Siemens SIMATIC S7-1200 - Page 291

Technical specifications
A.2 CPU modules
Easy Book
Manual, 03/2014, A5E02486774-AF
291
CPU features
CPU 1211C
CPU 1212C
CPU 1214C
CPU 1215C
CPU 1217C
Real time clock
• Accuracy
• Retention time
(maintenance-free
Super Capacitor)
• +/- 60
seconds/
month
• 20 days
typ./12 days
min. at 40 °C
• +/- 60
seconds/
month
• 20 days
typ./12 days
min. at 40 °C
• +/- 60
seconds/
month
• 20 days
typ./12 days
min. at 40 °C
• +/- 60
seconds/
month
• 20 days
typ./12 days
min. at 40 °C
• +/- 60
seconds/
month
• 20 days
typ./12 days
min. at 40 °C
Execution speed
• Boolean
• Move Word
• Real Math
• 0.08 μs/
instruction
• 1.7μs/
instruction
• 2.3 μs/
instruction
• 0.08 μs/
instruction
• 1.7 μs/
instruction
• 2.3 μs/
instruction
• 0.08 μs /
instruction
• 1.7μs/
instruction
• 2.3 μs/
instruction
• 0.08 μs/
instruction
• 1.7μs/
instruction
• 2.3 μs/
instruction
• 0.08 μs/
instruction
• 1.7 μs/
instruction
• 2.3 μs/
instruction
1
The slower speed is applicable when the HSC is configured for quadrature mode of operation.
2
For CPU models with relay outputs, you must install a digital signal board (SB) to use the pulse outputs.
Table A- 11 Communication
Technical data
CPU 1211C, CPU 1212C, CPU 1214C
CPU 1215C, CPU 1217C
Communication
• Data rates
• Isolation (external signal
to PLC logic)
• Cable type
1 Ethernet port
• 10/100 Mb/s
• Transformer isolated, 1500 VDC
• CAT5e shielded
2 Ethernet ports
• 10/100 Mb/s
• Transformer isolated, 1500 VDC
• CAT5e shielded
Devices
• 4 HMI
• 1 PG
• 4 HMI
• 1 PG
Ethernet connections
1
8 (active or passive) 8 (active or passive)
CPU-to-CPU
S7 connections (GET/PUT)
• 8 (client)
• 3 (server)
• 8 (client)
• 3 (server)
1
Open User Communication connections (active or passive): TSEND_C, TRCV_C, TCON, TDISCON, TSEND, and
TRCV.