Principle of test gas production | via dilution |
Accuracy | <±2% reproducibility |
Optional: O3 generation | Internal O3 via a UV tube in a thermostatically controlled enclosure |
Temperature | From 40°C to 75°C adjustable Preset 70°C for UV chamber |
Regulation | via PD controller with PT100 sensor |
Accuracy | 0,1°C |
Setting the target temperature / optional | via HMI (Human Machine Interface) |
Display of actual temperature / optional | On the HMI |
Gas flow control calibration gas | 1x Digital Thermal Mass Flow Controller (MFC) for standard flow Optional: 2x Digital Thermal MFCs for dynamic flow |
Gas flow control dilution air (zero gas) | 1x Digital Thermal MFC |
Accuracy of the MFC | ± 0,8% of current value plus ± 0,2% of FS |
Reproducibility of MFC | <0,2% of reading |
Pressure sensitivity | 0,1% /bar, typical for N2 |
Inlet pressure | 2bar |
Flow range calibration gas | 5-50ml/min and 25-250ml/min |
Flow range zero gas | 0,08-5l/min |
Control time for 98% value at maximum set point jump | 3 to 5 seconds |
Stability control | <±0,1%FS |
Warm-up time for best result | 30min |
Flow display | via HMI |
Housing | 19" Rack, 3HU |
Display / Operation | via HMI |
No. of Inlets | Depending on the configurtion, 1x to 8x max. |
Test gas cylinder inlet connection | Swagelok 3mm |
Test gas outlet connection | 6mm screw PVDF |
Zero gas connection | 6mm screw PVDF |
Power supply | 110-230V, 50-60Hz |