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WFX-810 Zeeman PDF Print E-mail

 

 wfx-810
Dual light sources and dual atomizers (national patent), a unique integrated structure design with a high degree of user friendliness

Parallel flame and graphite furnace atomizer, without mechanical movements and changeover, ensuring long time stability and reliability.
Time-sharing dual light sources, no need for changing lamps, increasing the number of analyzable elements to the maximum and reducing operation and adjustment time to the minimum.
Alternate use of the shortest optical path, to reduce light energy losses.


More powerful dual magnetic fields Zeeman background correction technology
Adopting constant magnetic field, transverse Zeeman background correction device for both flame and graphite furnace analysis, with super powerful dual atomizer high background correction capability over the whole wavelength range.
Intensified flame constant magnetic field to improve the analytical sensitivity.
Quasi double beam design to correct baseline drift, shorten preheating time and improve analytical accuracy.
Integrated design of graphite furnace power supply with the main unit
Multiple shielding technology successfully decreases magnetic interference.
Shortening the distance of power supply reduces power losses dramatically.
Compact structure, small space requirement, easy and simple installation and moving.
Advanced electronic design
New generation large scale integration technology with simple and reliable PC boards.
New generation bus and internal network technology, enhancing the anti-interference capability of the system.
Fully automatic operation with high accuracy
Automatic 8×2 lamp turrets, automatic adjustment of lamp current and optimize of light beam position.
Automatic wavelength scanning and peak picking.
Automatic spectral bandwidth changing.
Automatic changeover between flame and graphite furnace operation, automatic ignition and automatic gas flow setting.

Features

Brand-new fully automated flameless analysis technology with high reliability
Newly designed graphite furnace and its power supply system with ultra-rapid heating, super long time stability and super high power efficiency.
Intelligent fully automated sampler, with automatic working curve generation, automatic tracing and correction of liquid surface height in the sample vessel, automatic long term memorizing of the sampling probe position.
Perfect safety protection measures
Alarm and automatic safety protection to fuel gas leakage, abnormal flow, insufficient air pressure and abnormal flame extinction in flame system.
Monitoring, alarm and protection function to insufficient protective gas pressure and cooling water supply in graphite furnace system.
Cooling wate monitoring and protection in magnetic field system.
Drain tube water seal monitoring and alarm.
User friendly operation software
Convenient, friendly and reliable AAS software under Windows XP operation system.
Quick setting, automatic adjustment and automatic optimization of instrument parameters.
Safety monitoring, quick prompt ad protection.
Intelligent analytical quality control, precision control, standard sample check and Spike check functions.
User selectable analytical report formats.

Specifications

Main Specification

Wavelength range

190-900nm

Wavelength accuracy

±0.5nm

Resolution

Better than 0.3nm.

Baseline stability

0.005A/30min

Light Source

Lamp turret

Automatic 8×2 lamp turrets (Two high performance hollow cathode lamps can be mounted on each turret);

Lamp current

0~15mA

Lamp power supply mode

200Hz narrow square wave pulse

Opitical system

Monochromator

Czerny-Turner type

Grating

1800l/mm

Focal length

430mm

Blazed wavelength

250nm

Spectral bandwidth

Flame mode:0.2nm, 0.4nm, 0.8nm, 1.6nm
Graphite furnace mode: 0.2,0.4, 1.2nm

Atomizer

Flame Atomizer

Burener: 10 cm single slot all-titanium burner

Spray chamber: Corrosion resistant all-plastic spray chamber

Nebulizer: High efficiency glass nebulizer with metal sleeve.

Position adjustment: flame heigh is adjustable

Graphite Furnace Atomizer

Temperature range: Room temperature~3000ºC

Heating rate: 2000℃/s

Graphite tube dimensions: 28mm(L)×8mm(OD)

Detection and Data Processing System

Detector

R955 Photomultiplier with high sensitivity and wide spectral range.

Software

Professional AAS software under Windows XP operating system

Analytical method

Working curve auto-fitting; standard addition method, automatic sensitivity correction, automatic calculation of concentration and content.

Repeat times

1~99 times, automatic calculation of mean value, standard deviation and relative standard deviation.

Multi-task functions

Sequential measurement for multi-element in same sample

Conditionn reading

With model function.

Result printing

Measurement data and final analytical report printout, editing with Excel

Communication

Standard RS-232 serial port; supporting USB port communication

Background Correction System

Flame constant magnetic field Zeeman background correction

Magnetic flux density:1.0T

Graphite furnace constant magnetic field Zeeman background correction

Magnetic flux density:1.0T

Dimensions and weight

Main unit

1160×630×570mm, 160kg

Auto-sampler

320×270×260mm, 15kg

 

This specification can be changed without prior notice

EnviSense | Atomic Absorption Spectrophotometry | AAS Spectrophotometers | Spectrophotometer WFX 810 | Flame AAS Spectrophotometer | Graphite furnace | AAS Analysis |Zeemam Atomic Absorption Spectrophotometer|


Emission burner provided

 
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