4–20 mA Signal Scaling Calculator
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Electrical & Electronics

4–20 mA Signal Scaling Calculator

Convert loop current to engineering units or calculate current from a measured value.

01

Your inputs

Linear 4–20 mA scaling with increasing or decreasing value ranges. Values outside the span are extrapolated without clamping; this does not diagnose sensor faults.

02

Your results

Value
—
Current
—
Percentage of span
—

Reference values
Current · mAValue
Formula—

How to use this tool

  1. Conversion direction · Value (4 mA / 20 mA) · Unit
  2. Current to value / Value to current
  3. Your results · Formula · Print results