Siemens SIMATIC S7 System Manual page 337

power requirements, 321
Removal, 30
Signal board (SM)
Add new device, 70
Signal handling errors, 267
Signal module (SM)
Add modules, 73
Add new device, 70
Comparison chart, 12
Device configuration, 69
Installation, 27
Overview, 13
power requirements, 321
Removal, 27
Signal modules
SM 1221 specifications, 299
SM 1222 specifications, 301
SM 1223 specifications, 303
Single instance
Example, 85
Slave polling architecture, 247
Software flow control, 240
Specifications
Analog dignal module voltage, 308
Analog signal modules, 306
ATEX approval, 280
CE approval, 279
communication module CM 1241 RS232, 318
communication module CM 1241 RS485, 317
CPU 1211C, 284
CPU 1212C, 289
CPU 1214C, 294
C-Tick approval, 281
cULus approval, 280
digital signal boards (SBs), 313
electromagnetic compatibility (EMC), 281
environmental conditions, 282
environments, 281
FM approval, 280
general technical, 279
input simulators, 319
maritime approval, 281
memory cards, 318
protection, 283
rated voltages, 283
relay electrical service life, 283
SB 1223, 313
SB 1223, 315
SM 1221 signal module, 299
SM 1221 wiring diagram, 300
SM 1222 signal module, 301
SM 1222 wiring diagram, 302
S7-1200 Programmable controller
System Manual, 11/2009, A5E02486680-02
SM 1223 signal module, 303
SM 1223 wiring diagram, 304
wiring diagrams: SM 1231, 1232, 1234, 311
SRT_DINT time delay interrupt instruction, 170
Start conditions, 242
Start message character, 243
Startup parameters, 38, 63
STEP 7
Add modules, 73
Add new device, 70
Configuring the CPU, 72
Configuring the modules, 74
Device configuration, 69
Ethernet port, 76, 217
Installation, 14
Network connection, 75
Portal view, 15
PROFINET, 76, 217
Project view, 15
Stop bits, 239
STOP mode, 39, 276
STP (stop PLC scan cycle) instruction, 151
STRG_VAL instruction, 136
String data type, 59
String to value instructions, 136
Structured programming, 80, 81
Subnet mask, 76, 217
Subtract (SUB) instruction, 113
Support, 3
Swap instruction, 122
T
T_ADD instruction, 132
T_CONV instruction, 132
T_DIFF instruction, 132
T_SUB instruction, 132
TCON instruction, 159
TCP/IP communication, 209
TDISCON instruction, 159
Technical specifications, 279
Technical support, 3
Terminal block connector
Installation, 31
Testing the program, 91
Thermal zone, 24
TIA Portal
Add modules, 73
Add new device, 70
Configuring the CPU, 72
Configuring the modules, 74
Device configuration, 69
Index
337