E47.00 fault in inovance IS580 drive indicates Slave fault. This fault typically occurs in multi-axis systems or networked systems where the IS580 drive acts as a master communicating with one or more slave devices (such as I/O modules, additional drives, or remote units).

• Verify the slave device is powered on and not showing any internal faults.
• Examine the communication cable (e.g., RS-485, CAN, etc.) between master and slave.
• Reseat connectors and check for broken wires or corrosion.