DigiKey-eMag-Robotics-Vol 22

For applications requiring ingress protection, AccliMate sealed connectors meet IP67 and IP68 ratings for dust and water protection

An industrial robot on a factory floor. Image source: Adobe Stock

The smooth contact surface minimizes insertion force and provides a reliable electrical connection for precise systems and sensitive sensor interfaces. Their micro-slot tail design also enhances solder joint strength, addressing mechanical stress that can accumulate over extended operational cycles. For applications requiring even higher performance, Samtec’s Edge Rate contact system balances electrical performance with higher mechanical robustness. These contacts feature broad-milled surfaces rather than standard stamped edges to reduce crosstalk and improve signal integrity at data rates of 56 Gbps PAM4 (28 Gbps NRZ). Similarly, Samtec’s URSA I/O utilizes hyperboloid-type contacts providing four points of electrical contact. This design meets the needs of ultra-rugged environments with improved resistance to shock,

vibration, and corrosion while maintaining low contact resistance.

Image source: Samtec

Environmental resilience through rigorous testing Samtec’s Severe Environment Testing (SET) subjects products to conditions that simulate decades of field exposure, including temperature cycling from -65 to +125°C for up to 500 cycles, mechanical shock testing at 40 G peak acceleration, and random vibration testing at frequency ranges from 5 to 2000 Hz. The Extended Life Product program provides additional testing for long-term deployments through 10-year Mixed Flowing Gas testing that evaluates contact

signal integrity. Samtec’s solutions include rugged board-to-board connectors designed for factory automation systems, as well as flexible cable assemblies suitable for multi-axis robotic joints that operate continuously. Advanced contact technology for extended life Reliability of industrial connectors depends on contact design, and typical solutions often fail under the harsh conditions of industrial environments. To address this issue, Samtec’s Tiger Eye connectors use a multi- finger contact system that offers redundant connection points to increase their life cycle. A 3-finger beryllium copper contact design distributes mechanical stress across multiple contact points, reducing wear and extending operational life beyond 1,000 mating cycles. This contact architecture is ideal for robotic systems where connectors are frequently mated/unmated during maintenance procedures.

Industrial and robotic interconnects: Samtec’s solutions for harsh environment connectivity

Industrial automation and robotics systems operate in environments that can quickly destroy standard electronic connectors. Factory floors, for instance, subject equipment to vibrations, temperature extremes, chemical exposure, and physical abuse that

could cause connection failures within months of deployment. In robotic applications, these issues can be severe as connectors are subjected to millions of motion cycles which can degrade critical electrical pathways over time.

Samtec’s solution to these issues is purpose-engineered connector and cable solutions that address the demands of industrial and robotic applications. Its specialized product families prioritize long-term reliability, environmental resilience, and preserving high-performance

Samtec’s URSA I/O. Image source: Samtec

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