Shutter Action Rotary Feedthroughs
Thermionics manufactures a full line of metal-sealed rotary motion feedthroughs. They are all metal, using welded bellows and stainless steel bearings. All manual units are bakeable to 200°C fully assembled. Higher bakeouts may be used with partial disassembly. These feedthroughs are also available with a number of custom options.
FRMC-133-25
- 1/4″ O.D. probe
- 1.33″ O.D. mounting flange
- Bellows sealed
- Maximum bakeout temperature: 200°C
- Mechanical torque limit: 150 oz-in
- This is a coarse positioning device
FRM-133-25/PNM
- 1/4″ O.D. probe
- 1.33″ O.D. mounting flange
- Bellows sealed
- Maximum bakeout temperature: 200°C (with air control valve removed)
- Torque limit: 150 oz-in
- 90° rotation
- 180° or 270° rotations available
- Adjustable stops available
Air Control Valve
- For model FRM-133-25/PNM
- Mounted to feedthrough
- Valve-to-rotary actuator plumbing installed
- Control voltage 24 VDC standard or per customer requirements
- With flow controls, both directions