D4-440DC-1 | Automation Direct Part of the DirectLogic 405 Series

The D4-440DC-1 is a CPU module from the DirectLogic 405 series, designed for use in industrial automation systems that require reliable and efficient process control. As part of the broader category of PLCs (Programmable Logic Controllers) and machine control, this module serves as the core processing unit for controlling automated processes in various industrial environments. The D4-440DC-1 is a versatile and high-performance programmable controller, intended to provide precise control over a wide range of operations by interfacing with external devices and monitoring systems.

This particular model, categorized as a PLC Module/Rack, is part of the DirectLogic DL405 family, which is known for its flexibility and expandability. The D4-440DC-1 CPU is capable of supporting a wide variety of input/output configurations, making it suitable for deployment in complex automation systems. It features a substantial ladder memory capacity of 15.5K words, allowing for the creation of extensive ladder logic programs to control and monitor a variety of industrial processes. This large memory capacity enables the controller to handle sophisticated applications, providing users with the ability to develop comprehensive automation routines with ease.

The D4-440DC-1 is equipped with multiple communication ports to ensure efficient connectivity with external devices. It includes one RS-232 port (DB15) and one RS-232/RS-422 port (DB25), which offer flexible options for serial communication with peripheral devices such as human-machine interfaces (HMIs), data loggers, and other external systems. These communication interfaces allow the controller to integrate seamlessly into existing industrial networks, enabling data exchange and control over multiple systems from a centralized location. This makes the D4-440DC-1 particularly useful in environments where communication between different machines and systems is critical for maintaining production efficiency and system reliability.

Designed to operate on an external 24 VDC power supply, the D4-440DC-1 ensures stable and consistent operation, even in demanding industrial environments. The use of an external DC power source simplifies system integration and allows for the controller to be used in a wide range of installations without requiring additional power conversion equipment. This feature enhances the module’s adaptability, making it suitable for diverse industrial applications where power availability and reliability are essential considerations.

To further enhance its functionality, the D4-440DC-1 CPU module includes a battery. This battery is critical for maintaining the integrity of the system’s memory during power outages or interruptions, ensuring that ladder logic programs and other important system data are preserved even when power is lost. The inclusion of the battery makes the D4-440DC-1 an ideal choice for applications where data retention is critical to system operation and where power stability may be variable or unreliable.

The D4-440DC-1 is designed for use in environments where reliability, scalability, and ease of integration are key factors. It is ideally suited for process control, factory automation, material handling, and other industrial applications where programmable control systems are used to manage complex processes. The robust nature of the DirectLogic 405 series ensures that this CPU module can handle the rigorous demands of industrial environments, providing consistent performance and dependable control over long-term use.

In summary, the D4-440DC-1 CPU module is a highly capable and versatile component of the DirectLogic 405 series, offering extensive memory capacity, multiple communication interfaces, and reliable power management. Its 15.5K words of ladder memory support the development of complex control routines, while its dual communication ports facilitate connectivity with external devices and systems. Powered by an external 24 VDC supply, the D4-440DC-1 ensures reliable operation even in challenging conditions, while the included battery safeguards critical data during power interruptions. These features make the D4-440DC-1 an essential tool for engineers and technicians seeking a reliable and efficient programmable controller for industrial automation systems.