Hollow Shaft Kit Encoder with Two Plate Design

VLX-170

The Netzer VLX-170 Absolute Rotary Encoder offers up to 23-bit resolution with 0.006 mdeg accuracy in an ultra-thin (<10 mm) and lightweight (<106g) design. Powered by contactless capacitive sensing technology, it ensures high-reliability, wear-free performance, making it ideal for demanding applications.

Engineered for aerospace, robotics, defense, and high-precision industrial automation, the VLX-170 features a hollow, low-inertia structure, reducing system mass and enhancing dynamic response. When precision, durability, and compact size matter, the VLX-170 delivers unmatched rotary feedback performance.

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Features

Extreme Precision: Achieves accuracy better than 0.006 degrees, making it ideal for high-precision positioning systems.
Hollow Shaft Design: Optimized for improved dynamic response and seamless integration into rotary motion systems.
EMI & RFI Resistant: Designed to withstand electromagnetic and radio frequency interference, ensuring stable and reliable performance.
Contactless Operation: Utilizes capacitive sensing technology, eliminating mechanical wear and extending lifespan.
Durable & Reliable: Built for long-term use in harsh industrial environments.
Temperature Drift Compensation: Maintains accuracy stability across varying environmental conditions.

Unique Values

Low Profile
Wide mounting
High precision
Scaled Precision

Accuracy

±0.010° / 0.006°˚
Resolution

17-23 bit
OD

170 mm
ID

110 mm
Height

10 mm
Weight

106 gr

Technical Data

Technical Drawing

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General

Angular resolution 17-23 bit
Nominal position accuracy ±0.010° / ±0.006°
Repeatability 0.7 mdeg / 2.5 Arcsec
Maximum operational speed 2,000 rpm
Measurement range Single turn, unlimited
Built In Test BIT Optional
Rotation direction Adjustable CW/CCW (Default same direction from bottom side of the encoder

Mechanical

Allowable mounting eccentricity ±0.1 mm
Allowable axial mounting tolerance ±0.3 mm
Rotor inertia 205,330 gr · mm²
Total weight 106 gr
Outer diameter / Inner diameter / Profile 170 / 110 / 10 mm
Material (stator / rotor) FR4
Nominal air gap (stator, rotor) 1 mm

Electrical

Supply voltage 5V ± 5%
Current consumption ~90 mA
Interconnection Connector: DF13A-10P -1.25H
Communication SSi, BiSS-C
Output code Binary
Serial output Differential RS-422
Clock frequency 0.1-5.0 MHz
Position update rate 35 kHz (Optional - up to 375 kHz)

Environmental

EMC IEC 6100-6-2, IEC 6100-6-4
Operating temperature -40°C to +85°C
Storage temperature -40°C to +85°C
Relative humidity 98% Non condensing
Shock endurance / functional 100g 6msec saw-tooth per IEC 60068-2-27:2009
Vibration endurance 20g @ 10 to 2000 Hz sweep per IEC 60068-2-6
Protection IP 40

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OD
- 25 mm
- 35 mm
- 60 mm
- 80 mm
- 100 mm
- 140 mm
- 170 mm
- 247 mm
Output
- BiSS
- SSi
Resolution
- 17 bit
- 18 bit
- 19 bit
- 20 bit
- 21 bit
- 22 bit
- 23 bit
Bit
- BIT
Shaft-turn Counter
- 4,096
- 8,192
- 16,384
- 32,768
Interconnection
- Horizontal Connector
- Vertical Connector
Rotor Type
- End Shaft - Single Screw Rotor
- Hollow Shaft Encoder
Custom
- Extended Accuracy

Part Number:

VLX

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Meet our users

VLX-170 | ABSOLUTE ROTARY ENCODER VLX | Robotics & Industry | Hollow Shaft

VLX-170

Features