PRODUCTS CENTER
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Product name：721\722\722N\722S Visible Spectrophotometer -
Order number： -
Model：721\722\722N\722S -
Stock status：Delivery according to contract -
Logistics：by sea, by air, by express, etc.
- Product Introduction
- Details page
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1. Product introduction
The 721\722\722N\722S visible spectrophotometer is an economical analytical instrument with optional RS232 interface output. The excellent photometric accuracy is higher than that of the general instruments of the same grade. Widely used in medical testing, food, petrochemical industry, environmental protection and monitoring and many other fields.
2. Product parameters
model
721
722
722N/S
Optical System Achromatic Czerny-Turner (1200L/mmgrating)
wavelength range
350-1020nm
320-1020nm
320-1020nm
wavelength accuracy
±2nm
±2nm
±2nm
Spectral bandwidth
6nm
5nm
4nm
wavelength repeatability
≤1nm
≤1nm
≤1nm
Stray light
≤0.1%T@360nm
≤0.05%T@360nm
≤0.05%T@360nm
Photometric accuracy
0.5%T
0.3%T
0.3%T
Photometric repeatability
0.2%T
0.2%T
0.2%T
drift
≤0.2%T
≤0.1%T
≤0.1%T
noise
≤0.3%T
≤0.2%T
≤0.2%T
stability
±0.004A/h@500nm
±0.004A/h@500nm
±0.003A/h@500nm
Way of working
T, A, C
T, A, C
T, A, C
Zero adjustment method
automatic
automatic
automatic
Wavelength driving method
Manual wavelength
Manual wavelength
Manual wavelength
print interface
Optional
Optional
Optional
Energy (light source)
Imported tungsten lamp
Imported tungsten lamp
Imported tungsten lamp
net weight
8kg
8kg
8kg
software support
no
no
no
3. Product Features
1. Digital display of measured value.
2. Automatic light gate , automatic zero adjustment and instrument calibration.
3. The original imported tungsten lamp is used to ensure the service life of the instrument.
4. The large sample chamber can hold a 10cm cuvette at most.
5. Optional output port RS232 , which can realize the function of connecting to the printer and connecting to the computer.
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