attoPUBLICATIONS attoCATALOG-2015/16 | Page 284

PAGE 282 Rotators ANR31 | open loop smallest rotator with vertical rotation axis 10 mK .. 373 K 0 .. 31 T 5E-11 mbar Size and Dimensions 360° endless 5 g Coarse Positioning Mode footprint; height 8 x 8 (Ø 10); 7.5 mm travel range (step mode) 360° endless, both directions through hole in the middle of the axis Ø 0.6 mm typical minimum step size 1 m° @ 300 K, 0.5 m° @ 4 K weight 2.5 g max. drive velocity (@ 300 K, no load) approx. 3 °/s Materials (non-magnetic) Fine Positioning Mode positioner body titanium fine positiong range 0 .. 60 m° @ 300 K 0 .. 13 m° @ 4 K actuator PZT ceramics fine positioning resolution μ° driving shaft ceramics Accuracy of Movement (open loop) connecting wires insulated twisted pair, copper repeatability of step sizes typically 5 % over full range forward / backward step asymmetry typically 5 % Options environmental options /RT, /HV, /UHV, /LT, /LT/HV, /LT/UHV Load @ Ambient Conditions (mounting orientation: axis vertical) material option /CuBe maximum vertical load 0.05 N (5 g) encoder options --- maximum dynamic torque around the axis 0.03 Ncm Compatibility with Electronics open loop controller ANC300: ANM150, ANM300 technical drawings can be found from page 294