Comparison ledger
Applied Materials 0020 34833 Part, Varian V 70, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | 0020 34833 PartApplied Materials | V 70Varian |
|---|---|---|
| OEM | Applied Materials | Varian |
| Category | Lab & Support Equipment | Lab & Support Equipment |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | — | — |
| Production run | — | — |
| Lifecycle | — | — |
| Lifecycle milestones | — | — |
| Control system | — | — |
| Generation | — | — |
| Family | Applied Materials 0020 34833 Part | Varian V 70 |
| Cited variants | — |
|
| Specifications | ||
| Configuration | Block Cont Mount H / V Interlock[2] | With controller, no front panel display[3] |
| Voltage | — | 120V, 50/60Hz[3] |
| Type | — | Turbomolecular vacuum pump[1] |
| Applications | — | High and ultra-high vacuum applications[1] |
| Turbine stages | — | 11 bladed stages[1] |
| Motor input | — | 54 Vac three-phase at 1250 Hz[1] |
| Input power | — | 54 VAC, three phase, 1,250 Hz[4] |
| High-vacuum flange versions | — | ISO 63, ConFlat 4.5-inch OD, KF 40 NW, ConFlat 2.75-inch OD[1] |
| Pumping speed with 4.5-inch CF or ISO 63 | — | N2: 68 l/s; He: 60 l/s; H2: 45 l/s[1] |
| Pumping speed with 2.75-inch CF or KF 40 NW | — | N2: 45 l/s; He: 50 l/s; H2: 41 l/s[1] |
| Compression ratio | — | N2: 5 x 10^7; He: 4 x 10^3; H2: 4 x 10^2[1] |
| Base pressure | — | 1 x 10^-9 mbar (8 x 10^-10 Torr)[1] |
| Fore-vacuum connection | — | KF 16 NW flange[1] |
| Cooling | — | Natural convection air cooling; optional water cooling or forced air cooling[1] |
| Vibration amplitude | — | < 0.01 μm[1] |
| Operating position | — | Any position[1] |
| Input | — | 54 VAC, three phase, 1,250 Hz[4] |
| Start-up time | — | < 60 seconds[4] |
| Rotational speed | — | 75,000 rpm[4] |
| Noise level | — | 45 dB(A) at 1 meter[4] |
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