UV/VIS SPECTROPHOTOMETER
Lead Time: 3-4 Weeks
The S-20 and S-22 are high quality, low cost measurement systems for routine analysis in QC applications, education and training.
| Specification | S-200 Vis | S-220 UV/Vis |
| Wavelength Range: | 320 to 1100nm | 190 to 1000nm |
| Spectral Bandwidth: | 6nm | 5nm |
| Transmittance accuracy: | ±0,5% T (NIST 930 Filter) | ±1% T (NIST 930 Filter) |
| Transmittance repeatability: | 0.2% T | 0.5% T |
| Baseline flatness: | ± 0.002 Abs (330-1090nm) | ± 0.005 Abs (200-990nm) |
| Noise level: | ? 0.001 Abs (500nm) | ? 0.005 Abs (250 nm) |
| Baseline stability: | ? 0.001 Abs/h (500nm) (after 2 hours warm up) | ? 0.005 Abs/h (250nm)(after 2 hours warm up) |
| Stray light: | ? 0.5% T | ? 0.5% T |
| Wavelength controlled variable: | 0.2nm | 0.2nm |
| Wavelength accuracy: | ± 1nm | ± 2nm |
| Wavelength repeatability: | 2400nm/min (0,2 sampling interval without filter) | 300nm/min (0,2 sampling interval without filter) |
| Wavelength scan speed: | (0,2 sampling interval without filter) | (0,2 sampling interval without filter) |
| Wavelength move speed: | to any specified position within 1sec. | to any specified position within 1sec. |
| Absorbance: | -0.3 to 1.999 | -0.3 to 1.999 |
| Transmittance: | 0 to 199.9% | 0 to 199.9% |
| Spectrum Scanning: | Yes | Yes |
| Concentration: | -300 to 1999 | -300 to 1999 |
| Selectable Resolution: | 1, 0.1, 0.01 or 0.001 | 1, 0.1, 0.01 or 0.001 |
| Light source: | Tungsten Halogen lamp | pulsed-Xenon lamp |
| Detector: | Silicon photodiode | Silicon photodiode |
| Display screen: | 4,3 inches colorful touch LCD screen | 4,3 inches colorful touch LCD screen |
| Printer: | specified 80-column thermal printer (series port) | specified 80-column thermal printer (series port) |
| Metering mode: | Single beam | Single beam |
| Memory: | SD card storage | SD card storage |
| Time Scan: | Graphical and calculated concentration value | Graphical and calculated concentration value |
| Analysis: | Absorbance and wavelength of peaks and valleys | Absorbance and wavelength of peaks and valleys |
| GLP: | Real time clock and calendar, Self Diagnosis | Real time clock and calendar, Self Diagnosis |
| Size: | 400 (W) x 280 (D) x 160 (H) mm | 400 (W) x 280 (D) x 160 (H) mm |
| Power requirement: | AC, 100-240V, 50/60Hz | AC, 100-240V, 50/60Hz |
| Power consumption: | 100VA | 100VA |
| Communication ports: | Serial printer port connects thermal printer, USB port connects PC, SD card port saves data and measurement methods, Accessories port connects and controls serval options | Serial printer port connects thermal printer, USB port connects PC, SD card port saves data and measurement methods, Accessories port connects and controls serval options |
| Weight: | 4 kgs | 4 kgs |
| Weight | 8 kg |
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