Schneider Electric's Zelio smart relays, particularly the Zelio Logic series, are versatile and programmable devices used for simple automation applications in various settings such as small machines, commercial buildings, and industrial processes. To enhance their functionality, several accessories are available. Here’s an overview of the common Zelio smart relay accessories:

1. Expansion Modules

• Digital Input Modules: Expand the number of digital inputs to accommodate more sensors or switches.
• Digital Output Modules: Increase the number of outputs for controlling additional actuators, relays, or other devices.
• Analog Input/Output Modules: Add analog I/O capabilities for interfacing with analog sensors and actuators.

2. Programming and Communication Cables

• Programming Cable: Connect the Zelio smart relay to a PC for programming and configuration using the Zelio Soft software.
• Communication Cables: Facilitate communication between the smart relay and other devices or networks, such as Modbus or Ethernet.

3. Communication Modules

• Modbus Communication Module: Enable communication with other Modbus-compatible devices, allowing integration into larger automation systems.
• Ethernet Communication Module: Provide network connectivity for remote monitoring and control over Ethernet.

4. HMI (Human-Machine Interface)

• Zelio HMI Displays: Simplify user interaction with the relay by providing a graphical interface for monitoring and control.

5. Memory Modules

• Memory Backup Module: Store the program and configuration settings, allowing for easy backup and restoration.
• EEPROM Memory Module: Enhance data retention and storage capabilities.

6. Power Supplies

• Power Supply Modules: Provide the necessary power to the Zelio smart relay and its accessories, ensuring reliable operation.

7. Mounting Accessories

• DIN Rail Mounting Kits: Facilitate easy and secure mounting of the smart relay on standard DIN rails.
• Panel Mounting Kits: Allow for mounting the smart relay on panels or enclosures.

8. Input/Output Accessories

• Relay Output Modules: Extend the relay outputs for controlling higher power loads or additional devices.
• Optocoupler Modules: Provide electrical isolation for input signals, enhancing safety and noise immunity.

9. Software

• Zelio Soft: The programming software used for configuring and programming Zelio Logic smart relays. It offers a user-friendly interface for creating, testing, and deploying relay programs.

10. Battery Modules

• Backup Battery Modules: Ensure continuous operation and data retention during power outages or disruptions.

Selection and Integration

When selecting accessories for Zelio smart relays, consider the specific requirements of your application:

• Input/Output Needs: Determine the number and type of I/O points required.
• Communication Requirements: Identify the communication protocols and network interfaces needed for integration.
• Power and Mounting: Ensure compatibility with your power supply and mounting preferences.

Using these accessories, you can significantly extend the capabilities of Zelio smart relays, making them suitable for a broader range of automation tasks and enhancing their performance and reliability in various applications.