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Two-Point Calibration

Gain and offset from two standards.

Inputs

As-found points

Low standard applied by the calibrator.

Instrument reading at the low standard.

High standard applied by the calibrator.

Instrument reading at the high standard.

Verification

A third as-found reading to verify the trim.

Result

Gain
1.00705
Offset
-0.201
Degenerate points (1=yes)
0
Calculation details
Corrected check reading
50.151
Span error (%)
0.705

Verify

Check before relying.

Two points set gain and offset.

  • Standards bracket the range 10/90%
  • Degenerate points rejected, respaced
  • As-found recorded before touching
This calculator is a first-pass screening tool. Verify nameplate data, wiring, module configuration, and calibrator readings before acting.

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Workspace

Keep the assumptions with the result.

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