ETG LDO AC 3.0 Installation And Operation Manual page 13

Door drive
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Figure 4-3 Controls used during door width estimation
The door can be closed or opened using service buttons "Door closed" and "Door open". In
case of all door motions performed using the service buttons "Door closed" and "Door open",
the respective service buttons must be held until the "open" or "closed" state is reached.
Otherwise, the door motion shall stop. The service buttons are located in parallel to control
inputs at CN2.
10. Layout of elevator control commands and status outputs for the elevator control system
Input signals „Open", „Close", „Push" and „Light barrier" are switched at the CN2 socket, at the
respective pins, see Figure 4-4.
Figure 4-4 Control signal inputs
Input voltage of inputs 1-4: +18V to +27V; 5mA per input
Caution!
The 24V DC voltage output is provided for relay input wiring (when necessary). It should not
be used as a power supply for the light grid or other elements. The max. load is 20 mA!
The status signals "open" "close" and "reversing" required for the elevator control system are
generated by the door drive and are available at voltage-free relay contacts, CN4 socket (see Figure 4-
5).
Relay contact „closed"
When the door is closed, the corresponding opening contact at CN4 connector is closed (pins
4 and 5), while the closing contact is open (pins 5 and 6). If the door is not in that state, the
opening contact is open and the closing contact is closed.
10/2015
Door to button
Dip switch 2
Signal inputs
6 – V DC
5 – 24V max. 10mA
4 – Signal Light grid input
3 – Signal Push
2 – Signal Closing
1 – Signal Opening
Page 13 of 24

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