Contents

Contents
- Safety Precautions
- Associated Manuals
- Applicable standards
- 1. Outline
  - 1.1 Incorporated Items
  - 1.2 External Dimensions and Part Names
- 2. Installation
- 3. Wiring
  - 3.1 Applicable Cable and Terminal Tightening Torque
    - 3.1.1 Terminal block (European type)
  - 3.2 Wiring of input
  - 3.3 Grounding
  - 3.4 Instructions for connecting input devices
    - 3.4.1 In the case of input device with built-in series diode
    - 3.4.2 In the case of input device with built-in parallel resistance
    - 3.4.3 In the case of 2-wire proximity switch
- 4. Device allocation and program example
  - 4.1 Device allocation
  - 4.2 Program example
  - 4.3 Caution on Creation of Programs
- 5. Specification
  - 5.1 Applicable PLC
  - 5.2 General Specifications
  - 5.3 Power Supply Specifications
  - 5.4 Performance Specification
- JY997D51301D FX3G-4EX-BD A3 MANUAL

Mitsubishi Electric FX3G 4EX BD User's Manual

Mitsubishi Electric FX3G 4EX BD manual cover

Pages 3

Year 2018

Language(s)

of 3

Mitsubishi Electric FX3G 4EX BD Specification

The Mitsubishi Electric FX3G 4EX BD is an expansion board designed to enhance the capabilities of the FX3G series programmable logic controllers (PLCs). This expansion board provides additional I/O options to meet the requirements of complex industrial automation tasks. It features four additional input and output points, allowing for increased flexibility in control systems. The inputs are designed to accommodate a variety of signal types, ensuring compatibility with different sensors and devices used in industrial environments.

The FX3G 4EX BD is engineered for seamless integration with the FX3G series, ensuring easy installation and configuration without the need for extensive rewiring or programming changes. It supports the robust and reliable performance standards typical of Mitsubishi Electric products, offering durable operation even in demanding industrial conditions. The design emphasizes compactness and efficiency, minimizing the footprint within control panels and maximizing space utilization.

Connectivity is streamlined, with clear labeling and stable connections, reducing the likelihood of installation errors and facilitating straightforward maintenance. The expansion board is compatible with a range of Mitsubishi Electric software tools, enabling users to configure and monitor operations with ease. This ensures that system setup is intuitive, and diagnostics are accessible, enhancing overall system reliability and uptime.

In summary, the Mitsubishi Electric FX3G 4EX BD expansion board is a versatile and efficient solution for expanding the I/O capabilities of FX3G PLCs. It supports advanced automation applications through its additional inputs and outputs, maintaining high standards of performance and reliability while ensuring easy integration and operation within existing systems.

Mitsubishi Electric FX3G 4EX BD F.A.Q.

How do I connect the FX3G 4EX BD to a main FX3G PLC unit?

To connect the FX3G 4EX BD module to the main FX3G PLC unit, ensure the power is off, then align the expansion module with the PLC and securely attach it using the provided connectors. Check all connections are firm before powering on the system.

What is the maximum number of extension modules that can be connected to the FX3G PLC?

The FX3G PLC can support up to 8 extension modules, including the FX3G 4EX BD, depending on the power supply and configuration of the system.

How can I troubleshoot if the FX3G 4EX BD is not detected by the PLC?

First, ensure that the module is properly connected to the PLC. Check for any visible damage on the connectors. Verify that the system configuration in the programming software correctly includes the extension module. If issues persist, consult the PLC diagnostic tools or contact Mitsubishi support.

What are the power requirements for the FX3G 4EX BD module?

The FX3G 4EX BD module is powered via the connected PLC unit and does not require a separate power supply. Ensure that the PLC power supply is sufficient to support all connected modules.

Can the FX3G 4EX BD module be used in a high-vibration environment?

The FX3G 4EX BD module is designed to withstand industrial environments, including some level of vibration. However, it is recommended to consult the specific environmental specifications in the user manual to ensure compatibility with your application.

How do I perform a firmware update on the FX3G 4EX BD?

The FX3G 4EX BD itself does not require a firmware update. Ensure your main FX3G PLC unit's firmware is up-to-date, which may include updates that affect communication with connected modules.

What is the function of the FX3G 4EX BD in a PLC system?

The FX3G 4EX BD is an expansion module that provides additional I/O points to the FX3G PLC system, enhancing its capability to interface with more inputs and outputs in an automation setup.

How can I verify if the FX3G 4EX BD is functioning properly after installation?

Check the status LEDs on the FX3G 4EX BD module for normal operation indicators. Use the programming software to monitor the module's input/output status. Conduct a test by simulating inputs and verifying the expected outputs.

What should I do if the FX3G 4EX BD module's outputs are not responding?

Ensure that the module is properly connected and that the PLC program is correctly configured to control the outputs. Check for any blown fuses or tripped circuit breakers in the output circuits. If the problem persists, consider resetting the PLC and reloading the program.

Is it possible to hot-swap the FX3G 4EX BD module while the system is running?

No, the FX3G 4EX BD module should not be hot-swapped. Always power down the PLC system before removing or installing any expansion modules to prevent damage and ensure safety.