What are the control methods of elevators?

The handle switch is operated, and the elevator driver controls the handle switch of the control panel in the car to realize the operation state of the elevator starting, rising, descending, leveling and stopping.

Button control elevator: It is a simple automatic control elevator, with automatic leveling function, and there are two common control modes: button control outside the car and button control inside the car.

Signal control elevator, which is a driver elevator with a high degree of automatic control. In addition to the functions of automatic leveling and automatic door opening, it also has the functions of car command registration, landing station summoning registration, automatic stopping, forward interception and automatic reversing.

The elevator is a fully automatic control elevator developed on the basis of signal control, and the main difference with signal control is that it can be operated without a driver.

Parallel control elevators, 2~3 elevator control lines in parallel for logic control, share the call button outside the landing station, and the elevator itself has a centralized selection function.

The group-controlled elevator is a multi-centralized parallel elevator controlled and uniformly dispatched by microcomputer. Group control has the form of program control of ladder group, intelligent control of ladder group, etc.