Main technical parameters:

1. TestBase (Multi -base): Fe,Al,Cu,Ni,Co,Mg,Ti,Zn,Pb,Sn and Ag, etc. Sample analysis of various metals as well as their alloy.

2. Analysis Passageway (Multi- passageway): 45 passageways.

3. Analysis Waveband (Wide extent):160nm~650nm

4. Testing Time (Short time): on the basis of different sample type, usually less than 30s.

5. Optics Room (Refined and constant temperature): 38°C± 0.2°C

6. Power Source: protective grounding single-phase power source. Voltage: 220VAC Frequency: 50Hz Service power: 1.8KVA

7. Environment Condition: working temperature: 10-30°C

storage temperature: 0-45°C humidity: ≤85%

The key characteristic:

1. 750mm focal distance grating design, Paschen-Runge device, high vacuum, high resolution and high sensitivity.

2. Electronic system adopts international standard cage, high integration circuit design and low failure rate.

3. The frequency of excitation light source is adjustable from 150 to 600Hz. Analysis different samples; choose different excitation parameters, to achieve the best analysis result.

4. Excitation light source adopts solidity auxiliary electrode, solve the interference issue, and improve the stability of excitation light source, no need to adjust.

5. No need to process water cooling on excitation table during arousing samples, can continuous analysis samples to achieve preferable result.

6. Multi-element automatic tracing, can analysis the deviation of every element relatives to matrix elements.

7. The negative high voltage of passageway is divided into 8 grades, automatic adjust by computer, thus improving the use ratio of the passageway and the use of the best linearity range of analysis spectral line in different materials, reduce the use amount of passageway and the cost.

8. Take the whole constant temperature measure in optics part to guarantee the normal operation of the instrument, thus to reduce the requirement to the environment.

9. Incident slit scanning adopt high-precision linear motor, fast speed and high precision.

10. The vacuum chamber is made of aluminum alloy, molding once.

11. Aseismatic design of spectrum room, some important optical elements like gratings, slit etc. is installed dynamically, so that can get high optics stability.

12. Install fatigue lamp in the spectrum room, which can improve the stability of   photomultiplier, eliminate the dead time of photomultiplier, enhance the SNR (Signal to Noise Ratio) and extend the service life.

13. Multinational linguistic spectrum software system, satisfy to different countries’ requirements.

14. The computer software builds DBS(database system), easy to inquire and print measured data, also can transmit data through network, fast and convenient.

Main allocation:

1. Optical system

Structure: Paschen-Runge

Grating:

Radius of curvature: 750mm

Scribing density: 2400 lines/mm

Scribing area: 30×50mm2

Blaze wavelength (1st order): 300nm

Line dispersion: 0.55nm/mm

Incident slit width: 20μm

Emergent slit width: 50μm/75μm

Photomultiplier: 28mm dia., 10 level side window tube, fused quartz

Allow passageway set: 45 passageways

Local constant temperature of spectrometer: 38°C ± 0.2°C

2. Vacuum measurement and control

Automatic control by the vacuum valve, to guarantee the vacuum stability of the light room, improve the stability of the optical system, and decrease the pollution of oil vapor to light room greatly.

Stored program control of the vacuum system completely, guarantees the vacuum degree and reduces the performance time of vacuum pump meanwhile, extend the service life of the vacuum pump.

The linkage of high-pressure open and vacuum system of PMT(Photo Multiplier Tube) can prevent glow discharging.

Exciting light is guided into vacuum room by lens, eliminate the loss of light path and keep the long-time stability of the data.

The measurement range of analysis elements

The measurement ranges of main analysis elements are as follows, users can choose the passageway according to actual requirements after referring to the sheet.

The main analysis elements and measurement rang of ferrous metal

The main analysis elements and measurement rang of non-ferrous metal