Cpu 1214Fc Wiring Diagrams - Siemens SIMATIC S7 Functional Safety Manual

Technical specifications
A.2 Fail-Safe CPU technical specifications
Measurement ranges of the analog inputs for voltage of the CPU
Table A- 21 Analog input representation for voltage of the CPU
System
Decimal Hexadecimal
32767 7FFF
32512 7F00
32511 7EFF
27649 6C01
27648 6C00
20736 5100
34 22
0 0
Negative values
A.2.2.6

CPU 1214FC wiring diagrams

Table A- 22 CPU 1214FC DC/DC/Relay (6ES7 214-1HF40-0XB0)
156
Voltage Measuring Range
0 to 10 V
11.851 V
11.759 V
10 V
7.5 V
12 mV
0 V
Negative values are not sup-
ported
Overflow
Overshoot range
Rated range
①
The two rectangular areas are yellow.
These are only on the fail-safe CPUs.
②
24 VDC Sensor Power Out
For additional noise immunity, connect
"M" to chassis ground even if not using
sensor supply.
③
For sinking inputs, connect "-" to "M"
(shown). For sourcing inputs, connect "+"
to "M".
Note: X11 connectors must be gold. See Ap-
pendix B, Spare Parts for article number.
S7-1200 Functional Safety Manual
Manual, 02/2015, A5E03470344-AA