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      Home> Spectrophotometer> Yoke> Yoke 722N Spectrophotometer

      YOKE VIS-722N Benchtop visible Spectrophotometer wavelength 320~1020nm Light spectrum bandwidth 5nm

      Light spectrum bandwidth is 5nm, suitable for qualitative and quantitative analysis, using imported tungsten lamps, can accommodate 5-100mm Colorimetric dishes, automatic light doors, to ensure the service life of photoelectric Sensors

      Brand
      SKU: NB007210
      China Yoke
      Model
      VS
      Genuinegoods
      • Yoke 722N Spectrophotometer Overview

      • Specifications
      • Comments
      • FAQs
      722N
      Spectrophotometer
      • YOKE VIS-722N Benchtop visible Spectrophotometer  wavelength 320~1020nm Light spectrum bandwidth 5nm
      • YOKE VIS-722N Benchtop visible Spectrophotometer  wavelength 320~1020nm Light spectrum bandwidth 5nm Figure 1
      • YOKE VIS-722N Benchtop visible Spectrophotometer  wavelength 320~1020nm Light spectrum bandwidth 5nm Figure 2
      Light spectrum bandwidth is 5nm, suitable for qualitative and quantitative analysis, using imported tungsten lamps, can accommodate 5-100mm Colorimetric dishes, automatic light doors, to ensure the service life of photoelectric Sensors

      Introduction

      Yoke VIS-722N Visible Spectrophotometer is an economical analytical instrument with optional RS232 interface output and high precision. It is widely used in many fields such as medical testing, food, petrochemical industry, environmental protection and monitoring.

      Features

      1. Digital display of measured value.

      2. Automatic zero adjustment and automatic hundred adjustment.

      3. The large sample chamber can accommodate 5-100mm cuvettes.

      4. The RS232 output port is optional, which can realize the function of connecting to a printer and a computer.

      5. The original imported tungsten lamp is used to ensure the service life of the instrument.

      6. The instrument adopts advanced microcomputer processing technology and is easy to operate.

      7. The automatic light gate ensures the service life of the photoelectric sensor and makes the instrument test easier.

      Key Function

      Key Name Key Function Description

      【MODE】A/T/C/F mode switching key

      【PC】Print/online send data key

      【↑/0%】Input data in C/F mode to increase/adjust 0% T key

      【↓/100%】Input data in C/F mode to decrease/adjust transmittance to 100%T or absorbance to 0.000ABS key

      Key function description

      A: Measure the absorbance of the sample

      T: Transmittance of the measured sample

      C: Enter the F value to measure the concentration, or use the standard solution to calculate the F value

      F: Enter the F value to measure the concentration

      Series


      721 (721-100)722 (N/S)752N (N/PC)
      Wavelength range350nm~1020nm320nm~1020nm195nm~1020nm
      Wavelength Accuracy±2nm±2nm±2nm
      wavelength repeatability≤1nm≤1nm≤1nm
      Spectral bandwidth6nm5nm4nm
      stray light≤0.3%T(at 360nm)≤0.3%T(at 360nm)≤0.3%T (at 220, 360nm)
      Transmittance measuring range0.0%T~199.9%T0.0%T~199.9%T0.0%T~199.9%T
      Absorbance measurement range0.000A~1.999A0.000A~1.999A0.000A~1.999A
      Transmittance Accuracy±1.0%T±0.5%T±0.5%T
      Transmittance repeatability±0.5%T±0.2%T±0.2%T
      stability≤0.5%T/3min≤0.5%T/3min≤0.5%T/3min
      noise0.3%T0.3%T0.3%T
      bright current≤0.5%T/3min≤0.5%T/3min≤0.5%T/3min
      receiving elementphotocellphotocellphotocell



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      Yoke 722N Spectrophotometer Specifications

      LIST VALUE
      Optical inspection system Eliminate color difference Czerny-Turner (1200L/mm grating)
      Light spectrum bandwidth 5nm
      Wavelength range 320~1020nm
      Wavelength Accuracy ±2nm
      Wavelength, repeability ≤0.5nm
      Photometric Accuracy 0.3%T
      Luminosity, sexual repeability 0.2%T
      stray light ≤0.2%T@360nm
      Noise level ≤0.2%T
      stability ±0.002A/h@500nm
      Operating Mode T、A、C
      printout optional
      light source Tungsten lamp
      Weight 8kg
      drift ≤0.1%T
      Wavelength driving method manual

      Yoke 722N Spectrophotometer Packing list

      host X1, manual X1, certificate X1, warranty card X1

      [Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.

      FAQ

      [Q]
      Does this spectrophotometer meet the GB/T1721 standard?
      [A]
      This spectrophotometer is suitable for GB/T1721. Please consult customer service for detailed application definition.
      Yoke
      YOKE VIS-722N Benchtop visible Spectrophotometer wavelength 320~1020nm Light spectrum bandwidth 5nm
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