import { ComponentBase } from "./Component";
export declare class PHMeter extends ComponentBase {
    static SCHEMA: {
        current_value: NumberConstructor;
        last_calibration_time: NumberConstructor;
        low_ph_warning_limit: NumberConstructor;
        low_ph_danger_limit: NumberConstructor;
        high_ph_warning_limit: NumberConstructor;
        high_ph_danger_limit: NumberConstructor;
    };
    currentValue?: number;
    lastCalibrationTime?: number;
    lowPhWarningLimit?: number;
    lowPhDangerLimit?: number;
    highPhWarningLimit?: number;
    highPhDangerLimit?: number;
    current_value: number;
    last_calibration_time: number;
    low_ph_warning_limit: number;
    low_ph_danger_limit: number;
    high_ph_warning_limit: number;
    high_ph_danger_limit: number;
}