Inovance drive error code 731 indicates a problem with the encoder battery. The encoder is a crucial component of a servo motor system, providing feedback on the motor's position and speed. The encoder usually has a small battery that helps retain its settings even when the main power is off.

Here's a breakdown of how to troubleshoot and potentially resolve Inovance drive error code 731:

Troubleshooting Steps:

1. Check Battery Connection:

• Ensure the encoder battery is properly connected to the encoder. A loose connection could be the culprit.

2. Replace the Battery:

• If the battery is connected, it's likely depleted. Locate the correct replacement battery based on the encoder model and replace the old one. Here's what you'll need to do:

• Identify Encoder Model: Consult the encoder documentation or markings on the encoder itself to determine its specific model.
• Find Replacement Battery: Based on the encoder model, locate the appropriate replacement battery. This information might be available in the encoder manual or through the encoder manufacturer's website.

3. Reset Drive Parameter (H0D-20):

• Some Inovance drives allow resetting a parameter (H0D-20) to acknowledge the encoder battery replacement and clear the error code. Here's how to proceed:

• Consult Inovance Drive Manual: Refer to the user manual for your specific Inovance drive model. The manual should detail the steps on how to access and set parameter H0D-20.
• Locate Parameter H0D-20: Navigate through the drive's settings menu using the control panel or software interface (as instructed in the manual) to find parameter H0D-20.
• Set Parameter: Depending on the specific drive model, you might need to change the value of H0D-20 to a specific setting (e.g., set to 1) or simply access and confirm the current value to acknowledge the battery replacement.