The Beckhoff KL2424 Bus Terminal is a robust digital output module designed for controlling actuators and devices in automation environments. Offering four independent outputs at 24 V DC, each capable of handling up to 2 A, it delivers both flexibility and performance in a compact and modular design. As part of Beckhoff’s Bus Terminal system, it provides seamless integration into fieldbus-based automation architectures, enabling distributed, scalable, and efficient control solutions.

The KL2424 is engineered to drive ohmic, inductive, and lamp loads, making it suitable for a wide variety of applications, from simple control of indicator lamps to powering solenoids, relays, and other inductive devices. Each channel’s short-circuit-proof design provides a high level of resilience, protecting the module and system against overload conditions. In the event of a short circuit, the module limits the current to less than 70 A, ensuring both safety and extended equipment lifespan.

In addition to its protective design, the terminal is optimised for durability and reliable switching. With a breaking energy rating of <1.7 J per channel, it effectively handles the energy released during switching operations, particularly when controlling inductive loads. This reduces wear on components, ensures long-term reliability, and minimises the risk of faults in demanding industrial applications.

The 2-wire connection technology simplifies installation and reduces wiring effort, providing straightforward integration into new or existing systems. This practical design is particularly valuable in environments where fast deployment and easy maintenance are priorities. The compact terminal format also helps conserve space in control cabinets while maintaining high output density.

Operating at a nominal voltage of 24 V DC (-15%/+20%), the KL2424 is well-suited to standard industrial control systems. Its modular Bus Terminal platform allows for easy expansion and flexible system design, making it an ideal choice for integrators and engineers building automation solutions that must adapt to evolving requirements.

Practical applications for the KL2424 include switching machine functions, controlling process valves, activating signalling devices, and powering auxiliary equipment across a broad spectrum of industries. Its combination of high current capacity, robust protection, and versatile load compatibility ensures consistent performance in environments ranging from manufacturing plants to building automation systems.

In summary, the Beckhoff KL2424 Bus Terminal provides a dependable, compact, and versatile digital output solution. With its ability to handle multiple load types, safeguard against short circuits, and deliver reliable switching performance, it plays a vital role in modern automation networks where safety, efficiency, and flexibility are paramount.