Detailed Answer
Marine spreader (grab/beam) remote control: controls the spreader's open/close and rotation, linked with hoisting. LDER LD-12DK + spreader interlock solution; XINGJIA marine models. For marine grab work (bulk cargo handling), open/close interlock precision is demanding — a proportional joystick is standard.
| Control | Open/close + rotate |
| Interlock | Hoisting |
| Precision | Proportional |
Note:Tune marine grab interlock parameters per cargo type.