expandable instructions, 42
favorites, 38
inserting instructions, 38
linear and structured programs, 170
memory card, 124
organization blocks (OBs), 172
password protection, 193
program card, 124
transfer card, 124
User-defined Web pages, 602, 625
accessing from PC, 644
activating and deactivating from control DB, 660
AWP commands for accessing S7-1200 data, 627
configuring, 641
creating fragments, 637
creating with HTML editor, 626
deleting program blocks, 642
downloading corresponding DBs, 643
enabling with WWW instruction, 642
example, 645
generating program blocks, 642
handling special characters, 639
HTML listing, 650
importing fragments, 638
load memory constraints, 644
manual fragment DB control, 660
multiple language configuration, 659
multiple languages, 656
programming in STEP 7, 642
reading special variables, 631
reading variables, 629
refreshing, 627
writing special variables, 633
writing variables, 630
USS protocol library
general drive setup inforamtion, 724
overview, 712
requirements for using, 713
status codes, 722
USS_DRV (Swap data with drive), 716
USS_PORT (Edit communication via USS
network), 715
USS_RPM (readout parameters from the drive), 719
USS_WPM (change parameters in the drive), 720
V
VAL_STRG (convert numerical value to character
string), 293
Valve PID tuning, 428
Variable index for an array, 241
Variable Status standard Web page, 620
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
Variables, monitoring and modifying from Web
server, 620
Versions of instructions, 42, 746
Visualization
HMI devices, 32
W
Wait time, 673
Warm restart, 81
Watch table
enable outputs in STOP mode, 800
force, 199
memory card, 124
monitor, 796
operation, 798
trigger values, 799
Watchdog timer (RE_TRIGR instruction), 262
Web pages
STEP 7 service, support, and documentation, 4
Web server, 601
appearance on mobile device, 610
constraints, 664
enabling, 603
maximum HTTP connections, 664
Quotation mark conventions, 639
standard Web pages, 606
update rate, 603
user-defined Web pages, 625
Wiring diagrams
CB 1241 RS 485, 974
CPU 1211C, 844
CPU 1212C, 854
CPU 1214C, 864
CPU 1215C, 875
CPU 1217C, 891
SB 1221, 936
SB 1222, 939
SB 1223, 942, 945
SB 1231, 947
SB 1231 RTD, 959
SB 1231 thermocouple, 956
SB 1232, 949
SM 1221, 893
SM 1222, 897
SM 1223, 902, 906
SM 1231, 908
SM 1231 RTD, 927
SM 1231 thermocouple, 921
SM 1232, 912
SM 1234, 915
SM 1278 IO-Link Master, 934
Index
1027