Heavy Duty Hollow Shaft Encoder Offering Precise Feedback

DS-130

The Netzer DS-130 Absolute Rotary Encoder sets a new benchmark for high-accuracy motion control, offering 21-bit resolution and 0.006-degree accuracy. Designed for critical aerospace, defense, and precision automation applications, the DS 130’s contactless capacitive sensing technology ensures unparalleled reliability. Its low-inertia, hollow-core design minimizes system weight while maximizing responsiveness, making it the top choice for engineers seeking the highest level of rotary feedback performance.

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Features

21-bit resolution and ultra-precise 0.006-degree accuracy
Hollow shaft for enhanced dynamic response
High EMI and RFI resistance for stable operation
Contactless sensing for wear-free longevity
Optimized for extreme environments and mission-critical applications

Unique Values

High precision
Durability
Low Profile
Repeatability

Accuracy

±0.006˚
Resolution

19-21 bit
OD

130 mm
ID

90 mm
Height

10.5 mm
Weight

84 gr

Technical Data

Technical Drawing

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General

Angular resolution 19-21 bit
Nominal position accuracy ±0.010°
Nominal position extended accuracy (EA) ±0.006°
Repeatability 0.7 mdeg / 2.5 Arcsec
Maximum operational speed 2,000 rpm
Measurement range Single turn absolute position
Build 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 ±0.1 mm
Rotor inertia 25,963 gr · mm²
Total weight 84 gr
Outer Ø /Inner Ø/ Height 130 / 90 / 10.5 mm
Material (stator / rotor) Ultem™ polymer

Electrical

Supply voltage 5V ±5%
Current consumption ~100 mA
Interconnection #30 shielded cable
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 -50°C to +100°C
Relative humidity 98% Non condensing
Shock endurance / functional 100 g for 11 ms
Vibration functional 20 g 10 - 2000 Hz (per MIL-STD-810G)
Protection IP 40

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OD
Output
Resolution
Bit
Cable Options
Interconnection
Rotor Type
Custom

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Meet our users

DS-130 | ABSOLUTE ROTARY ENCODER DS | Encapsulated | Shaft Encoder

DS-130

Features