The instrument:
723S Spectrophotometer is Shanghai Lengguang technology limited company carefully developed Vis a single wavelength scanning beam, automatic meter products. The product has compact structure, high performance, rich and convenient features such as instrument function.
Use the instrument:
723S Visible spectrophotometer satisfy Materials research, pharmaceutical analysis, biochemical and clinical test and analysis of water quality control, food safety testing and other areas of the qualitative and quantitative analysis of demand.
High precision wavelength: Spectral characteristics of wavelength instrument built-in automatic wavelength detection and correction, to ensure the accuracy and stability of long wavelength.
Wide wavelength range: The instrument covering the wavelength range 320nm reach 1100nm The most wide wavelength range, reaching the same level of instrument, meet the vast majority of spectrophotometric analysis of testing wavelength requirement.
High speed scanning: Scanning speed and multi optional, high precision wavelength driving mechanism with high precision stepper motor subdivision technology and high-speed digital signal processing technology, the highest wavelength scanning speed reached the world level 7000nm/min Moving speed is higher than the wavelength, 10000nm/min . Spectral changes of high-speed scanning can help users capture sample moments, improve the work efficiency of testing.
Photometric accuracy: The whole Aluminum Alloy casting mould, ensure the optical path with measuring the design requirements, improve the efficiency of assembly process, to achieve high precision of photometric test index.
stand-alone U Disk storage: Equipment U Disk storage function, the single quantitative data storage test in U Disk file format compatibility Excel The application software, user data management.
Quantitative analysis of single feature rich: The electronic system used Thirty-two position ARM Core processor system, Equipment Twelve Eight * Sixty-four Large screen LCD display function can be multi wavelength measurement and quantitative analysis of single machine, standard curve fitting and measurement, standard input standard equation coefficient equation, read and storage, data storage and print functions, concentration of quantitative test.
Light quick change: The instrument of deuterium lamp using universal flange fixed, only two screws operation can be completed without the need to replace deuterium lamp, optical path adjustment, make the equipment maintenance more simple and reliable.
USB Communication mode: The instrument adopts USB Connect the computer interface, the high penetration rate, high communication speed, high degree of automation. Compared with the traditional RS232 Serial port, The user without any parameter setting can be achieved online communication.
Powerful software: The software can realize the spectral scanning, scanning time, dynamic test, quantitative analysis, multi wavelength analysis and calculation, map processing, peak search, print data, DNA/RNA Test, instrument calibration, performance verification functions, can meet various requirements in the field of analysis.
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technical parameter
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Technical indicators
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type Number
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723S Visible spectrophotometer
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optical system
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high quality C-T And monochromator One thousand and two hundred Line /mm diffraction grating
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Display mode
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128*64 Large LCD display
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Wavelength range
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320-1100nm
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Wavelength bandwidth
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2nm
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stray light
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Less than 0.1%T ( 220nm, NaI )
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Transmission accuracy
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+ 0.5%T
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The proportion of complex transmission
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Less than 0.2%T
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Wavelength accuracy
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+ 1.0nm
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Wavelength repeatability
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Less than 0.5nm
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Transmission ratio range
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0.0-200% ( T )
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Absorbance range
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-0.3-4 ( A )
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baseline flatness
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+ 0.002Abs
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drift shift
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Less than 0.0008A/h
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Noise sound
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Less than or equal to 0.5%T ( 100%T That is less than or equal) 0.2%T ( 0%T )
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Interface type
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USB-A (external U Disc), USB-B (online), RS232 serial port
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The size ( Mm )
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370 x 440 x 220
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weight
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Gross weight 10kg Net weight. 9.0kg
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