Contents

FR-A8NP INSTRUCTION MANUAL
Safety instructions
CONTENTS
1 PRE-OPERATION INSTRUCTIONS
- 1.1 Unpacking and product confirmation
  - 1.1.1 Product confirmation
- 1.2 Component names
- 1.3 Specifications
  - 1.3.1 Inverter option specifications
  - 1.3.2 Communication specifications
2 INSTALLATION
- 2.1 Pre-installation instructions
- 2.2 Installation procedure
- 2.3 Node address switch setting
3 WIRING
- 3.1 Terminals
- 3.2 Wiring
4 INVERTER SETTING
- 4.1 Parameter list
- 4.2 Operation mode setting
  - 4.2.1 Operation mode switching and communication startup mode (Pr.79, Pr.340)
- 4.3 Operation at communication error occurrence
  - 4.3.1 Operation selection at communication error occurrence (Pr.500 to Pr.502, Pr.779)
  - 4.3.2 Fault and measures
- 4.4 Inverter reset
5 FUNCTIONS
- 5.1 Output from the inverter to the network
- 5.2 Input to the inverter from the network
6 PROFIBUS DEVICE DATA
- 6.1 Device data (GSD file)
- 6.2 Slave user parameter
7 PPO TYPE SUPPORT SPECIFICATION
- 7.1 PROFIBUS profiles
  - 7.1.1 Setting the PROFIBUS format (Pr.1110)
- 7.2 ID definitions
- 7.3 Buffer memory configuration
- 7.4 Buffer memory details
- 7.5 Outline of PNU
- 7.6 PROFIBUS PNU
  - 7.6.1 Real-time monitor
  - 7.6.2 Parameter clear
  - 7.6.3 Operation mode read/write
  - 7.6.4 Set frequency read
  - 7.6.5 Terminal input read
  - 7.6.6 Inverter reset
  - 7.6.7 REF command assignment (available only when the extended format is selected) (only for the FR-A800 series)
  - 7.6.8 STS monitor function (available only when the extended format is selected) (only for the FR-A800 series)
  - 7.6.9 Node address read
  - 7.6.10 Fault history read
  - 7.6.11 PNU list read
- 7.7 Standard parameters
- 7.8 PROFIBUS-DP communication function setting
  - 7.8.1 PROFIBUS communication command source setting (Pr.1109) (only for the FR- A800 series)
  - 7.8.2 Torque command / torque limit via PROFIBUS communication (Pr.804) (only for the FR-A800 series)
  - 7.8.3 Torque bias selection (Pr.840) (only for the FR-A800 series)
  - 7.8.4 Frequency command with sign (Pr.541)
8 PPO TYPE NON-SUPPORT SPECIFICATION
- 8.1 PROFIBUS profiles
- 8.2 ID definitions
- 8.3 Buffer memory configuration
- 8.4 Buffer memory details
- 8.5 Outline of PNU
- 8.6 PROFIBUS PNU (module type A5NP)
  - 8.6.1 Real-time monitor area (IND = H0000 (IND = H00, PP = H00))
  - 8.6.2 System environment variable (sev) area (IND = H01PP (IND = H01, PP = H00, H01))
- 8.7 Standard parameters
  - 8.7.1 Normal parameter area (IND = H0200 (IND = H02, PP = H00))
  - 8.7.2 Pr.900 to calibration parameter (frequency) area (IND = H0300 (IND = H03, PP = H00))
  - 8.7.3 Pr.900 to calibration parameter (%) area (IND = H0400 (IND = H04, PP = H00))
9 TROUBLESHOOTING
APPENDIX
REVISIONS

Mitsubishi Electric FR A8NP Instructions Manual

Mitsubishi Electric FR A8NP manual cover

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Mitsubishi Electric FR A8NP Specification

The Mitsubishi Electric FR-A8NP is a communication option card designed for integration with the FR-A800 series inverters, enhancing their connectivity and communication capabilities. This card allows the inverter to interface with various industrial networks, thereby expanding its versatility in complex automation systems. The FR-A8NP supports a range of protocols, including but not limited to, CC-Link, DeviceNet, and PROFIBUS-DP, enabling seamless communication with other devices and systems within a manufacturing environment.

The FR-A8NP card is engineered to be easily installed into the inverter, featuring plug-and-play functionality that minimizes setup time and reduces the complexity of system integration. It is built to withstand industrial conditions, offering robust performance and reliability, which is critical for maintaining system uptime and efficiency. The card also supports extensive diagnostic features, allowing for real-time monitoring and troubleshooting, thus facilitating maintenance and reducing potential downtimes.

This expansion card is compatible with the FR-A800 series, providing users with the flexibility to select the appropriate communication protocol that best suits their application needs. The integration of the FR-A8NP allows for improved data exchange and process optimization, supporting Mitsubishi Electric's commitment to delivering advanced and efficient automation solutions. Additionally, the card adheres to international standards, ensuring interoperability and future-proofing the investment in automation technology. Overall, the Mitsubishi Electric FR-A8NP significantly enhances the operational flexibility and connectivity of the FR-A800 series inverters, making it a vital component for modern industrial automation systems.

Mitsubishi Electric FR A8NP F.A.Q.

How do I reset the Mitsubishi Electric FR A8NP inverter?

To reset the Mitsubishi Electric FR A8NP inverter, you can use the reset button on the control panel or switch off the power supply for a few minutes and then turn it back on. Ensure that all fault causes are resolved before resetting.

What is the procedure to adjust the acceleration time on FR A8NP?

To adjust the acceleration time, access the parameter settings through the control panel. Locate the parameter for acceleration time, which is usually labeled as "ACC" or similar, and modify the value to the desired time period.

How can I troubleshoot overcurrent faults in the FR A8NP inverter?

Overcurrent faults can be troubleshooted by checking the motor and inverter connections, reducing the load, and ensuring no short circuits or ground faults exist. Additionally, verify that the inverter settings match the motor specifications.

What maintenance practices should be followed for the FR A8NP inverter?

Regularly inspect for dust accumulation, check for loose connections, and ensure the cooling fans are operational. It is also important to periodically update the firmware and check parameter settings for any unintended changes.

How do I configure the FR A8NP inverter for a specific motor type?

Consult the inverter manual to match the motor type with the appropriate parameters. Set the motor capacity, rated current, and other specific settings through the parameter configuration mode on the control panel.

What steps should I take to resolve a communication error on the FR A8NP?

Check all communication cables for proper connection and integrity. Ensure that the communication settings on the inverter match those of the connected device. Restart the system to refresh the communication link.

Can the FR A8NP inverter be used with regenerative braking systems?

Yes, the FR A8NP inverter can be used with regenerative braking systems. However, ensure that the inverter is equipped with the necessary options and settings for handling regenerative energy. Consult the manual for specific setup instructions.

How do I perform a firmware update on the FR A8NP inverter?

To update the firmware, download the latest firmware from the Mitsubishi Electric website. Connect the inverter to a PC using the appropriate communication interface and follow the update procedure outlined in the manual or provided by the update tool.

What is the recommended procedure for cooling fan replacement in the FR A8NP?

Ensure the power is disconnected before attempting to replace the cooling fan. Remove the inverter cover, detach the faulty fan, and replace it with a compatible model. Reattach the cover and ensure all connections are secure before powering the inverter.

How can I optimize energy efficiency with the FR A8NP inverter?

Optimize energy efficiency by properly setting the inverter parameters to match the motor load requirements, using energy-saving modes, and ensuring the system is free of unnecessary mechanical losses. Regular maintenance also contributes to improved efficiency.