Thanks for the help. I will try your suggestions.

Neil

I have my sensor connected across pins 1 and 2. On the PC, the picologger Channel 1 is set up with the differential input ticked.

Neil

I have been trying to make measurements on a device with a 0-1Volt output, but referenced to 5V not ground. In other words my signal goes between 5Volts and 6Volts. The ADC-16 gives me strange results with the input in question affecting all the other channels. Is this outside the acceptable range f...