All calculators

Signal & Loop

Convert loop current to process value, percentage and back — with any range.

Instant 4-20 mA ↔ 0-100 % conversion.

Will your transmitter power up? Check supply voltage vs loop resistance.

Generate 0-25-50-75-100 % test points in mA and engineering units.

Convert DP signal to flow percentage and mA — the √ law done right.

Callendar–Van Dusen conversion both ways, Class A/B tolerance included.

Types K, J, T, E, N, R, S, B with cold junction compensation.

bar, psi, kPa, kg/cm², mmH2O, inH2O, mmHg, Torr, atm — all at once.

Pressure from liquid height and density (and back).

psig to psia, barg to bara — with altitude-corrected atmospheric pressure.

m³/h, L/min, GPM, BBL/d, kg/h, Nm³/h, SCFM in one place.

Range, LRV/URV and mA output for open-tank DP level.

Required Cv from flow, ΔP and specific gravity.

Voltage drop and % drop for copper/aluminium, 1-φ and 3-φ.

P, PI, PID settings from process test data.

Convert accuracy specs between % of span, % of reading and absolute units.

Convert gas concentration units with molecular weight.