E3H020 C-Bus Gateway
56
Siemens Building Technologies
007831_a_en_--.doc
Fire & Security Products
03.2004
1
2
3
4
+
+
1
Plug-in terminals
K1
5V
Double flat cable header
ST1
24V
Flat cable header
ST2
Supply
I-Bus modules
Data communication
I-Bus modules
Interface asynchronous TTL
E3H020
GND
-
-
unused
26 pin
26
pin
14
p
in
blue
blue
green
red
from previous I-Bus modules
to other I-Bus modules
to other I-Bus modules
from previous I-Bus modules