
Chapter
6
Operating Instructions
UE 440/470
46
© SICK AG • Industrial Safety Systems • Germany • All rights reserved
8 010 432/P097/14-03-05
Electrical installation
6.1
Connections of the UE 440/470
6.1.1
System connection
The system connection has four terminal strips with eight pins each. The individual
terminal strips are encoded to prevent mix-ups.
Use only encoded connections and label them!
Dangerous faults could arise if the terminal strips are swapped and this goes undetected.
Fig. 12: Connections of the
UE 440/470
%
ATTENTION
1
2
3
4
5
6
7
8
Encoding
Terminal strip II
&
17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32
9
10 11 12 13 14 15 16
Terminal strip I
Terminal strip III
Terminal strip IV
Encoding