Contents

Contents
- Guidelines for the Safety
- Notes on the Symbols Used in this Manual
- 1. INTRODUCTION
- 2. EXTERNAL DIMENSIONS
- 3. WIRING
- 4. CONNECTION WITH PLC
- 5. SPECIFICATIONS
  - 5.1 General specification
  - 5.2 Performance specification and others
  - 5.3 Performance specification
- 6. ALLOCATION OF BUFFER MEMORIES (BFM#)
  - 6.1 Buffer memories
- 7. DEFINING GAIN AND OFFSET
- 8. EXAMPLE PROGRAM
  - 8.1 Basic Program
  - 8.2 Using gain and offset in a program
- 9. DIAGNOSTICS
  - 9.1 Preliminary checks
  - 9.2 Error checking
- JY992D65201F FX2N-4AD A3 MANUAL
- JY992D65201F FX2N-4AD A3 MANUAL

Mitsubishi Electric FX2N 4AD User's Guide

Mitsubishi Electric FX2N 4AD manual cover

Pages 8

Year 2015

Language(s)

of 8

Mitsubishi Electric FX2N 4AD Specification

The Mitsubishi Electric FX2N-4AD is an analog input module designed for the FX2N series programmable logic controllers (PLCs). This module provides enhanced data acquisition capabilities by supporting four analog input channels, which can be utilized for precise monitoring of various industrial parameters. Each channel is capable of processing either voltage or current signals, with a voltage input range of -10V to +10V and a current input range of 4mA to 20mA.

The FX2N-4AD module integrates seamlessly into the FX2N PLC system via a direct connection to the main unit, maintaining a compact and efficient configuration. It employs a 12-bit resolution for analog-to-digital conversion, enabling accurate and reliable signal processing. The module's sampling time is approximately 2 milliseconds per channel, ensuring timely data acquisition suited for dynamic industrial environments.

For setup and configuration, the FX2N-4AD supports various input type settings and scaling options, which can be adjusted through the PLC programming software. It also includes features for zero-point adjustment and gain control, allowing further customization to fit specific application requirements. The module operates within a wide temperature range, making it suitable for diverse operational settings.

Power consumption for the FX2N-4AD is minimal, drawing from the main unit's power supply to simplify power management. With its robust design, it meets rigorous industrial standards, ensuring durability and longevity in demanding conditions. The FX2N-4AD is an ideal solution for users seeking to expand their analog input capabilities within the Mitsubishi Electric FX2N PLC systems, offering reliability and precision in signal processing applications.

Mitsubishi Electric FX2N 4AD F.A.Q.

How do I connect the FX2N-4AD module to the FX2N PLC?

To connect the FX2N-4AD module to the FX2N PLC, mount the module on the DIN rail next to the PLC, and connect the extension cable from the PLC's right-side connector to the left-side connector on the module. Ensure the module is configured in the PLC software.

What is the correct wiring procedure for the FX2N-4AD analog input module?

The FX2N-4AD module has four analog input channels. For voltage inputs, connect the positive wire to the channel terminal and the negative wire to the common terminal. For current inputs, use a resistor across the terminals to convert current to voltage. Follow the wiring diagrams in the manual for accuracy.

How can I troubleshoot signal errors on the FX2N-4AD module?

First, check the wiring and ensure all connections are secure. Verify that the input signals are within the specified range of the module. Use the PLC's diagnostic tools to read error codes, and consult the manual for specific error troubleshooting steps.

What is the process for calibrating the FX2N-4AD module?

Calibration involves adjusting the module settings to match the actual input signals. Use a known reference signal and compare it with the module's reading. Adjust the offset and gain settings in the PLC program until the readings match the reference.

Can the FX2N-4AD module handle both voltage and current inputs simultaneously?

Yes, the FX2N-4AD module can handle both voltage and current inputs simultaneously, as each channel can be configured independently. Ensure that the correct configuration is selected for each channel in your PLC program.

How do I configure the FX2N-4AD module in the PLC software?

In the PLC software, navigate to the module configuration settings. Select the FX2N-4AD module from the list, and specify the input type and range for each channel. Save the configuration and download it to the PLC.

What maintenance is required for the FX2N-4AD module?

Regular maintenance includes checking the module for dust and debris, ensuring that all connections are secure, and verifying the accuracy of input readings. Perform a periodic calibration to maintain accuracy, especially after any significant environmental changes.

How many analog inputs can the FX2N-4AD module support?

The FX2N-4AD module supports up to four analog input channels. Each channel can be independently configured for either voltage or current input, allowing for flexible input configurations.

What is the input signal range for the FX2N-4AD module?

The FX2N-4AD module supports voltage inputs ranging from 0 to 10V and current inputs from 4 to 20mA. Ensure that the input signals are within these ranges to avoid errors or damage to the module.

How do I update the firmware on the FX2N-4AD module?

The FX2N-4AD module does not typically require firmware updates. If a firmware update is needed, consult Mitsubishi Electric support for guidance, as the process may involve specialized tools or procedures.