{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.calculatorx.com/schemas/physics.fluid.pitot.input.json",
  "title": "Pitot tube — input",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "mode": {
      "type": "string",
      "enum": [
        "velocity",
        "pressure",
        "C"
      ],
      "description": "velocity (default), pressure, or C. Not Bernoulli, venturi, orifice, or Q=Av."
    },
    "dP": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Dynamic pressure P0 − P_static in Pa. Required except pressure invert."
    },
    "rho": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Fluid density in kg/m³."
    },
    "C": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Pitot coefficient. Default 1. Alternative: C_pitot, Cp. Do not send orifice C_d."
    },
    "v": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Speed in m/s. Required for pressure and C invert. Alternative: v_m_s. Do not send with velocity."
    },
    "v_m_s": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Speed in m/s (query/UI). REST may send v."
    }
  },
  "description": "Incompressible pitot-static v=C √(2Δp/ρ). Default C=1. Not a venturi wrap, not orifice, not Q=Av, not two-station Bernoulli. (calculation_version 1.0.0)"
}