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EAA-510

Model: EAA-510

Features:

  • A flame emission burner head can be installed to perform flame emission analysis to akali metais as K, Na etc
  • Adopting FUZZY-PID and dual curve mode light-controlled temperature control technique, temperature auto-correction technique, ensures fast heating, good temperature reproducibility and high analytical sensitivity. The temperature control accuracy is (2)
  • Adopting large-scale programmable logic array and Inter I2C bus technology (3)
  • Alarm and automatic protection to fuel gas leakage, abnormal flow, insufficient air pressure and abnormal flame extinction in flame system (3)
  • Alarm and protection function to insufficient carrier gas and protective gas pressure, insufficient cooling wate supply and over-heating in graphite furnace system (2)
  • Automatic changeover between flame and graphite furnace operation, automatic optimization of position parameters and automatic ignition
  • Automatic multi-lamp turret, automatic adjustment of lamp current and optimization of light beam position (2)
  • Automatic sample dilution, automatic curve fitting, automatic sensitivity correction (2)
  • Automatic spectral bandwidth changing (4)
  • Automatic wavelength scanning and peak picking (4)
  • Automatically controlled changeover of the integrated flame and graphite furnace atomizer featuring easy operation and time saving eliminates human labor (2)
  • Easy-to-use AAS analysis software is made under Windows operating system, realizing fast parameter setting and optimization (2)
  • European type sockets and AMP adapters with high reliability to ensure long term reliability of the whole electronic system (2)
  • Graphite furnace with pneumatic control and pressure lock ensures constant pressure and reliable contact (2)
  • The patented flame analysis technique adopting rich oxygen air-acetylene flame as the substitution for nitrous oxide-acetylene flame for high temperature element analyses, such as Ca, Al, Ba, W, Mo, Ti, V, etc. Flame temeperature is continuously adju (3)

Specifications:

Background correction:
The D2 lamp background correction capability at 1A is better than 30 times
The S-H background correction capability at 1.8A is better than 30 times.( only for WFX-110B/120B)
Lamp current adjustment:
400Hz square wave pulse
Wide pulse current: 0~25mA
Narrow pulse current: 0~10mA
Lamp power supply mode:
400Hz square wave pulse; 100Hz narrow square wave pulse+400Hz wide square wave pulse (WFX-110B/120B)
Normal Air-C2H2 flame Oxygen-rich Air-C2H2 flame:
Cu: Characteristic concentration≤0.025mg/L
Detection limit≤0.006mg/L;
Ba: Characteristic concentration ≤ 0.22mg/L
Al: Characteristic concentration ≤ 0.4mg/L
Function Expansion:
Hydride vapor generator can be connected for hydride analysis
Main unit:
102×49×54cm
unpacked 80kg

Main Specification:

Wave length range:
Wavelength range
Wave length accuracy:
±0.25nm
Resolution:
Two spectral lines of Mn at 279.5nm and 279.8nm can be separated with the spectral bandwidth of 0.2n
Baseline stability:
0.004A/30min

Light Source System:

Lamp turret:
6-lamp turret (WFX-110B/120B), 4-lamp turret (WFX-130B); Auto-alignment, fully automated scan and pe

Optical System:

Spectral Bandwidth:
0.1nm, 0.2nm, 0.4nm, 1.2nm, automatic change

Flame Atomizer:

Burner:
10cm single slot all-titanium burner
Spray chamber:
Corrosion resistant all-plastic spray chamber
Nebulizer:
High efficiency glass nebulizer with metal sleeve, sucking up rate:6-7ml/min
Emission burner:
provided with WFX-110B/120B

Detection and Data Processing System:

Detector:
928 Photomultiplier with high sensitivity and wide spectral range.
Software:
Windows operating system
Analytical method:
Working curve auto-fitting; standard addition method; automatic sensitivity correction, automatic ca
Repeat times:
Maximum 20 times of repeat measurement, automatic calculation of mean value, standdard deviation and
Multi-task Functions:
Sequential measurement for multi-element determination in one sample
Condition reading:
With model function
Result printing:
Measurement data and final analytical report printout, editing with Excel
Communication:
Standard RS-232 serial port communication


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