70 lines
2.2 KiB
C#
70 lines
2.2 KiB
C#
///
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/// Copyright (c) 2013-2015 Sensus Metering Systems
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///
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using System.Collections.Generic;
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using TBF.BenchControl.Generic;
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using TBF.Boxes;
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namespace TBF.BenchControl.GenericDevices
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{
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/// <summary>
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/// Basic flow meter functions
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/// </summary>
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public interface IFlowMeter : IComponent
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{
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/// <summary>
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/// Nominal flow in m3/h at the maximum (2kHz) output frequency.
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/// In case of a flowmeter couple, the sum of two nominal flows (reached at 4kHz of summed pulses).
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/// </summary>
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float NominalFlow { get; }
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/// <summary>
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/// Nominal (uncorrected) volume per flowmeter pulse in [l].
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/// </summary>
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float LtrPerPulse { get; }
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/// <summary>
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/// Corrected volume per flowmeter pulse in [l].
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/// </summary>
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/// <param name="flow">Water flow in [m3/h]</param>
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float LtrPerPulseCorrected(double flow);
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/// <summary>
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/// Reference flow meter communicated to the board: 1-based index, 0 for flow meter twins
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/// </summary>
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int Idx1 { get; }
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/// <summary>
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/// Measurement correction table
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/// </summary>
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IList<Config.Entities.MeasurementCorrection> Corrections { get; }
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/// <summary>
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/// Returns current flow value in [m3/h]
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/// </summary>
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/// <returns>Flow in m3/h</returns>
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double ReadFlow();
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/// <summary>
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/// Returns current flow meter frequency value in [Hz]
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/// </summary>
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/// <returns>Frequency in Hz</returns>
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double ReadFrequency();
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/// <summary>
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/// Events: FlowDone, Error
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/// </summary>
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/// <param name="flow">Reference to a variable for the measured flow in xxx</param>
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/// <returns>ReadFlowOp instance reference casted to IOperaton</returns>
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IOperation ReadFlowOp(ref DoubleBox flow);
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/// <summary>
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/// Events: flowDone, Error
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/// </summary>
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/// <param name="flow">Reference to a variable for the measured flow in xxx</param>
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/// <param name="flowDone">Event returned when measurement done</param>
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/// <returns>ReadFlowOp instance reference casted to IOperaton</returns>
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IOperation ReadFlowOp(ref DoubleBox flow, Event flowDone);
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}
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}
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