Addressing Siemens S-300 timers in Wonderware via DAServe

p17061

Member
Join Date
Sep 2009
Location
Aberham
Posts
23
Hello,

I need to be able to write time directly to a Siemens TON SFB4 timer. How can I do that through Wonderware Intouch using DasSiDirect server for Siemens?

Thanks

Pete
 
Hi,
the PT-Parameter of TON is in TIME format. TIME is a 32 bit integer, which names the time in milliseconds.

You can call the TON in your program with a separate data-block, or as a multiinstance in another FB.
Search for the adress of the PT parameter and use this adress in InTouch. Use an I/O Integer, e.g. with adress "DB1,DINT2".

Make sure that the user cannot enter a time-value of 0. With 0 ms the TON (and also TOFF) block will not let the input signal through!
 

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