4. Connections
Connection
DI 1
O3
O2
O1.NC
O1.NO
O1.COM
4.1 IO connector
34 / 168
The IO connector enables you to communicate with
external devices. Use a screwdriver to push the spring-
loaded terminal downwards to connect or disconnect
RouterNode 2, GatewayNode 2,
Meaning
The connection of a digital signal
from 0 V
to 3.3 V
DC
Open drain output (for details,
IO connector [
see
Technical specifications [
Open drain output (for details,
IO connector [
see
Technical specifications [
Potential-free relay output: Nor-
mally Closed (NC). This output is
electrically connected to output
01.COM in the idle state.
Potential-free relay output: Nor-
mally Open (NO). This output is
electrically connected to output
01.COM when energised.
Potential-free relay output: Com-
mon (COM). This output is either
connected to output 01.NC or
01.NO, depending on the switch-
ing state of the relay.
SmartBridge
.
DC
34]
und
}
43]
).
}
34]
und
}
43]
).
}
EN