Mitsubishi Electric FR FR500J Instruction Manual
![Mitsubishi Electric FR FR500J manual cover](/images/1b59876f5fbf3eb5cb0f5d89/thumbs/thumb175x175.webp)
To reset the FR-FR500J inverter to factory settings, turn off the power, hold the 'reset' button, and then turn the power back on while holding the button until the display shows 'RESET'.
First, check the motor and wiring connections for faults. Ensure the load is not exceeding the inverter’s capacity. If the problem persists, consult the manual for detailed troubleshooting steps or contact technical support.
To adjust acceleration and deceleration times, access the parameter settings on the inverter. Modify the parameters Pr.7 (acceleration time) and Pr.8 (deceleration time) to your desired values.
The FR-FR500J is primarily designed for three-phase power. However, some models may support single-phase input for certain applications. Verify this with the inverter’s technical specifications or consult with Mitsubishi Electric.
Regularly inspect and clean the cooling fan and heat sink to prevent overheating. Check for loose connections and ensure the inverter is free of dust and debris. Perform these checks every 6 months or as needed based on operating conditions.
To connect the FR-FR500J to a PLC, use the built-in communication ports. Configure the inverter’s communication parameters to match those of the PLC. Refer to the inverter and PLC manuals for specific wiring and setting details.
Download the latest firmware from Mitsubishi Electric's official website. Connect your inverter to a PC via USB or RS-485, and use the provided software tool to upload the new firmware. Follow the on-screen instructions carefully.
Ensure that all safety interlocks and external start signals are properly configured. Check parameter settings for any startup conditions that may be preventing operation. Consult the troubleshooting guide in the manual for more details.
Access the parameter settings and adjust Pr.1 (maximum frequency) and Pr.2 (minimum frequency) to set the desired output frequency range, ensuring it aligns with your application requirements.
The 'E.OC1' error code indicates an overcurrent during acceleration. Check for mechanical issues or excessive load on the motor. Reduce the acceleration rate if necessary, and verify the motor and inverter ratings are compatible.