SICK UE 402 - Page 22

Chapter  Operating Instructions

22 © SICK AG • Industrial Safety Systems • Germany • All rights reserved 8 009 874/31-03-03
   
+  
1 24 V DC V DC input (voltage supply)
2 0 V DC V DC input (voltage supply)
3 EFI
B
Device communication to the C 4000 receiver
4EFI
A
Device communication to the C 4000 receiver
5 In A1 Input operating mode 1
6 In A2 Input operating mode 2
7 In A3 Input operating mode 3
8 In A4 Input operating mode 4
9 In B1 Input for key-operated pushbutton for bypass or teach-in key-
operated switch
10 In B2 Input for key-operated pushbutton for bypass or run-on
monitoring (SCC)
11 Out B1 Output for In B1
12 Out B2 Output for In B2
13 In A5 Input operating mode 5
14 In A6 Input operating mode 6
15 MCC-BDC Input machine cycle contact, bottom dead centre
16 MCC-TDC Input machine cycle contact, top dead centre
Housing FE Functional earthing
The UE 402 also has a functional earth (earth contact to the mounting rail). You must
ensure that the mounting rail is connected to the functional earth (FE) of the safety light
curtain C 4000.
Tab.
5
:
Terminal assignment
of the UE 402
.
Fig.
8
:
Minimum necessary
connections of the UE 402 to
the safety light curtain
C 4000
0 V DC
24 V DC
FE
Pin 2
Pin 1
FE Pin 9
Pin 10
FE
Pin 1
Pin 2
Housing