Thanks for the advice, it works when using Short (or Ushort). But I still got 'TRUE' returned when I'm using pt104_set_channel, even when no probe is connected. It seems to me that it just indicates that PT104 is working correctly on this channel, not that a reading can be taken. Is there a way to c...

Hi, I'm using (trying to use :roll:) the PT104 data logger to get temperatures from 3 PT100 probes. My program is in VB.NET and I'm using the provided dll. When I use the pt104_open_unit function, I always get something returned, even when testing another com port. The driver information says that '...