Hi to all

when i change data type in symbol table for one channel analog output card(word to int). then i must do hardware download ?

best regard

Hi,

Can you provide more details on which your Project made version like Somatic manager or TIA portal and PLC type.

With this info we can help

If your project is made on Classic Simatic manager there is no need for PLC HW/SW download

Hi

my project in simatic manager v9.0 sp3 but i use it as step7

Hi Mr hosseini 

thanks a lot

best regard