Operating instructions
– LBA4/6/7 – 2017 Version
35
10.2 Inputs/outputs
10.2.1
Inputs/outputs description
Inputs/outputs
Terminal
block(s)
Terminals
Description
Digital inputs 24Vdc
I1 to I8
- ; + ; Ix
24Vdc All or Nothing inputs for the barrier
controls
Digital inputs 0-10V (or digital
24Vdc)
AI1 to AI4
- ; + ; AIx
Analogue Inputs 0-10V which can be
configured as 24Vdc All or Nothing for
connecting position sensors
Transistor outputs 24Vdc
Q1 to Q6
- ; Qx
24Vdc All or Nothing outputs for controlling the
various accessories of the barrier (0.75A per
output; max.: 40W total).
Relay outputs
QR1 to QR6
QRx
Dry contact All or Nothing outputs for
information reports (contact: 10A 250Vac)
0-10V analogue output
AQ
- ; AQ
0-10V analogue output for the controlling of an
analogue accessory
Encoder
Encod
Encod
Encoder input for the connecting of an
absolute angular position sensor
Motor connection
Terminal
block(s)
Terminals
Description
Motor phases
Motor
U; V; W;
GND
3-phase power supply of the motor and the
ground (Max. power: 0.55kW)
Brake relay
R Br
R Br
Dry contact relay output for the controlling of
the brake of the motor (if needed)
Power supply
Terminal
block(s)
Terminals
Description
230V AC power supply
230Vac
L; N; GND
General power supply of the control board
Additional 24Vdc input
N/A
N/A
24Vdc input available if needed, in the event
the max. power (40W) is exceeded on the
transistor outputs
Communication
Description
Ethernet
TCP/IP Modbus port.
MBus RTU
RTU RS485 Modbus port.
Serial link
Allows you to programme the electronic board
Update / backup
Description
SD Card
Location of the SD card for automatic backup of the programme.
Also allows for the insertion of a SD card to update or back up the PLC
programme or the internal firmware of the board