Siemens S7-1200 System Manual page 849

Element
Status
Update
Profile
Timers Type
Quantity
Storage
Counters Type
Quantity
Storage
Table A- 32 Communication
Technical data
Number of ports
Type
HMI device
Programming device (PG)
Connections
Data rates
Isolation (external signal to PLC logic)
Cable type
Table A- 33 Power supply
Technical data
Voltage range
Line frequency
Input current CPU only
(max. load)
CPU with all expansion
accessories
Inrush current (max.)
Isolation (input power to logic)
Ground leakage, AC line to functional earth
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
Description
1
1
1
IEC
Limited only by memory size
Structure in DB, 16 bytes per timer
IEC
Limited only by memory size
Structure in DB, size dependent upon count type
SInt, USInt: 3 bytes
•
Int, UInt: 6 bytes
•
DInt, UDInt: 12 bytes
•
Description
1
Ethernet
3
1
8 for Open User Communication (active or passive): TSEND_C,
•
TRCV_C, TCON, TDISCON, TSEND, and TRCV
3 for server GET/PUT (CPU-to-CPU) S7 communication
•
8 for client GET/PUT (CPU-to-CPU) S7 communication
•
10/100 Mb/s
Transformer isolated, 1500 VAC, for short term event safety only
CAT5e shielded
CPU 1212C
AC/DC/Relay
85 to 264 VAC
47 to 63 Hz
80 mA at 120 VAC
40 mA at 240 VAC
240 mA at 120 VAC
120 mA at 240 VAC
20 A at 264 VAC
1500 VAC
0.5 mA max.
Technical specifications
CPU 1212C
DC/DC/Relay
20.4 VDC to 28.8 VDC
--
400 mA at 24 VDC
1200 mA at 24 VDC
12 A at 28.8 VDC
Not isolated
--
A.3 CPU 1212C
CPU 1212C
DC/DC/DC
--
400 mA at 24 VDC
1200 mA at 24 VDC
12 A at 28.8 VDC
Not isolated
--
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