Contents

Front Cover
Manual number
Guidelines for the Safety
Note Concerning the CE Marking
EMC
Attention
Contents
1. Introduction
2. External Dimensions and Parts
3. Installation
4. Connection to PLC
5. Wiring
- 5.1 Caution
- 5.2 Input Wiring
- 5.3 Output Wiring
6. Specifications
7. Buffer Memory (BFM)
- 7.1 Buffer Memories (BFM) lists
- 7.2 Details of buffer memories
  - 7.2.1 BFM 0 input mode specification (READ/WRITE)
  - 7.2.2 BFM 1 output mode specification (READ/WRITE)
  - 7.2.3 BFM 2 to BFM 5 Number of averaging times (READ/WRITE)
  - 7.2.4 BFM 6 to BFM 9 Averaged Input Channel data (READ only)
  - 7.2.5 BFM 10 to BFM 13 Immediate Input Channel data (READ only)
  - 7.2.6 BFM 14 Analog Output data (READ/WRITE)
  - 7.2.7 BFM 15 Calculated Analog output data (when direct control function is active) (READ only)
  - 7.2.8 BFM 16 to BFM 17 Reserved
  - 7.2.9 BFM 18 hold/ reset analog output when PLC is stopped (READ/WRITE)
  - 7.2.10 BFM 19 setting change enable/disable (READ/WRITE)
  - 7.2.11 BFM 20 Initialization function (reset all values to default) (READ/WRITE)
  - 7.2.12 BFM 21 Writes I/O characteristics (offset/gain Scaling function setting) (READ/WRITE)
  - 7.2.13 BFM 22 Convenient functions setting (READ/WRITE)
  - 7.2.14 BFM 23 Set parameter for direct control between the input channel and output channel (READ/ WRITE)
  - 7.2.15 BFM 24 Reserved
  - 7.2.16 BFM 25 Filter-level selection register (READ/WRITE)
  - 7.2.17 BFM 26 Upper/lower limit value alarm status (READ only)
  - 7.2.18 BFM 27 A/D data sudden change detection status (READ only)
  - 7.2.19 BFM 28 Scale over status (READ/WRITE)
  - 7.2.20 BFM 29 Error status
  - 7.2.21 BFM 30 Model ID code (READ only)
  - 7.2.22 BFM 31 to BFM 40 reserved
  - 7.2.23 BFM 41 to BFM 44 Analog input Offset data (READ/WRITE)
  - 7.2.24 BFM 45 Analog output Offset data (READ/WRITE)
  - 7.2.25 BFM 51 to BFM 54 Analog Input Gain data (READ/WRITE)
  - 7.2.26 BFM 55 Analog output Gain data (READ/WRITE)
  - 7.2.27 BFM 71 to BFM 74 Lower limit, alarm set value (READ/WRITE)
  - 7.2.28 BFM 81 to BFM 84 Upper limit, alarm set value (READ/WRITE)
  - 7.2.29 BFM 91 to BFM 94 Sudden change detection set value (READ/WRITE)
  - 7.2.30 BFM 99: Clears upper/lower limit value error and sudden change detection error (READ/WRITE)
  - 7.2.31 BFM 101 to BFM 108 Peak value (minimum value) (READ only)
  - 7.2.32 BFM 111 to BFM 118 Peak value (maximum value) (READ only)
  - 7.2.33 BFM 109: Peak value reset flag (minimum value) (READ/WRITE)
  - 7.2.34 BFM 119: Peak value reset flag (maximum value) (READ/WRITE)
  - 7.2.35 BFM 200 to BFM 249 Scaling function (READ/WRITE)
8. Adjustment of I/O Characteristics
- 8.1 Standard I/O characteristics
- 8.2 Adjustment of I/O characteristics
9. Example program
- 9.1 Program example for analog input/output
- 9.2 Outline of FROM/TO commands
Appendix A: Associated Manuals List
Back Cover

Mitsubishi Electric FX2N 5A User's Manual

Mitsubishi Electric FX2N 5A manual cover

Pages 110

Year 2018

Language(s)

of 110

Mitsubishi Electric FX2N 5A Specification

The Mitsubishi Electric FX2N 5A is an advanced, compact Programmable Logic Controller (PLC) designed for flexible and scalable automation applications. This PLC is part of the Mitsubishi FX series, renowned for its reliability and performance in industrial environments. Featuring a modular design, the FX2N 5A supports a wide range of expansion modules, allowing users to tailor the system to specific requirements. It operates with a processing speed of 0.08 microseconds per basic instruction, ensuring rapid data handling and efficient control operations.

The FX2N 5A is equipped with a robust memory capacity, accommodating up to 64K steps, which facilitates complex programming and extensive operational capabilities. It supports various communication options, including RS-232C, RS-422, and RS-485 interfaces, enabling seamless integration with other industrial devices and networks. This PLC is compatible with multiple programming languages, such as ladder logic and instruction list, providing flexibility for engineers and technicians.

Built for durability, the FX2N 5A can operate in a wide temperature range and withstands harsh industrial conditions, ensuring reliable performance and long service life. It includes diagnostic and monitoring features that enhance system maintenance and troubleshooting. The PLC is designed to be user-friendly, with intuitive programming software and comprehensive documentation, simplifying setup and operation.

In terms of power consumption, the FX2N 5A is energy-efficient, supporting sustainable industrial practices. It is compatible with a broad spectrum of input and output modules, making it suitable for diverse applications, from small-scale machinery control to complex automation systems. Overall, the Mitsubishi Electric FX2N 5A is a versatile and high-performance PLC ideal for various industrial automation needs.

Mitsubishi Electric FX2N 5A F.A.Q.

How do I connect the Mitsubishi Electric FX2N-5A to a power supply?

To connect the FX2N-5A to a power supply, ensure the main power is switched off. Connect the L and N terminals to the AC power source as per the wiring diagram in the user manual. Ensure all connections are secure before switching the power on.

What steps should I follow to troubleshoot a non-responsive FX2N-5A module?

First, check all power connections and ensure the module is properly seated. Verify the input voltage is within specifications. Inspect for any blown fuses or tripped circuit breakers. Finally, connect to the PLC using the programming software to check for error codes.

How can I perform a factory reset on the FX2N-5A module?

To perform a factory reset, disconnect the power supply and remove the battery. Press and hold the reset button for about 10 seconds. Reinstall the battery and reconnect the power. This will reset the module to factory settings.

What is the recommended maintenance schedule for the FX2N-5A?

It is recommended to perform a visual inspection every 6 months to check for signs of wear or damage. Annually, check connections, clean any dust or debris, and test the functionality of inputs and outputs.

How can I expand the FX2N-5A system if more inputs and outputs are needed?

The FX2N-5A can be expanded using additional I/O modules. Ensure the total power consumption does not exceed the capacity of the power supply. Follow the manufacturer’s instructions for installing and configuring additional modules.

What should I do if the FX2N-5A displays an error code?

Refer to the error code section in the user manual to identify the problem. Common issues may include communication errors or hardware failures. Follow the troubleshooting steps provided in the manual to resolve the error.

Can the FX2N-5A be used in a networked system?

Yes, the FX2N-5A can be integrated into a networked system using appropriate communication modules such as Ethernet or Serial communication modules. Configure network settings via the programming software.

How do I update the firmware on my FX2N-5A module?

To update the firmware, connect the FX2N-5A to a computer using the programming cable. Use the Mitsubishi Electric software to check for updates and follow the on-screen instructions to complete the firmware upgrade.

What environmental conditions should be maintained for optimal performance of the FX2N-5A?

The FX2N-5A should be operated in a clean, dry environment with temperatures between 0°C and 55°C. Humidity should be kept below 85% non-condensing. Avoid exposure to corrosive gases and excessive vibration.

How can I secure the FX2N-5A against unauthorized access?

Implement password protection on the PLC program to prevent unauthorized changes. Physical security measures, such as locking control panels, should also be employed to restrict access to the hardware.