Vibration isolation unit passive
A rich lineup that enhances design freedom.
All sizes and operating height are unified at 185mm.
・A centralized exhaust valve is adopted. Work in a clean environment is realized.
・Since there is no metal contact when not in operation, there is little dust generation.
| Model | PST-304 | PST-305 | PST-306 | PST-308 | |
|---|---|---|---|---|---|
| Vibration isolation method | Cymbal piston type air spring | ||||
| Natural frequency | Vertical direction | 2.0-2.5Hz | 1.5-2.0Hz | ||
| Horizontal direction | 1.5-1.8Hz | 1.5-1.8Hz | |||
| Leveling method | Automatic leveling | ||||
| Loading mass (4 units) (kg) | ~ 400 | ~ 700 | ~ 1250 | ~ 3000 | |
| Supply pressure (MPa) | 0.4 to 0.6 | ||||
| External dimensions (mm) | A. | 170×170 | 170×170 | 200×200 | 250×250 |
| Mounting dimensions ( mm ) | B. | 150×150 | 150×150 | 180×180 | 230×230 |
| Working height ( mm ) | C. | 185 | 185 | 185 | 185 |
| Minimum height ( mm ) | D. | 180 | 180 | 180 | 180 |
| Mounting hole diameter ( mm ) | E. | 10 | 10 | 10 | 13 |
| Upper plate thickness ( mm ) | T. | 10 | 10 | 10 | 10 |
| Bottom plate thickness ( mm ) | F. | 6 | 6 | 6 | 6 |
| Product mass ( kg ) | 7 | 7 | 12 | 17 | |
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