VLS-140 | ABSOLUTE ROTARY ENCODER Hollow Shaft | Kit Encoder
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Applications
Features
- High precision and low profile
- Low power consumption
- Space proven performance
- Low outgassing
- Vacuum environment: 10-5 Torr
- Polyimide substrate
- Parylene conformal coating
- Innovative hollow shaft design
- Extreme temperature durability
- Rigorous testing & production: vibration and ESS, thermal vacuum and shock optional
OD
140 mm
ID
90 mm
Height
8 mm
Weight
80 gr
Resolution
19-21 bit
Accuracy
±0.006°
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Technical Drawing
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General
Angular resolution19-21 bitNominal position accuracy±0.006°Repeatability0.7 mdeg / 2.5 ArcsecMaximum operational speed2,000 rpmMeasurement rangeSingle-turn, unlimited. Software Shaft-turnBuilt In Test BITOptionalRotation directionAdjustable CW/CCW (Default same direction from bottom side of the encoder) -
Mechanical
Allowable mounting eccentricity±0.15 mmAllowable axial mounting tolerance±0.3 mmRotor inertia88,500 gr · mm²Total weight80 grOuter Ø /Inner Ø / Height140 / 90 / 8 mmMaterial (stator / rotor)PolyimideNominal air gap (stator, rotor)1 mm -
Electrical
Supply voltage5V ±5%Current consumption~100 mAInterconnectionCable (standard 250mm)CommunicationSSi / BiSS-COutput codeBinarySerial outputDifferential RS-422Clock frequency0.1- 5.0 MHzPosition update rate35 kHz (Optional - up to 375 kHz) -
Environmental
EMCIEC 6100-6-2, IEC 6100-6-4Operating temperature range-40°C to +105°C (Optional +125°C)Storage temperature-55°C to +125°CRelative humidity98% Non condensingShock endurance / functional100g 6msec saw-tooth per IEC 60068-2-27:2009 40g 11msec saw-tooth per MIL-810GVibration functional7.7grms @ 20 to 2000 Hz per MIL-810G Category 24ProtectionParylene conformal coating: improved low outgassing, reduces Tin Whiskers risk.Low out-gassingTML < 1%, CVCM < 0.1%Radiation tested forTID = 30KRAD. SEE 1E11 p/cm²/s protons @200MeV
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