Detailed Answer
Essential safety features (all must have): Emergency stop (<100ms), signal loss protection (1s shutdown), key switch, zero-position protection, button interlock. Enhanced features (as needed): RFID authorization (personnel management), dual-key confirmation (critical actions), operation logs (traceability), bidirectional communication (status feedback). LDER LD series has all essential safety features across the lineup; XINGJIA high-end models are expandable.
| Essential | E-stop / signal loss protection / key |
| Enhanced | RFID / dual-key / logging |
| LDER | Full lineup complete |
Note:Safety features are the baseline — none can be missing.