S7-1200 Functional Safety Manual
Manual, 02/2015, A5E03470344-AA
207
1oo1, 20
1oo2, 20
Access protection
CPU, 33
Analog I/O
step response times (CPU), 155, 165
Approvals
ATEX approval, 134
CE approval, 132
C-Tick approval, 134
cULus approval, 133
FM approval, 133
maritime approval, 134
Article numbers
connector blocks, 194
Expansion cables, 194
fail-safe CPUs, 193
fail-safe signal modules, 193
PM 1207 power supply, 193
programming software, 195
simulators, 194
STEP 7, 195
visualization software, 195
WinCC, 195
ATEX approval, 134
Blocks
counters (quantity and memory
requirements), 151, 162
interrupts, 151, 161
monitoring, 151, 161
nesting depth, 151, 161
number of code blocks, 151, 161
number of OBs, 151, 161
organization blocks (OBs), 151, 161
size of the user program, 151, 161
timers (quantity and memory
requirements), 151, 162
Category, 11
CE approval, 132
Channel
deactivated, 115
Channel fault, 115
Channel group fault, 115
Code block
counters (quantity and memory
requirements), 151, 162
interrupts, 151, 161
monitoring, 151, 161
nesting depth, 151, 161
number of code blocks, 151, 161
number of OBs, 151, 161
organization blocks (OBs), 151, 161
size of the user program, 151, 161
timers (quantity and memory
requirements), 151, 162
Cold restart, 18
Communication module (CM)
power requirements, 92
Conditions
for safety class with SM 1226 F-DI 8/16 x 24
VDC, 68
Configuration of fail-safe I/O, 105
Connector
installation and removal, 89
Contact information, 4
Cooling (installation thermal zone), 80
Counters
quantity, 151, 162
size, 152, 162
CPU
1214FC specifications, 149
1214FC wiring diagrams, 156
1215FC specifications, 160
1215FC wiring diagrams, 168
access protection, 33
inductive loads, 102
installation and removal, 85
password protection, 33
power requirements, 92
Security levels, 33
CPUs
CPU 1214FC DC/DC/DC, 149