SourceSecurity7 年
AMAG Symmetry M2150-ELEV-EXT elevator controller
The Symmetry multiNODE 2150 Elevator controller controls and records access for up to 64 floors. Each Symmetry multiNODE 2150 elevator controller can control one, two or four elevators cabs. The ...
SourceSecurity7 年
AMAG Symmetry M2150-ELEV elevator controller
The Symmetry multiNODE 2150 Elevator controller controls and records access for up to 64 floors. Each Symmetry multiNODE 2150 elevator controller can control one, two or four elevators cabs. The ...
FOX 35 Orlando on MSN3 天
Orlando firefighters scale elevator shaft to rescue trapped person
Firefighters with the Orlando Fire Department performed a daring rescue in downtown Orlando, rappelling down a high-rise ...
来自MSN1 个月
How does an Elevator work
Hydraulic Elevators use a cylinder and a piston to push the cab up from underneath. Traction Elevators have a motor that pulls the elevator up using cables. The Door Operator opens both doors ...