PAGE 290
Rotators
ANRv220 | open loop
rotator with horizontal rotation axis providing highest stability
10 mK .. 373 K
0 .. 31 T
5E-11 mbar
Size and Dimensions
360° endless
100 g
Coarse Positioning Mode
footprint; height
27 x 12; 27 mm
travel range (step mode)
360° endless, both directions
through hole in the middle of the axis
Ø 2 mm
typical minimum step size
1 m° @ 300 K, 0.5 m° @ 4 K
weight
37 g
max. drive velocity (@ 300 K, no load)
approx. 30 °/s
Materials (non-magnetic)
Fine Positioning Mode
positioner body
beryllium copper and titanium
fine positiong range
0 .. 70 m° @ 300 K 0 .. 14 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 %
±100 μrad
Options
environmental options
/RT, /HV, /UHV, /LT, /LT/HV, /LT/UHV
wobble
material option
/CuBe
Load @ Ambient Conditions (mounting orientation: axis horizontal)
encoder options
/RES
maximum vertical load
1 N (100 g)
1 Ncm
ANC300: ANM150, ANM300
maximum dynamic torque around the
axis
Compatibility with Electronics
open loop controller
technical drawings can be found from page 296