Zelio Logic Modular Programmable Relay 26 Inputs/Outputs

The Zelio Logic SR3 modular programmable relay, reference SR3B261BD from Schneider Electric, is a smart and compact solution designed for process automation applications in industrial and commercial environments. With 26 inputs/outputs, this relay is ideal for small to medium control applications, offering advanced functionality with straightforward programming accessible even to non-specialised personnel. Its modular design makes it perfect for DIN rail installation, optimising space and facilitating integration into electrical panels.

Compact and easy to install:

The Zelio Logic SR3 has been designed with a compact format, making it an ideal choice for applications with space constraints. Its DIN rail installation is quick and easy, allowing seamless integration into control panels and automation systems. The screw terminals ensure a solid and reliable connection, guaranteeing a safe and durable installation across a wide range of applications.

Simple and accessible programming:

One of the main advantages of the Zelio Logic SR3 is its ease of programming, making it suitable even for users with little experience in control systems. Using a visual programming environment, based on Ladder diagrams or Function Block Diagram (FBD) language, this relay allows the creation of control programs without the need for advanced knowledge in industrial programming.

Additionally, the relay features an integrated display and navigation buttons, allowing the user to view and adjust operating parameters, as well as quickly and easily diagnose potential faults. This reduces downtime and facilitates error detection in the system.

Versatility with 26 inputs/outputs:

The Zelio Logic SR3B261BD is equipped with 26 inputs/outputs, providing extensive flexibility to control various devices and processes within an installation. The inputs and outputs are designed to handle a variety of digital and analogue signals, allowing control of different types of actuators and sensors.

This relay is powered by 24V DC, a common voltage in industrial applications, ensuring easy integration into existing systems. Its ability to manage both inputs and outputs makes it an ideal choice for automating processes such as lighting management, pump control, fans, security systems, and many others.

Advanced control and diagnostic functions:

The Zelio Logic SR3 is not only easy to program but also offers advanced diagnostic functions that help maintain the control system's operation in optimal conditions. Through its display screen, operators can monitor the status of inputs and outputs, check the program status, and view error messages in case of any failure, facilitating problem identification and resolution without the need for additional tools.

This relay can also store and execute multiple programs, making it versatile for use in different applications without the need for complex reconfigurations.

Typical applications of the Zelio Logic SR3 relay:

The Zelio Logic SR3B261BD is designed for a wide range of applications in the field of process automation. Some of the most common applications include:

• Pump and motor control in ventilation, air conditioning, and irrigation systems.
• Automation of doors and access in commercial and industrial installations.
• Automated lighting systems for buildings and industrial areas.
• Control of machinery and production equipment in factories.
• Management of alarms and security systems, enhancing access and fault monitoring.

Thanks to its versatility and ease of use, the Zelio Logic SR3 is an excellent choice for small to medium installations requiring automatic control without the need for more complex and costly solutions.

Key technical specifications:

• Power supply voltage: 24V DC
• Number of inputs/outputs: 26 (combination of digital inputs and outputs)
• Programming: Ladder and FBD (Function Block Diagram)
• Display: Integrated for viewing and diagnostics
• Installation: On DIN rail
• Connection: Screw terminals
• Compact dimensions: Ideal for confined spaces
• Diagnostic function: Error and system status display on screen
• Product type: Modular programmable relay
• Protection rating: IP20

Advantages of the Zelio Logic SR3B261BD model:

• Easy programming: Ideal for non-specialised users thanks to its visual and accessible environment.
• Versatility: With 26 inputs/outputs, it is capable of managing a wide variety of devices and processes.
• Simple diagnostics: Integrated display and navigation buttons for quick fault identification and parameter adjustment.
• Quick installation: Compact design and DIN rail mounting, ideal for confined spaces in control panels.
• Wide applicability: Suitable for industrial, commercial, and residential applications requiring process automation.