PIEZO ROTATOR

Size and Dimensions

• Footprint & height: 35 mm x 35 mm & 11.5 mm

• Weight: 65 g

• Height: 11.5 mm

• Clear aperture: 13 mm

Materials

• Positioner body: Titanium & beryllium copper or beryllium copper for mK operation

• Actuator: PZT ceramics

• Connecting wires: Insulated twisted pair, copper for piezoelectric ceramics & phosphor bronze for resistive position sensor

Coarse Positioning Mode

• Travel range (step mode): 360° endless

• Maximum drive velocity @ 300 K: ~ 32°/s

• Input voltage range: 0 - 60 V

Fine Positioning Mode

• Fine angular positioning range @ 300 K: 40 m°

• Fine angular positioning range @ 4 K: 6 m°

• Fine positioning resolution: µ°

• Input DC voltage range @ 300 K: 0 - 100 V

• Input DC voltage range @ 4 K: 0 - 150 V

• Position Encoder

• Readout mechanism: Cermet resistive sensor

• Encoded travel range: 315°

• Sensor resolution: ~ 5 m°

• Sensor power (when measuring): 10 – 100 µW

• Repeatability: 45 m° (unidirectional)

• Load (@ ambient conditions)

• Maximum load: 200 g

• Maximum dynamic torque around axis: 2 N·cm

General Specifications

• Environment: Room temperature or Low Temperature or Low Temperature & UHV (Bakeable to 100 °C)