NMI-PR35 Piezo rotator (360° endless)

Measuring 35mm × 35mm × 11.5mm in footprint and height, with a weight of 65g, this device features a miniaturized form factor. Constructed with premium materials such as titanium and beryllium copper, it incorporates a PZT ceramic actuator (Lead Zirconate Titanate) and utilizes insulated twisted pair cables for connectivity.

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)

 

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