Siemens SIMATIC S7 System Manual page 666
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Also See for SIMATIC S7:
- System manual (866 pages) ,
- Functional safety manual (212 pages) ,
- User manual (134 pages)
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553BTechnical specifications
A.2 CPU 1211C
Technical data
Data rates
Isolation (external signal to PLC logic)
Cable type
The CPU provides dedicated HMI connections to support up to 3 HMI devices. (You can have up to 2 SIMATIC Comfort
1
panels.) The total number of HMI is affected by the types of HMI panels in your configuration. For example, you could
have up to three SIMATIC Basic panels connected to your CPU, or you could have up to two SIMATIC Comfort panels
with one additional Basic panel.
Table A- 13
Power supply
Technical data
Voltage range
Line frequency
Input
CPU only at max. load
current
CPU with all expansion
accessories at max. load
Inrush current (max.)
Isolation (input power to logic)
Ground leakage, AC line to functional
earth
Hold up time (loss of power)
Internal fuse, not user replaceable
Table A- 14
Sensor power
Technical data
Voltage range
Output current rating (max.)
Maximum ripple noise (<10 MHz)
Isolation (CPU logic to sensor power)
666
Description
10/100 Mb/s
Transformer isolated, 1500 VDC
CAT5e shielded
CPU 1211C
AC/DC/Relay
85 to 264 VAC
47 to 63 Hz
60 mA at 120 VAC
30 mA at 240 VAC
180 mA at 120 VAC
90 mA at 240 VAC
20 A at 264 VAC
1500 VAC
0.5 mA max.
20 ms at 120 VAC
80 ms at 240 VAC
3 A, 250 V, slow blow
CPU 1211C
AC/DC/Relay
20.4 to 28.8 VDC
300 mA (short circuit
protected)
< 1 V peak to peak
Not isolated
CPU 1211C
DC/DC/Relay
20.4 to 28.8 VDC
--
300 mA at 24 VDC
900 mA at 24 VDC
12 A at 28.8 VDC
Not isolated
--
10 ms at 24 VDC
3 A, 250 V, slow blow
CPU 1211C
DC/DC/Relay
L+ minus 4 VDC min.
300 mA (short circuit
protected)
Same as input line
Not isolated
S7-1200 Programmable controller
System Manual, 11/2011, A5E02486680-05
CPU 1211C
DC/DC/DC
20.4 to 28.8 VDC
--
300 mA at 24 VDC
900 mA at 24 VDC
12 A at 28.8 VDC
Not isolated
--
10 ms at 24 VDC
3 A, 250 V, slow blow
CPU 1211C
DC/DC/DC
L+ minus 4 VDC min.
300 mA (short circuit
protected)
Same as input line
Not isolated
- Quick Links:
- Introducing the S7-1200 Plc
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