Velleman VMB8PBU - Manual (Page 9)

VMB8PBU – ed.1 | 8-channel pushbutton module 9
Connecting a LED on a Niko
TM
pushbutton
Slide the blue (type VMBLDN) or amber (type VMBLDAN) LED into the slot of the pushbutton.
The black connection wire ‘PB’ of the LED is combined with one of the eight pushbutton connection wires.
The white connection wire ‘C’ of the LED is combined with the common connection wire ‘COM’ for the pushbuttons.
Use ferrules to combine the connection wires
Connect the wires to the pushbuttons.
‘C’ connection wire
LED 2
‘C’ connection wire LED 1 ‘PB’ connection wire LED 2
Connection wire
Pushbutton 1
Connection wire
Pushbutton 2
Common connection wire for
the pushbuttons
‘PB’ connection wire
LED 1