The versatile VD83 Pirani vacuum meter with data logger and USB interface measures absolute pressure in the fine vacuum range
Overview VD83 Pirani vacuum meter:
Overview VD8 vacuum meters:
| Measurement principles | Pirani |
|---|---|
| Gas dependency | depending on gas type |
| Measuring range mbar | 100 - 5e-4 mbar |
| Measurement range Torr | 75 – 5e-4 Torr |
| Measuring range Torr | 75 - 5e-4 Torr |
| Max, Overpressure resistance | 4 bar abs. |
| Accuracy | 100 – 20 mbar: <30% f.r. | 20 – 2e-3 mbar: 10% f.r. |
| Resolution | 100 – 10 mbar: 1 mbar | |
| Measurement rate | 1.0 s |
| Materials in contact with vacuum | Stainless steel 1.4307, tungsten, nickel, glass |
| Voltage supply | 9 V battery or 12…15 VDC external |
| Operating time | Li-battery |
| Serial interface | Mini-USB, Type B, 5pin, female, Virtual Com Port protocol |
| Electrical connection | Mini-jack 2.5 mm for plug-in power supply |
| Article Number (choice of vacuum connection) | Stainl. steel small flange DN 16 ISO-KF |
| Display | LCD 12 mm |
| Dimensions | 25 × 16 × 9 cm |
| Protection class | IP40 |
| Weight (kg) | 0,2 |
| Power consumption | Approx. 110 mW (clocked) |
| Category | Data logger, Vacuum meter |