Siemens SIMATIC S7 System Manual page 784

Index
airflow, 39
clearance, 39
communication board (CB), 46
communication module (CM), 48
cooling, 39
CPU, 44
dimensions, 42
expansion cable, 51
grounding, 58
guidelines, 39
inductive loads, 59
isolation, 57
lamp loads, 59
overview, 43
signal board (SB), 46
signal module (SM), 47
terminal block connector, 50
thermal zone, 39, 42
wiring guidelines, 56, 58
MOVE, 194
MRES
operator panel, 34
MUL (multiply), 187
Multi-node connections
connection types, 464
Ethernet protocols, 464
Multiple AWP variable definitions, 504
MUX (multiplex), 229
My Documentation Manager, 4
N
N_TRIG, 169
NEG (negation), 189
Negative edge, 168
Nesting depth, 61
Network communication, 429
Network connection
configuration, 117
multiple CPUs, 432, 434, 438, 449, 453
Network time protocol (NTP), 131
No restart, 63
NORM_X (normalize), 206
Normalizing analogs, 208
NOT OK instruction, 185
Numbers
binary, 87
integer, 88
real, 88
784
O
Off-delay (TOF), 170
operation, 174
OK instruction, 185
On-delay delay (TON), 170
operation, 174
On-delay retentive (TONR), 170
operation, 174
Online
assigning an IP address, 125
capturing values of a DB, 644
comparing and synchronizing, 641
cycle time, 640
diagnostics buffer, 640
force, 647
force operation, 648
going online, 635
IP address, 638
memory usage, 640
monitor, 642
operating panel, 639
operator panel, 34
resetting the start values of a DB, 644
RUN/STOP buttons, 34
status, 642, 643
time of day, 638
tools, 642
watch table, 642, 643, 645
Online and diagnostic tools
downloading in RUN mode, 650
Online device names
PROFINET IO, 636
OPC, 624
Open User Communication instructions return
values, 428
Operating mode, 34
changing STOP/RUN, 639
operating modes of the CPU, 63
Operator panel, 34
operating modes of the CPU, 63
Operator panels, 25
OR, 226
Order numbers
Communication interfaces (CM, CB and CP), 766,
767
connector blocks, 768
Connectors and terminal connections, 767
CPUs, 765
CSM 1277 Ethernet switch, 767
documentation, 769
Expansion cables, 768
HMI basic panels, 768
System Manual, 11/2011, A5E02486680-05
S7-1200 Programmable controller