Contents

Front Cover
Mannual number
Guidelines
Contents
1. Introduction
- 1.1 Unit accessories
- 1.2 World Spec.
- 1.3 Model name
- 1.4 Serial numbers
- 1.5 Configuration
  - 1.5.1 Summary
  - 1.5.2 Current consumption and input/output points
  - 1.5.3 Rules
  - 1.5.4 System configuration example
  - 1.5.5 Quick judgment
2. Terminal layouts
- 2.1 Main units
- 2.2 FX2NC Extension blocks
- 2.3 FX2N and FX0N Extension blocks
3. Installation notes
- 3.1 Product outline
- 3.2 FX2NC RUN/STOP Control
- 3.3 General specifications
- 3.4 PC mounting arrangements
- 3.5 Connection of extension blocks to main unit
- 3.6 DIN rail mounting
- 3.7 Direct mounting
- 3.8 Extension cable installation
- 3.9 General notes
- 3.10 Memory Board installation
- 3.11 Wiring techniques
- 3.12 Termination of connector style I/O
- 3.13 Termination of screw terminals
- 3.14 Termination of connector style I/O cables
4. Power supply
- 4.1 Power supply cautions
- 4.2 Earthing / Grounding
5. Inputs
- 5.1 24V DC input specifications
  - 5.1.1 Typical wiring
  - 5.1.2 Input circuit connection
  - 5.1.3 Diodes and inputs connected in series;
  - 5.1.4 Resistors and inputs connected in parallel;
- 5.2 AC110V input Extension block
  - 5.2.1 Input circuit connection
  - 5.2.2 Programming caution
6. Outputs
- 6.1 Transistor output specification
  - 6.1.1 Response times
  - 6.1.2 Output circuit configuration
  - 6.1.3 Transistor output example
- 6.2 Relay output specification
  - 6.2.1 Product life of relay contacts
  - 6.2.2 Output circuit configuration
  - 6.2.3 Relay output example
- 6.3 Triac (SSR) output specifications
  - 6.3.1 In-rush currents
  - 6.3.2 Output circuit configuration
  - 6.3.3 Triac output example
- 6.4 Applying safe loads
7. Diagnostics
- 7.1 Preliminary checks
- 7.2 Basic diagnostics
  - 7.2.1 BATT LED ON
  - 7.2.2 ERROR LED flashes (PROGRAM ERROR)
  - 7.2.3 ERROR LED ON (CPU ERROR)
- 7.3 Common errors
- 7.4 Writing of program and program check [power ON and PLC stopped]
- 7.5 Replacing the battery
- 7.6 Maintenance
- 7.7 Error flags ON indicates error.
- 7.8 Error registers
- 7.9 Error codes
- 7.10 Instruction list
8. Discontinued model
9. Appendix
- 9.1 Precautions for Battery Transportation
  - 9.1.1 Regulated FX2NC Series products
  - 9.1.2 Transport guidelines
- 9.2 Handling of Batteries and Devices with Built-in Batteries in EU Member States
  - 9.2.1 Disposal precautions
  - 9.2.2 Exportation precautions
  - 9.2.3 Regulated FX2NC Series products
Back Cover

Mitsubishi Electric FX2NC D UL Series Hardware Manual

Mitsubishi Electric FX2NC D UL Series manual cover

Pages 140

Year 2010

Language(s)

of 140

Mitsubishi Electric FX2NC D UL Series Specification

The Mitsubishi Electric FX2NC D UL Series is a compact, modular programmable logic controller (PLC) designed for versatile automation applications. This series is part of the FX family, known for its reliability and performance in industrial environments. The FX2NC D UL Series is engineered to deliver high-speed processing and offers an array of features to meet diverse automation needs.

The PLCs in this series support a range of input and output modules, allowing for flexible configurations tailored to specific operational requirements. They are capable of handling complex control tasks due to their robust processing capabilities and extensive memory. The FX2NC D UL Series supports a variety of communication protocols, enabling seamless integration into existing systems and facilitating remote monitoring and control.

Moreover, the series is equipped with user-friendly programming software, which simplifies the development and debugging of applications. The compact design of these controllers ensures that they can be easily installed in space-constrained environments without compromising on functionality. Safety and compliance are prioritized, with the series meeting UL standards, making it suitable for use in diverse industrial settings.

Energy efficiency and durability are key attributes, with the series designed to operate effectively in harsh conditions while minimizing power consumption. The Mitsubishi Electric FX2NC D UL Series embodies a balance of performance, flexibility, and reliability, making it a preferred choice for industries seeking efficient automation solutions.

Mitsubishi Electric FX2NC D UL Series F.A.Q.

How do I connect the FX2NC D UL Series PLC to a computer for programming?

To connect the FX2NC D UL Series PLC to a computer, use a compatible programming cable, such as the SC-09 cable, and connect it to the PLC's programming port. Ensure that the appropriate driver and programming software, such as GX Developer or GX Works2, are installed on your computer.

What should I do if the FX2NC D UL Series PLC does not power on?

Check the power supply connections to ensure they are secure and correct. Verify that the power supply voltage matches the PLC's specifications. If the issue persists, inspect the PLC for any visible damage or contact Mitsubishi Electric support for assistance.

How can I reset the FX2NC D UL Series PLC to factory settings?

To reset the FX2NC D UL Series PLC to factory settings, turn off the power supply, set the mode switch to 'STOP', and remove the battery for a few minutes. Reinstall the battery, power on the PLC, and it should return to factory settings.

What is the procedure to upload a program from the FX2NC D UL Series PLC?

To upload a program from the FX2NC D UL Series PLC, connect the PLC to your computer using the programming cable. Open the programming software and select the 'Read from PLC' option to transfer the program to your computer.

How do I troubleshoot communication errors between the FX2NC D UL Series PLC and peripheral devices?

Check all communication cable connections and ensure they are secure. Verify that the communication parameters, such as baud rate and parity, match between the PLC and peripheral devices. Use diagnostic tools in the programming software to identify and resolve communication issues.

Can the FX2NC D UL Series PLC be expanded with additional I/O modules?

Yes, the FX2NC D UL Series PLC can be expanded with additional I/O modules. Ensure that you use compatible expansion modules and follow the installation instructions provided in the user manual.

What maintenance actions are recommended for the FX2NC D UL Series PLC?

Regularly inspect the PLC for dust accumulation and clean it using compressed air. Check for secure electrical connections and inspect for any signs of wear or damage. Ensure that the operating environment meets the specified temperature and humidity conditions.

How can I update the firmware on the FX2NC D UL Series PLC?

Check the Mitsubishi Electric website or contact support for any available firmware updates. Follow the provided instructions for downloading and installing the firmware update using the appropriate programming software.

What can cause the FX2NC D UL Series PLC to enter an error state, and how can it be resolved?

Common causes for the PLC entering an error state include hardware failures, incorrect program logic, or communication issues. Use the programming software to diagnose the error code and refer to the troubleshooting section of the manual for specific resolutions.

How do I ensure proper grounding for the FX2NC D UL Series PLC?

Proper grounding is essential for PLC operation. Connect the PLC's grounding terminal to a reliable ground point using a low-resistance conductor. Ensure that all connected devices are also properly grounded to prevent electrical noise interference.