128 Program features
Elevator system configuration
The figure below shows an example of a elevator system configuration with I/O
control, one motor contactor and 1-phase 230 V AC UPS rescue operation. Safe
torque off (STO) is used for removing the second motor contactor.
1) Extra inputs/outputs can be added by installing optional I/O extension modules (FIO-xx) in drive Slot 2.
2) Incremental or absolute encoder, or resolver interface module (FEN-xx) installed in drive Slot 1 or 2.
Brake control
M
3
Encoder
Braking resistor
Elevator
controller
(PLC)
External control
Contactor control
Start up
Start down
Evacuation mode
Speed ref sel 1
Speed ref sel 2
Speed ref sel 3
Ready
Fault
Fault reset
Local control
Control panel or PC Tool
(DriveStudio, optional)
L1 L2
PE
UPS
230 V
AC
Rescue operation
External supply
K2
Contactor sequence
K1
K2
L
N
Safe torque off
K1
L3
2)
1)
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