Bendable Highly Flexible Type Profibus L2 Drag Chain Torsion Cable for Torsional or Festoon Applications
In today’s fast-paced industrial environment, reliable communication between machinery is essential. The Bendable Highly Flexible Type Profibus L2 Drag Chain Torsion Cable is engineered specifically for demanding applications, ensuring robust performance in various environments.

This cable not only supports the Profibus L2 communication protocol, but it also offers exceptional flexibility, making it ideal for dynamic setups like drag chains.
Why Choose the Profibus L2 Drag Chain Torsion Cable?
The Profibus L2 Drag Chain Torsion Cable is your solution for achieving seamless data transmission in automated environments. Here’s what makes this cable stand out:
Key Features of the Profibus L2 Cable
Bendable and Highly Flexible
Designed to bend without breaking, this cable can easily navigate tight spaces and dynamic applications, reducing wear and tear.
Profibus L2 Compatibility
Specifically crafted for Profibus networks, ensuring high-speed communication in industrial automation systems.
Drag Chain Design
Tailored for use in drag chains, this cable can withstand constant movement and bending.
Torsion Resistant
Built to endure twisting forces, making it perfect for applications where rotational movement occurs.

Applications and Usage Scenarios
This cable is versatile, suitable for various applications, including:
Robotics: Ensures reliable communication between robotic components.
Automated Machinery: Ideal for equipment requiring consistent data flow.
Festoons and Torsional Applications: Effectively serves both festoon and torsional systems, providing flexibility in design.

Comparison of Torsional and Festoon Applications
Feature | Torsional Applications | Festoon Applications |
Cable Structure | 1x2x0.80 mm (stranded) | 1x2x0.65 mm (stranded) |
Inner Conductor Diameter | Copper, bare (AWG 22/19) | Copper, bare (AWG 23/19) |
Core Insulation | Foam-skin-PE | Cell PE |
Core Colours | Red, Green | Red, Green |
Stranding Element | 2 cores + filler | 2 cores + 2 fillers stranded together |
Shielding | Al-Foil | Al-Foil |
Total Shielding | Cu braid, tinned | Cu braid, tinned |
Outer Sheath Material | PUR | PVC |
Cable External Diameter | Approx. 8.0 mm ± 0.4 mm | Approx. 8.0 mm ± 0.3 mm |
Technical Specifications
Parameter | Torsional Cable | Festoon Cable |
Characteristic Impedance | 150 Ohm ± 10% | 150 Ohm ± 10% |
Conductor Resistance, Max. | 57.6 Ohm/km | 66.5 Ohm/km |
Insulation Resistance, Min. | 5 GOhm x km | 1.6 GOhm x km |
Loop Resistance | 115.2 Ohm/km Max | 133 Ohm/km Max |
Mutual Capacitance | 30 nF/km Nom | 28 nF/km Nom |
Test Voltage | 1.5 kV | 2 kV |
Relative Propagation Velocity | - | 81% |
Attenuation (9.6 kHz) | < 2.5 dB/km | ≤ 3.0 dB/km |
Attenuation (16 MHz) | < 49.0 dB/km | ≤ 49.0 dB/km |
Additional Technical Data
Attribute | Value for Torsional Cable | Value for Festoon Cable |
Weight | Approx. 66 kg/km | Approx. 64 kg/km |
Bending Radius, Repeated | 120 mm | 70 mm |
Operating Temperature Range | Min: -30°C, Max: +70°C | Min: -40°C, Max: +60°C |
Caloric Load, Approx. Value | 0.89 MJ/m | 1.09 MJ/m |
Copper Weight | 32.00 kg/km | 23.00 kg/km |
Norms and Standards
The Profibus L2 Drag Chain Torsion Cable adheres to rigorous standards to ensure safety and performance:
Profibus Compliance: According to DIN 19245 T3 and EN50170.
Halogen-Free: Compliant with 60754-1.
Flame Retardant: Meets IEC 60332-1-2 standards.
Advantages of Using Profibus L2 Drag Chain Torsion Cable
Enhanced Flexibility: The ability to bend without damage increases the lifespan and efficiency of the cable in dynamic applications.
Torsion Resistance: Ideal for applications that require twisting, ensuring reliable performance without signal loss.
Robust Construction: Built to withstand harsh industrial environments, providing long-term reliability.
Versatility: Suitable for both festoon and torsional applications, making it an adaptable solution for various systems.
The Optimal Choice for Industrial Communication
In conclusion, the Bendable Highly Flexible Type Profibus L2 Drag Chain Torsion Cable is an exceptional solution for any industrial application requiring flexible, reliable, and robust communication.
Its ability to handle torsion and operate seamlessly in drag chain systems makes it indispensable in modern automation and robotics.
By choosing this cable, you are investing in quality, performance, and peace of mind. Whether you are upgrading existing machinery or integrating new systems, the Profibus L2 Drag Chain Torsion Cable is designed to meet your needs.
For more information or to discuss how this cable can benefit your operations, contact our sales team today. Embrace the future of industrial communication with our cutting-edge cable solutions!

Note: This is just part of the standard parameters of our products. Please contact our Engineer if you need more. And the information contained within this webpage is for guidance only and is subject to change without notice or liability. All dimensions and specifications are nominal and are subject to normal manufacturing tolerances. All pictures shown are for illustration purposes only. The actual product may vary. All the information is provided in good faith and is believed to be correct at the time of publication.