Description
ANALYSIS
| Capacity | 6 sample ports |
MANIFOLD TEMPERATURE
| Type | Seven platinum resistance detector (RTD) |
| Accuracy | ±0.02 °C by keyboard entry |
| Stability | ±0.1 °C per month |
GAS FLOW CONTROL
| Type | Six Mass Flow Controller; One per port |
| Range | 0 to 200 sccm (nitrogen equivalent flow rate) |
| Accuracy | > = 5% full scale |
PRESSURE MEASUREMENT
| Analysis Manifold Transducers: | |
| Range | 0 to 950 mmHg |
| Resolution | 0.001 mmHg, 1000-mmHg transducer 0.00001 mmHg, 10-mmHg transducer |
| Accuracy | Within 0.15% of reading, 1000-mmHg and 10-mmHg transducers (Includes nonlinearity, hysteresis and non-repeatability; transducer manufacturer’s specifications) |
| Sample Port Transducers: | |
| Range | 0 to 1000-mmHg |
| Resolution | 0.001-mmHg, 1000-mmHg transducer 0.00001-mmHg, 10-mmHg transducer |
| Accuracy | Within 0.5% of reading, 1000-mmHg and 10-mmHg transducers (Includes nonlinearity, hysteresis and non-repeatability; transducer manufacturer’s specifications) |
| Vacuum Gauge: | |
| Type | Pirani thermal vacuum gauge |
| Range | 0.000375-mmHg to >= 1-mmHg |
| Resolution on Screen | 0.0001-mmHg (0.1 microns) |
VACUUM SYSTEM
| Diaphragm Pump | Two-stage, ultimate vacuum less than 3-mmHg |
| High-Vacuum pump | Less than 3.8 × 10-9 -mmHg, measured by pump manufacturer, according to Pneurop Standard 5608 |
FURNACE SYSTEM
| The ChemiSorb HTP has six independent furnaces, one for each sample port | |
| Temperature Range
| 10 °C above ambient to 700 °C |
| Accuracy | ± 1.0 °C |
| Stability | ± 0.5 °C up to 50 °C ± 1.0 °C from 50 to 700 °C |
| Ramp Range | 1 to 20 °C/min up to 500 °C 1 to 10 °C from 500 to 700 °C |
| Cool Down | From 700 to 10 °C above ambient in less than 60 minutes |
| Temperature Increment | 1 °C |
