Question

Write a letter to the Committee Head of your apartment requesting for installing a security camera in the lift lobby of your floor for better security.

Answer 1

Answer:

Controller Types for Elevators in Apartment Complexes:

Presently, most Lifts in Apartments are of the below two types:

Down collective: In this type of control logic, the car moves up based on any landing call but while coming down it can stop at multiple floors to collect passenger where ever landing button is pressed

Full collective: One can call elevator to move up or down from any floor. Based on direction of button pressed elevator moving up or down will attend the call.

Explanation: