PCG55x is a combination vacuum gauge with a Pirani sensor and a ceramic diaphragm sensor in one body. It measures from high vacuum to above atmosphere in one unit, stays accurate near atmosphere and offers three filament choices.
| Filament | Tungsten (PCG550) / nickel (PCG552) / ceramic coated (PCG554) |
| Measuring Range | 5×10⁻⁵ … 1500 mbar (3.8×10⁻⁵ … 1125 Torr) |
| Accuracy (1×10⁻³…100mbar) | ±15% of reading |
| Accuracy (950…1050mbar) | ±2.5% of reading |
| Maximum Pressure (absolute) | 10 bar |
| Operating Temperature (in operation) | +10 … +50°C |
| Supply Voltage | +15 … +30 V (dc) |
| Output Signal | 0 … +10.23 V / 0 … +8.68 V / 0 … +5.659 V / 0 … +9.05 V (selectable) |
| Repeatability | ±2% (of reading, 1×10⁻³…1100 mbar N2) |
| Bakeout | Flange ≤80°C, long tube ≤250°C |
| Protection Rating | IP 40 |
| Allowable Pressure (absolute) | ≤5 bar |
| Storage Temperature | -20…+65°C |
| Accuracy (additional ranges) | 5×10⁻⁴…1×10⁻³ mbar ±50% / 100…950 mbar ±5% (of reading) |