(first seal)

NOTE: Cartridge Length 5 inches.

Pure Gold Matrix Assembly

Flow Direction

1 2 3

4 5

Mercury Adsorption Cartridge

Quartz Glass 6 mm O.D. X 4 mm I.D.

Orifice(second seal)

Retention Groove(first seal)

NOTE: Cartridge Length 5 inches.

Pure Gold Matrix Assembly

Flow Direction

1 2 3

4 5

ekran Inc. ekran Inc.

Atomic Fluorescence Atomic Fluorescence DetectorDetector

ekran Inc. ekran Inc.

Lamp Stabilizer BoardLamp Stabilizer Board

ekran Inc. ekran Inc.

Perm Source Flow Perm Source Flow DiagramDiagram

ekran Inc. ekran Inc.

Permeation SourcePermeation Source

Menu TreeMenu Tree

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End – Detailed SectionEnd – Detailed Section