DS-Serie Electric Encoder

Precision and Reliability for Demanding Applications

Penlink’s DS Series Encoders are high-performance rotary encoders designed to deliver precise position feedback in demanding applications.

Engineered for accuracy and durability, the DS Series offers a compact, lightweight design without compromising performance. With resolutions up to 21-bit and accuracy as fine as ±0.006°, these encoders ensure exceptional measurement precision. Built to withstand harsh environments, they feature robust construction resistant to vibration, shock, and extreme temperatures. The DS Series is ideal for applications in industrial automation, robotics, aerospace, defense, and medical equipment, where reliability and high accuracy are critical.

DS Series

Precision and Reliability for Demanding Applications

Penlink’s DS Series Encoders deliver high-performance rotary position feedback, offering unmatched accuracy and reliability for industrial automation, robotics, aerospace, and defense applications. Designed for durability and precision, these encoders are engineered to withstand harsh environments, including exposure to shock, vibration, and extreme temperatures, ensuring consistent performance even in the most demanding conditions.

With decades of expertise in precision motion control solutions, Penlink specializes in providing customized and modified standard encoder solutions tailored to meet unique application requirements. Whether you need a compact, lightweight design for space-constrained applications or a high-resolution encoder for critical positioning tasks, the DS Series is built to deliver exceptional performance with minimal maintenance.

Trust Penlink’s commitment to quality and innovation to enhance your system’s reliability and efficiency. Contact us today to learn more about the DS Series Encoders and how they can optimize your application!

High Accuracy: Advanced sensing technology for precise position measurement.
Robust Design: Resistant to shock, vibration, and extreme temperatures.
Compact and Lightweight: Optimized for space-constrained applications.
Multiple Output Options: Available in various signal formats to integrate seamlessly with different control systems.
Long Service Life: Engineered for durability with minimal maintenance requirements.

Model	DS-16	DS-25	DS-40	DS-58	DS-70	DS-90	DS-130
OD	16 mm	25 mm	40 mm	58 mm	70 mm	90 mm	130 mm
ID	4 mm	6 mm	10 mm	20 mm	30 mm	50 mm	90 mm
Height	8 mm	7 mm	10 mm	10 mm	10 mm	10 mm	10.5 mm
Weight	3.1 gr	10 gr	20 gr	30 gr	49 gr	55 gr	84 gr
Resolution	16 bit	17-19 bit	17-19 bit	18-20 bit	19-21 bit	19-21 bit	19-21 bit
Accuracy	±0.025°	±0.010°	±0.010°	±0.008°	±0.006°	±0.006°	±0.006°

Relevant Documents

New Absolute Rotary Encoders for Industrial Automation

Heavy Duty Encoders For Harsh Environments

DS Series

Technical Specification

General	DS-130	DS-90	DS-70	DS-58	DS-40	DS-25	DS-16
Angular resolution	19-21 bit	19-21 bit	19-21 bit	18-20 bit	17-19 bit	17-19 bit	16 bit
Nominal position accuracy	±0.010°	±0.010°	±0.010°	±0.010°	±0.020°	±0.020°	±0.025°
Nominal extended accuracy (EA)	±0.006°	±0.006°	±0.006°	±0.008°	±0.010°	±0.010°	±0.020°
Repeatability	0.7 mdeg	0.7 mdeg	0.7 mdeg	1.4 mdeg	2.7 mdeg	2.7 mdeg	5.5 mdeg
Maximum operational speed	2,000 rpm	2,000 rpm	1,500 rpm	4,000 rpm	4,000 rpm	4,000 rpm	4,000 rpm
Measurement range	Single-turn absolute position
Built-In Test (BIT)	Optional
Rotation direction	Adjustable CW/CCW (Default same direction from bottom side of the encoder)

Mechanical	DS-130	DS-90	DS-70	DS-58	DS-40	DS-25	DS-16
Allowable mounting eccentricity	±0.1 mm
Allowable axial mounting tolerance	±0.1 mm
Rotor inertia (gr·mm²)	25,963	4,242	1,940	684	70.93	11	11
Total weight (gr)	84	55	49	30	20	10	3.1
Outer Ø / Inner Ø / Height (mm)	130/90/10.5	90/50/10	70/30/10	58/20/10	40/10/10	25/6/7	16/4/8
Material (stator/rotor)	Ultem™ polymer	Ultem™ polymer / TRVX-50	TRVX-50	Ultem™ polymer / TRVX-50	Ultem™ polymer / TRVX-50	Ultem™ polymer / TRVX-50	Ultem™ polymer / TRVX-50

Electrical	DS-130	DS-90	DS-70	DS-58	DS-40	DS-25	DS-16
Supply voltage	5V ±5%
Current consumption	~100 mA	~100 mA	~90 mA	~90 mA	~90 mA	~90 mA	~90 mA
Interconnection	#30 shielded cable / Flex cable (DS-16)
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	DS-130	DS-90	DS-70	DS-58	DS-40	DS-25	DS-16
EMC	IEC 6100-6-2, IEC 6100-6-4
Operating temperature range	-40°C to +85°C
Storage temperature range	-50°C to +85°C / -50°C to +100°C (DS-130)
Relative humidity	98% Non-condensing
Shock endurance / functional	100 g for 11 ms / 100 g for 6 ms (DS-40) / 40 g for 11 ms (DS-25)
Vibration functional	20 g 10 – 2000 Hz (per MIL-STD-810G)
Protection	IP 40