| [ | |
| { "error_code": "E001", "description": "motor overload", "severity": "high" }, | |
| { "error_code": "E002", "description": "sensor timeout", "severity": "medium" }, | |
| { "error_code": "E003", "description": "low battery", "severity": "low" }, | |
| { "error_code": "E004", "description": "emergency stop triggered", "severity": "critical" } | |
| ] | |