AF-3000 Series Atomic Fluorescence Spectrometer
Features
• Measuring range
It can measure 16 elements such as As, Sb, Bi, Se, Te, Pb, Sn, Hg, Cd, Ge, Zn, Au, Cu, Ag, Co, Ni and so on
After upgrading, it can realize the speciation analysis function of AS, Hg, Se and other elements, and the relevant accessories can be used to determine excess mercury in water and gas.
• Optical path and light system
Short focal length, fully enclosed, dispersion-free optical system
It can be equipped with a high-precision digital automatic light alignment system
Special optical traps effectively eliminate stray light interference and improve the stability of measurement results
• light source
The built-in chip can automatically identify the hollow cathode lamp and track the use of the hollow cathode lamp
The current of the hollow cathode lamp is controlled by the microcomputer and automatically matched according to the sample concentration, which maximizes the service life and measurement accuracy of the hollow cathode lamp
Compatible with non-coded hollow cathode lamps, you can purchase any model of high-performance hollow cathode lamps from any manufacturer
The newly designed high-frequency pulse width modulation and square wave smoothing technology effectively improve the analytical sensitivity and extend the service life of the hollow cathode lamp
The integrated wide-range high-voltage power supply module is not affected by the fluctuation of the mains voltage, with fast response, good stability and high reliability
The self-calibration system of energy drift of hollow cathode lamp is adopted to effectively reduce the measurement error caused by energy drift of hollow cathode lamp
• Exhaust gas capture system
"Efficient mercury removal technology" environmentally friendly atomic fluorescence photointensifier and ultra-large flow active capture system effectively solve mercury pollution, purify the laboratory environment, and ensure the safety of operation
The adaptive exhaust gas filtration system can not only stabilize the hydrogen and oxygen flame, but also effectively adsorb harmful components in the gas
• Intelligent monitoring system
It can be equipped with a video visualization system in the atomization chamber, which can observe the flame state throughout the process
Real-time pressure monitoring function of high-precision digital air system
The flame sensor monitors the ignition status of the hydrogen flame in real time
The adsorbent material life monitoring system can accurately calculate the replacement time of the adsorbent material
•Software systems
Single standard automatic preparation of standard curves, automatic dilution, and automatic labeling of overruns
Full concurrent Windows 7/8/10/11 operating system
The software automatically recognizes the connection of all accessories and extension modules and automatically switches to the associated interface
Innovative software auto-port scanning and auto-communication function
The multi-sample set function enables grouped testing of multiple groups of samples and multiple different sample blanks
It has the function of exporting analysis data to Excel
It has the function of importing and exporting sample information from Excel to Excel, which is convenient for analysts to edit sample information faster
The online expert system can provide personalized assistance for the use of the instrument according to the actual situation of the user
• electrical system
The intelligent electrical system module design automatically realizes the optimization of working parameters and fault diagnosis
Based on the ARM+FPGA main control architecture, the core components are controlled by independent MCU, and the intelligent electrical system module design with multi-core collaborative operation
THE AD7606 MAIN ACQUISITION CHIP IS USED TO ACHIEVE AN 8-CHANNEL SIMULTANEOUS ACQUISITION THROUGHPUT RATE OF 200KHZ, AND THE SIGNAL PROCESSING CIRCUIT ADOPTS MULTI-CHANNEL HYBRID ACQUISITION TECHNOLOGY, AND THE SAMPLING FREQUENCY REACHES 1KHZ, WHICH EFFECTIVELY SUPPRESSES INTER-CHANNEL INTERFERENCE
• Gas-liquid separation system
The new lifetime maintenance-free, jet-type three-stage gas-liquid separator
There is no need for peristaltic pump pumping, and the water seal is automatically formed, and the waste liquid is automatically discharged, eliminating the possibility of waste liquid accumulation entering the atomizer
In the online hydride reaction, the influence of bubbles can be completely eliminated, and the gas-liquid separation effect is remarkable, which completely solves the problem of a large amount of foam generated by high organic matter content samples entering the atomizer during the vapor reaction
The HJ542 standard gas-liquid separation system can be selected to realize the determination of mercury in ambient air, and the measurement of base cotton enrichment - cold atom fluorescence photometry
• Integrated multi-manifold four-way hybrid module
The micro-liter dead-volume cross-way hybrid module has an excellent smooth fluid path for minimal shear and turbulence, which greatly stabilizes the fluid transfer and makes the signal peak shape excellent smoothness and reproducibility
Full PEEK material four-way mixing module, fully transparent online reaction pipeline, can observe the reaction state of steam in real time
The purge pressure equalization flow path design greatly improves the repeatability of the vapor reaction
• Cryogenic atomization system
The fully enclosed atomized system is not affected by changes in the external environment
Lifetime maintenance-free, corrosion-resistant, and EMI-free pulsed hot face ignition technology
The "infrared heating constant temperature control" quartz furnace atomizer is adopted, and the temperature control accuracy reaches 1°C to ensure the stability and reliability of the analysis results
The "low-temperature atomization" technology, the hydrogen flame is automatically ignited, which improves the analytical sensitivity of the measured elements, reduces gas phase interference, and reduces the memory effect
There is no need for shielding gas, which greatly saves argon consumption
• Pneumatic system
Intelligent dual-air system with modular design
The throttling mode significantly reduces argon consumption
The air circuit control system of array valve terminal or full mass flow meter is adopted, and the control accuracy can reach up to 1mL/min
The air circuit is automatically controlled and diagnosed, and the power supply can be automatically cut off when the machine is shut down
Functional expansion
Optional PD1-30 coupling interface device and guided workstation system upgrade module, which can realize As, Hg, Se and other element morphology analysis
The WM-10 special device for the determination of excess mercury in water samples can be used to directly determine the excess trace mercury in surface water, seawater (class I, class II), tap water and source water
The optional VM-10 "gaseous mercury" determination device can realize the direct determination of ultra-trace mercury in gases such as air, natural gas, laboratories and work sites
The main unit can be flexibly mated with the autosampler, which can realize fully automatic or semi-automatic operation
It can be equipped with an AS-10 (45-bit) autosampler
It can be equipped with AS-30 (up to 260 positions) autosampler, and can use 10mL, 15mL, 25mL, 50mL plugged colorimetric tubes or 100mL glass volumetric flasks at the same time, with programmable cup positions and programmatic storage
Size: 780mm(L)*590mm(w)*380mm(H)
Weight: 50Kg