Siemens Simatic M7-400 Reference Manual page 376

Interface Modules
6.4 The Interface Modules
IM 460-3; (6ES7460-3AA00-0AB0,
6ES7460-3AA01-0AB0) and IM 461-3;
(6ES7461-3AA00-0AA0, 6ES7461-3AA01-0AA0)
Position of the Operator Controls and Indicators of the IM 460-3 and IM 461-3
IM 460-3
EXTF
C1
C2
External backup voltage
Under cover
Interface C1
Interface C2
Figure 6-4 Position of the Operator Controls and Indicators of the IM 460-3 and IM 461-3
6-14
6ES7461-3AA00-0AA0
IM 461-3
LEDs
INTF
EXTF
DIP switch
Connector X1:
IN
Connector X2:
OUT
S7-400, M7-400 Programmable Controllers Module Specifications
6ES7461-3AA01-0AA0
LEDs
INTF
EXTF
DIP switch
IN
OUT
A5E00069467-07