Table of contents
S7-1200 Programmable controller
14
System Manual, 11/2011, A5E02486680-05
12.6
Telecontrol and TeleService with the CP 1242-7...................................................................... 618
12.6.1 Connection to a GSM network .................................................................................................. 618
12.6.2 Applications of the CP 1242-7 .................................................................................................. 619
12.6.3 Other properties of the CP ........................................................................................................ 621
12.6.4 Accessories............................................................................................................................... 622
12.6.5 Configuration examples for telecontrol ..................................................................................... 623
13
Teleservice communication (SMTP e-mail) ........................................................................................... 627
13.1
TM_Mail transfer e-mail instruction ........................................................................................... 627
14
Online and diagnostic tools.................................................................................................................... 633
14.1
Status LEDs .............................................................................................................................. 633
14.2
Going online and connecting to a CPU..................................................................................... 635
14.3
Assigning a name to a PROFINET IO device online ................................................................ 636
14.4
Setting the IP address and time of day..................................................................................... 638
14.5
Resetting to factory settings...................................................................................................... 638
14.6
CPU operator panel for the online CPU.................................................................................... 639
14.7
Monitoring the cycle time and memory usage .......................................................................... 640
14.8
Displaying diagnostic events in the CPU .................................................................................. 640
14.9
Comparing offline and online CPUs.......................................................................................... 641
14.10
Monitoring and modifying values in the CPU............................................................................ 642
14.10.1 Going online to monitor the values in the CPU......................................................................... 642
14.10.2 Displaying status in the program editor..................................................................................... 643
14.10.3 Capturing the online values of a DB to reset the start values................................................... 644
14.10.4 Using a watch table to monitor and modify values in the CPU................................................. 645
14.10.4.1 Using a trigger when monitoring or modifying PLC tags ..................................................... 646
14.10.4.2 Enabling outputs in STOP mode.......................................................................................... 647
14.10.5 Forcing values in the CPU ........................................................................................................ 647
14.10.5.1 Using the force table ............................................................................................................ 647
14.10.5.2 Operation of the Force function ........................................................................................... 648
14.11
Downloading in RUN mode....................................................................................................... 650
14.11.1 Prerequisites for "Download in RUN mode".............................................................................. 651
14.11.2 Changing your program in RUN mode...................................................................................... 651
14.11.3 Downloading selected blocks.................................................................................................... 652
14.11.4 Downloading a single selected block with a compile error in another block............................. 653
14.11.5 System reaction if the download process fails.......................................................................... 654
14.11.6 Downloading the program in RUN mode .................................................................................. 654
A
Technical specifications......................................................................................................................... 657
A.1
General Technical Specifications.............................................................................................. 657
A.2
CPU 1211C ............................................................................................................................... 663
A.2.1
General specifications and features.......................................................................................... 663
A.2.2
Digital inputs and outputs.......................................................................................................... 667
A.2.3
Analog inputs ............................................................................................................................ 668
A.2.3.1 Step response of the built-in analog inputs of the CPU ............................................................ 669
A.2.3.2 Sample time for the built-in analog ports of the CPU................................................................ 669
A.2.3.3 Measurement ranges of the analog inputs for voltage.............................................................. 669