Engineering Value to 4–20 mA
Use the same engineering unit (EU), such as °C, bar or mm, for both endpoints and the engineering value. Current is in mA. This is a linear scale; out-of-range results are flagged extrapolations.
Calculate an engineering value from currentThe other calculator opens its example inputs; re-enter your range there.
Check the loop supply and resistance budget
Inputs
Example values are filled in. Review them for your calculation.
Results
Your results will appear here after calculation, with units and steps to help you review them.
References
- NI: Custom Scales, linear input/output scalingSource accessed 2026-09-08