Changes in pressure and also temperature affect the accuracy of an orifice meter if it is has not been correctly compensated for it. But what is the right formula and what accuracy do does the meter give when it is compensated?
To get answer on this question you could try to use the program...
Hello Martin.
Did you get the card to function under W2000?
I have exactly the same problem you have had.
It seems that siemens driver for the card requires that the card get access to memory segment D0000 -10FFFF in order to function in s7. This memory area in my w2000 is occupied by the system...