Ahh.. that makes sense.
Can you help do the final diagnosis on my project. The current value (VIS) on my...
Here's my updated circuit. https://drive.google.com/file/d/0B6IG_VdMi3rlNndkSHVKVHVqbWs/view?usp=sharing...
Can one of you EEs tell me if this is a reasonable value?
What is considered a precision resistor w/ four terminals?
I'm now showing a 'VIS' value of 0.0012205 over the 100 Ohm Rsense resistor while...
Jan - one tweak on the circuit drawing.. My sensor (see previous link to manual)...
Here's the link to my pH sensor: www.hach.com/asset-get.download.jsa?id=7639982991...