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| Basic Functions of Passenger Elevators | |||
| 1 | Full-automatic sorting operation | 31 | CAN communication fault protection |
| 2 | Door closing blocking return | 32 | Master CPU self-check protection |
| 3 | Overload alarm | 33 | Overheating protection |
| 4 | Straight operation at full load | 34 | Overspeed protection |
| 5 | Parallel operation | 35 | Contact detection protection |
| 6 | Directly stop operation | 36 | Leveling fine adjustment |
| 13 | Automatic return in case of fire | 39 | Fire switch |
| 21 | Light curtain protection | 44 | Brake feedback detection |
| 24 | Motor overload protection | 51 | Fault history record |
| 29 | Leveling switch fault protection | 59 | Five-way communication |