Our Products

VLS-series

Hollow Shaft Capacitive Absolute Encoders (25…247mm), LEO Space

Designed to meet the requirements of the most demanding applications

The VLS-series is designed with compact dimensions, minimal weight, and the signature Netzer hollow shaft for unmatched precision. These characteristics are essential for the demands of space exploration. The VLS-series meets the rigorous demands of TID (Total Ionizing Dose) and minimal outgassing, which are key factors for thriving in the harsh environment of space.

The VLS-series  encoders are characterized by the following features that sets them apart from other similar encoders:

  • High precision and low profile
  • Low power consumption
  • Space proven performance
  • Radiation: TID = 30KRAD
  • SEE: 1E11 p/cm²/s protons @200MeV
  • Low outgassing: TML < 1%, CVCM < 0.1%
  • Vacuum environment: 10-5 Torr
  • Polyimide substrate
  • Parylene conformal coating
  • Innovative hollow shaft design
  • Extreme temperature durability
  • Rigorous testing & production: shock, vibration, and ESS, thermal vacuum optional
  • Temperature: -55°C to +125°C
  • Shock: IEC 60068-2-27:2009 100g for 6 ms
  • Vibration: 20 to 2000 Hz per MIL-810G Category 24
  • Relative Humidity: 98% condensation
  • MTBF: 15 years
  • EMC: IEC 6100-6-2, IEC 6100-6-4

Embark on your next LEO project with the unparalleled Netzer VLS-series – the only space-proven COTS solutions engineered for excellence, with affordable prices. The VLS-series is designed to elevate your project, featuring compact dimensions, minimal weight, and the signature Netzer hollow shaft for unmatched precision. These characteristics are not just benefits; they’re essentials for the demands of space exploration. With a legacy of transforming commercially available components and conventional encoders for the cosmos Netzer has accumulated a unique expertise through numerous successful missions. Our commitment to innovation means the VLS-series meets the rigorous demands of TID (Total Ionizing Dose) and minimal outgassing – key factors for thriving in the harsh environment of space.

Technical Data

Part number OD
[mm]
ID
[mm]
Height
[mm]
Weight
[g]
Resolution
[bit]
Accuracy Interface Max. Speed
[rpm]
Features
VLS-25 25 2,2 5,8 8 17 … 21 ± 0,025° SSi / BiSS-C  space proven
VLS-60 60 25 6 16 17 … 22 ± 0,010° SSi / BiSS-C 4000  space proven
VLS-80 80 35 6,6 21 17 … 23 ± 0,006° SSi / BiSS-C 2000  space proven
VLS-100 100 48 7 42 17 … 22 ± 0,006° SSi / BiSS-C 4000  space proven
VLS-140 140 90 8 80 17 … 23 ± 0,006° SSi / BiSS-C 2000  space proven
VLS-170 170 110 8 110 17 … 23 ± 0,006° SSi / BiSS-C 2000  space proven
VLS-247 247 171 9 220 17 … 22 ± 0,006° SSi / BiSS-C  space proven

Please click on the Part Number to download the data sheet or drawing.

Downloads

VLS-Series-Space-Application (PDF)

VLS-TID-test (PDF)

Netzer Product Catalog (PDF, EN)

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