Document ID: chunk:federal_register_of_legislation:F2024C00332:reg:2
Version: federal_register_of_legislation:F2024C00332
Segment Type: reg
Provision Reference: reg 2
Character Range: 172503–173638

2                                                                Pressure altitude   1. The equipment must:
                                                                                     (a) have an adjustable datum scale calibrated in millibars or hPa; and
                                                                                     (b) be calibrated in feet, except that, if a flight is conducted in a foreign country that measures flight levels or altitudes in metres, the equipment must be calibrated in metres or fitted with a conversion placard or device.
                                                                                     2. The equipment must be capable of being connected to:
                                                                                     (a) an alternate source of static pressure that is selectable by a pilot and includes a selector that can open, or block, the rotorcraft's static source and alternative status source at the same time; or
                                                                                     (b) a balanced pair of flush static ports.