Siemens SIMATIC S7 System Manual page 791

SHL and SHR (shift left and shift right), 231
SIN (sine), 192
SQR (square), 192
SQRT (square root), 192
SRT_DINT (start time delay interrupt), 279
STRG_VAL (string to value), 241
swap, 200
SWITCH, 218
T_ADD (add time), 234
T_COMBINE (combine times), 235
T_CONV (convert time), 233
T_DIFF (time difference), 234
T_SUB (subtract time), 234
TAN (tangent), 192
timer operations, 174
timers, 170
truncate, 204
UFILL_BLK (uninterruptible fill), 199
VAL_STRG (value to string), 241
Var section, 146
WHILE, 213
WR_SYS_T (write system time), 235
XOR (exclusive OR), 226
Security
access protection, 153
binding to a CPU or memory card, 156
copy protection, 156
CPU, 153
know-how protectionf for a code block, 154
lost password, 107
SEL (select), 228
Send message configuration, 552
Send parameters configuration, 118, 436, 465
SEND_CFG (send configuration), 535
SEND_PTP (send Point-to-Point data), 541
LENGH and BUFFER parameters, 543
Serial communication, 531
Service and support, 3
Set, 166
SET_CINT (set cyclic interrupt), 276
SET_TIMEZONE (set time zone), 238
Settings, 33
SGN_GET (get RS232 signals), 547
SGN_SET (set RS232 signals), 548
SHL and SHR (shift left and shift right), 231
Siemens security certificate, Web pages, 478, 490
Siemens technical support, 3
siemens_automation_language cookie, 523
Signal board (SB)
add modules, 112
analog output representation (current), 708, 733
analog output representation (voltage), 709, 734
S7-1200 Programmable controller
System Manual, 11/2011, A5E02486680-05
configuration of parameters, 115
input representation (voltage), 669, 678, 687, 708,
733
installation, 46
overview, 22
power requirements, 761
removal, 46
SB 1221 DI 4, 200 kHz, 720
SB 1222 DQ, 200 kHz, 722
SB 1223 DI 2 / DQ 2, 726
SB 1223 DI 2 / DQ 2, 200 kHz, 724
SB 1231 AI 1 x 12 bit, 728
SB 1231 AI 1 x 16 bit RTD, 738
SB 1231 AI 1 x 16 bit Thermocouple, 734
SB 1232 AQ 1x12 bit, 731
step response times, 732
Signal handling errors, 547, 549
Signal module (SM)
add modules, 112
analog input representation (voltage), 669, 678,
687, 708, 733
analog output representation (current), 708, 733
analog output representation (voltage), 709, 734
configuration of parameters, 115
expansion cable, 51
installation, 47
overview, 22
power requirements, 761
removal, 48
SM 1221, 689
SM 1222, 691, 693
SM 1222 DQ8 RLY Changeover, 691
SM 1223, 696
SM 1223 specifications, 698
SM 1231 AI 4 x 13 bit, 700
SM 1231 AI 4 x 16 bit TC, 709
SM 1231 AI 4 x RTD x 16 bit, 714
SM 1231 AI 8 x 16 bit TC, 709
SM 1231 AI 8 x RTD x 16 bit, 714
SM 1232 AQ 2 x 14bit, 702
SM 1232 AQ 4 x 14bit, 702
SM 1234 AI 4 x 13 bit / AQ 2 x 14 bit, 704
step response times, 707
Simulators, 759
SIN (sine), 192
Slave polling architecture, 562
SM 1231 RTD
selection tables, 718, 742
SM and SB
comparison chart, 20
device configuration, 109
SMS, 623
Index
791