| PT-D4294-01 X-ray Fluorescence Sulfur in Oil Analyzer | ||
| Comparison between new type and old type | ||
| Model | New | Old | 
| Appearance | X-ray Fluorescence Oil Sulfur Analyzer/Sulfur Content Tester/ASTM D4294 | X-ray Fluorescence Oil Sulfur Analyzer/Sulfur Content Tester/ASTM D4294 | 
| Dimension L × W × H | 430 × 260 × 260 mm | 468 × 368 × 136 mm | 
| Weight | 11 Kg | 13 Kg | 
| Display | 8-inch wide viewing angle capacitive touch screen | Monochromatic screen | 
| Keyboard | Capacitive touch screen | PVC panel keypad | 
| software interface | Smart, simple, easy to learn | -- | 
| Software | Customizable and upgradeable | --- | 
| Judgment of work curve | automatically choose | Operator selection | 
| Working Curve | 10 working curves | 9 working curves | 
| Unit | Selectable ppm or % ( m/m ) | No choice | 
| Date Saving | Save 4096 content data | 1000 can be saved | 
| Data Counting | Save for one month, save even power off | Save for a few days, power off is not saved | 
| Calibration Result Data | 16, can be checked and upload | 10, can't upload | 
| Analysis Range | S% max-S % min ≤6 % | S % max-S % min ≤5 % | 
| Peak Drift | Software revision, intuitive, simple and convenient | The adjustment of potentiometers is difficult and cumbersome,not convenient. | 
| Heavy Oil Standard sample | import Standard | Company confecting | 
| Light oil standard sample | Adopt Ampoule bottle | none | 
| Range of error | Comparable experiment | Comparable experime | 
| Repeatability | Comparable experiment | Comparable experiment | 
| Technical Parameters | ||
| Measurement range | 7ppm to 6 % | |
| Precision | Repeatability | <0.02894 ( X+0.1691 ) | 
| Reproducibility | <0.1215 ( X+0.05555 ) | |
| Sample quantity | 2 to 3 ml (it is equal to sample depth of 3mm to 4mm) | |
| Measurement time | 30,60,120,150 s at random; It can make determination automatically for single sample. | |
| Measurement times | Can set 1,2,3,5,10,& 50 times at random; it will show average value and standard deviation at end of measurement. | |
| Calibration curve numbers | It can save 10 calibration curves. 5 pieces of them are linear equation in one unknown and 5 pieces of them are binomial parabola. | |
| Working condition | Temp. | 5 to 40 °C | 
| R H | ≤85 % ( 30 °C ) | |
| Power supply | AC 220 V ±20 V, 50 Hz | |
| Rated power | 50 W | |
| Size and weight | 260 × 460 × 260 mm | |
| NW/GW | 11/16 kg | |

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