
Rotary Encoders
Incremental, single-turn and multi-turn absolute encoders
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- 18–58 EI18A
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CATEGORY
Unlock precision and reliability in your automation and control systems with IMB Electric's comprehensive range of **position sensors**. These essential devices are engineered to accurately convert physical linear or angular displacement into a usable electrical signal, providing critical feedback for a multitude of industrial applications. Whether you require analog outputs like 0-10 V or 4-20 mA for conventional control, or advanced digital protocols such as SSI, BiSS-C, or IO-Link for seamless integration into modern PLC and CNC systems, our catalog offers the ideal solution. Incremental signals are also available for applications demanding robust relative position sensing. At the core of our offering are several distinct and highly effective sensing technologies. Explore the versatility of **ASM Posiwire® draw-wire (cable extension) sensors**, providing measurement ranges from a compact 50 mm up to an impressive 50,000 mm. These durable sensors are perfect for dynamic measurement tasks where a long stroke and easy installation are paramount. For applications demanding extreme accuracy and long-term stability in harsh environments, our **ASM Posichron® magnetostrictive linear position sensors** deliver non-contact, absolute position feedback. We also stock robust **LVDTs (Linear Variable Differential Transformers)**, renowned for their exceptional linearity, repeatability, and resilience in demanding industrial settings. For precise linear motion control over extended lengths, consider our high-performance **magnetic-tape linear encoders**, offering excellent resolution and resistance to contamination. Finally, our reliable **precision potentiometric (slide) transducers** provide a cost-effective and proven method for relative position sensing. IMB Electric serves a vast array of industries where accurate position feedback is non-negotiable. In the **hydraulics** sector, our sensors are critical for **hydraulic cylinder position feedback**, ensuring precise control of presses, excavators, and other heavy machinery. The **construction** and **material handling** industries benefit greatly from our solutions for **crane and mobile-machine boom length measurement**, enhancing safety and operational efficiency. In **manufacturing**, our sensors excel in applications like **press ram position monitoring** for metal forming, **die protection** in stamping operations, and robotic arm positioning. The rapidly evolving world of **renewable energy** utilizes our sensors for **energy-storage tilt/length tracking** in solar panel arrays and wind turbine pitch control. From packaging machinery to medical devices, and from factory automation to specialized test equipment, the need for reliable position sensing is universal. Selecting the right position sensor involves considering several key criteria. First, define the **measurement range** and required **accuracy** or **resolution**. Next, evaluate the **environmental conditions** of your application; for instance, our **IP67 and IP69K variants** are specifically designed to withstand dust, moisture, and high-pressure washdown environments, making them ideal for the food and beverage industry or outdoor machinery. Consider the preferred **signal output** – analog, digital, or incremental – to ensure compatibility with your existing control infrastructure. Factor in the available space and mounting requirements, as different sensor technologies offer varying form factors. Finally, assess the **cost-effectiveness** and desired **lifespan** of the sensor for your specific project. IMB Electric stands apart through its commitment to offering a diverse portfolio of high-quality **linear and angular position sensors** from leading manufacturers like ASM, ensuring robust performance and longevity. Our knowledgeable team provides expert technical support, guiding you through the selection process to find the optimal sensing solution tailored to your unique application challenges. With our focus on reliability, precision, and customer satisfaction, IMB Electric is your trusted partner for all your position sensing needs.
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Incremental, single-turn and multi-turn absolute encoders

Linear position measurement via potentiometric and magnetic sensors

Linear position from 75 mm to 50,000 mm · ASM Germany · industry standard since 1979

Incremental encoders from φ5 mm to φ180 mm — 1,024 to 216,000 P/R

φ6–φ100 mm absolute encoders — single-turn & multi-turn with SSI serial output

Contactless · Wear-free · ±0.02% f.s. accuracy · 10 µm resolution · Ideal for hydraulic cylinder integration

The rugged sibling of the cable extension · 250 mm → 20,000 mm · Resistant to dirt, ice, deflection and thermal expansion

Long-stroke measurement without guide rails — wire-draw linear scales
Blade Linear and Blade Rotary — contactless, no moving parts position sensor family

Contactless linear position measurement · Up to 30 m · 1 µm resolution · Wear-free magnetic scale technology
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