Split Beam UV Visible Spectrophotometer, BNUV-R740
Wavelength Range: 190-1100nmSpectrum Bandwidth: 1.8nm
Wavelength Accuracy: ±0.3nm
Wavelength Repeatability: ≤0.2nm
| Model | BNUV-R740 |
| Optical System | Split Beam Ratio Monitoring, Blazed Holographic Grating (1200 lines/mm) |
| Wavelength Range | 190-1100nm |
| Spectral Bandwidth | 1.8nm |
| Wavelength Accuracy | ±0.3nm |
| Wavelength Repeatability | ≤0.2nm |
| Wavelength Setting | Auto, Resolution 0.1nm |
| Photometric Range | 0~200%T, -0.3~3A, 0~9999C |
| Photometric Accuracy | ±0.002A (0~0.5A), ±0.003A (0.5~1A), ±0.3%T (0~100%T) |
| Photometric Repeatability | ≤0.001A (0~0.5A), ≤0.002A (0.5~1A), ≤0.2%T (0~100%T) |
| Stray Light | ≤0.05%T(220/360nm) |
| Scan Speed | High, Medium, Low. Max.2000nm/minute |
| Baseline Flatness | ±0.0015A |
| Stability | ±0.002A/h (500nm,0A) |
| Noise | ≤0.2%T/3min (250/500nm,0%T); ≤0.5%T/3min (250/500nm,100%T) |
| Measuring function | Photometric,Quantitative(Standard Curve),WL Scan(Spectrum Scan),Time Scan(Kinetics),DNA/Protein Test,Multi-WL Test,System Utility |
| Sample Compartment | Accommodate 5-100mm Pathlength Cuvette |
| Detector | Silicon Photodiode |
| Lamps | Tungsten Lamp & Deuterium Lamp (Pre-aligned) |
| Display | Graphic LCD (128x64 Dots) |
| Keypad | 30-key Alphanumeric Membrance Keypad |
| Output Port | USB Port & RS232 Port |
| Printer | Mini Serial Printer; PC Printer |
| PC Software | PC Scanning Software |
| Power Requirements | AC 90-250V，50/60Hz |
| Dimension | 545x468x245mm |
| Weight | 20kg |
Split beam ensure low drift, low noise and Low stray light
High speed MCU, high precision AD, large storage capacity
High speed MCU, high precision AD, large storage capacity
Large LCD display (128*64 Dots)
1.0nm or variable Bandwidth meet Pharmacopoeia
Data and Curve can be stored in real-time
Online software upgrade capacity
Lamps can be turned on/off individually
Easy to change Pri-aligned lamps
Reinforced baseboard and bracket assures durability
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