Fire Safety & Security Products
Building Technologies
1583_o_en_−−_2
46
08.2005
2.25 Connecting RS232/LON converter card K3I080
Resistor R23
S
end-of-line resistor 100Ω
S to be replaced by a 50Ω resistor if
LON-bus is used as ’free topology’
(see docu e1907)
connection cable to K3X020/030
connector MP1/MP2
6 Pan-head screws
6 washers
K3I080
1
2
3
4
5
6
7
1
2
+5V
Pluggable terminal block ST1
Supply
F1
not used
0,4AF
GND
Pluggable terminal block ST3
LON-bus
CTS2
RXD2
RTS2
TXD2
RS232
R23
100Ω
5
1
9
6
grey
white
yellow
brown
green
blue
(0V)
MP1
MP2
RS232
to external LON devices
D required to provide the LON-bus application on the serial ports
D needs 5V power supply
LED H1
S lit = FAULT
Switch S1
S not used
LON-bus
(+5V)
K11/12
K3X020/030
brown
mounting see page 23....27
connection cable to K3X030 connector K11
connection cable to K3X020 connector K11/12
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