Siemens SIMATIC S7-1200 - Page 1004

Web server
12.1 Enabling the Web server
S7-1200 Programmable controller
1004 System Manual, V4.2, 09/2016, A5E02486680-AK
After you download the device configuration, you can use the standard Web pages to access
the CPU.
If you created and enabled user-defined Web pages (Page 1040), you can access them from
the standard or basic Web page navigation menu.
Note
Device exchange: Replacing a V3.0 CPU with a V4.x CPU
If you
replace an existing V3.0 CPU with a V4.x CPU (Page 1571) and convert your V3.0
project to a V4.x project, note that STEP
7 and the V4.x CPU retain the Web server settings
for
•
"Activate web server on all modules of this device"
•
"Permit access only with HTTPS"
Note
If a
"Download in RUN" (Page 1335) is in progress, standard and user-defined Web pages
do not update data values or permit you to write data values until the download is complete.
The Web server discards any attempts to write data values while a download is in progress.