Siemens SICAM RTU - Block Diagram

System Components
SICAM RTUs, SICAM AK 3 User Manual 91
DC2-028-2.03, Edition 07.2016
2.2.1.2 Block Diagram
*)
Local Ethernet interface
**)
Usage depends on the equipped SM-25xx
PRE0
*)
CP-2016
*)
PRE1 PRE2
**)
PRE3
**
)
PWR_GOOD
X100
X99
OVER/UNDER-
VOLTAGE
Backplane
PPC440EP
Submodule
SM-25xx
(optional)
Error
X0
Watchdog
Time-
sync
Ax-PE-Bus
external
Ethernet
switch
X1 X2 X3
USB
X4
SD-CardReset
Engineering
tool
Status/Alarm LEDs
DC
DC
DC
DC
+5V
+5V
Node-
Bus
HSL-Bus
internal
SYS-IO
internal
HSL-Bus
external
FPGA, CPLD
Memory
3V3
GND
2V5 1V25 1V2
Ax-PE-Bus
internal