Siemens Simatic S7 Series System Manual page 579

Table A- 25 Communication
Technical data
Number of ports
HMI device
Programming device (PG)
Connections
CPUs (peer-to-peer)
Data rates
Isolation (external signal to PLC
logic)
Cable type
Table A- 26 Power supply
Technical data
Voltage range
Line frequency
Input current CPU only at
max. load
CPU with all
expansion
accessories
at max. load
Inrush current (max.)
Isolation (input power to logic)
Ground leakage, AC line to func-
tional earth
Hold up time (loss of power)
Internal fuse, not user replacea-
ble
S7-200 SMART
System Manual, 09/2015, A5E03822230-AC
Description
Ethernet: 1
Serial ports: 1 (RS485)
Add-on serial ports: 1 (with optional RS232/485 signal board)
4 per port : RS485, SB CM01(RS232/485 signal board)
8 per port: Ethernet
Ethernet: 1
Ethernet: 1 for programming device, 8 for HMIs, 8 for CPUs, 8 active GET/PUT, 8 pas-
sive GET/PUT
RS485: 4 for HMIs per port
Ethernet: 8
Ethernet: 10/100 Mb/s
RS485 system protocols: 9600, 19200, and 187500 b/s
RS485 freeport: 1200 to 115200 b/s
Ethernet: Transformer isolated, 1500 V AC
RS485: none
Ethernet: CAT5e shielded
RS485: PROFIBUS network cable
CPU ST30 DC/DC/DC
20.4 to 28.8 V DC
--
64 mA at 24 V DC (without driving 300
mA sensor power)
365 mA at 24 V DC (with driving 300 mA
sensor power)
624 mA at 24 V DC
6A at 28.8 V DC
--
--
20 ms at 24 V DC
3 A, 250 V, slow blow
Technical specifications
A.2 S7-200 SMART CPUs
CPU SR30 AC/DC/Relay
85 to 264 V AC
47 to 63 Hz
92 mA at 120 V AC (with power sensor)
40 mA at 120 V AC (without power sensor)
52 mA at 240 V AC (with power sensor)
27 mA at 240 V AC (without power sensor)
136 mA at 120 V AC
72 mA at 240 V AC
8.9 A at 264 V AC
1500 V AC
0.5 mA max.
30 ms at 120 V AC
200 ms at 240 V AC
3 A, 250 V, slow blow
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