LTM Hollow Linear Transfer
UHV Linear Transfer Mechanisms (LTM) are designed for single axis movement, to allow insertion of a probe or plasma diagnostic equipment into the vacuum chamber with a high degree of accuracy. A compact Z-axis bellows sealed linear transfer mechanism is mounted on 70mm OD CF flanges with a 38mm clear bore. The LTM series can be fully motorised including stepper motors, encoded stepper motors and DC motors.
Key Features
Linear Transfer
Travel Ranges 25-150mm
38mm OD Clear Bore
Edge-Welded Bellows
70mm OD Flange Mounting Flanges
Concentricity of flanges within 0.5mm
Positive Stops At Extremes of Movement
Prevents major overrun
Manual Version Fully Bakeable to 250°C
No Need To Dismantle Any Part of the Drive
Graduated Scale
1mm Incremental Scale on Handwheel
High Load Capacity
Axial Load 200N and Radial Load 50N
Fully Motorised Options
Stepper Motors, Encoded Stepper Motors, DC Motors
Information Table LTM
Manual
Stepper Motor
| Flange OD mm | Travel mm | Actuation | A Extended mm | A Compressed mm | B Extended mm | B Compressed mm | Order Code |
|---|---|---|---|---|---|---|---|
| 70 | 25 | Stepper Motor | 63 | 38 | 162 | 137 | ZLTM25W |
| 70 | 50 | Stepper Motor | 92 | 42 | 218 | 168 | ZLTM50W |
| 70 | 75 | Stepper Motor | 125 | 50 | 261 | 186 | ZLTM75W |
| 70 | 100 | Stepper Motor | 163 | 63 | 313 | 213 | ZLTM100W |
| 70 | 150 | Stepper Motor | 215 | 65 | 437 | 287 | ZLTM150W |
Stepper Motor with Encoders
| Flange OD mm | Travel mm | Actuation | A Extended mm | A Compressed mm | B Extended mm | B Compressed mm | Order Code |
|---|---|---|---|---|---|---|---|
| 70 | 25 | Stepper Motor with Encoder | 63 | 38 | 162 | 137 | ZLTM25ME |
| 70 | 50 | Stepper Motor with Encoder | 92 | 42 | 218 | 168 | ZLTM50ME |
| 70 | 75 | Stepper Motor with Encoder | 125 | 50 | 261 | 186 | ZLTM75ME |
| 70 | 100 | Stepper Motor with Encoder | 163 | 63 | 313 | 213 | ZLTM100ME |
| 70 | 150 | Stepper Motor with Encoder | 215 | 65 | 437 | 287 | ZLTM150ME |
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