104 lines
3.2 KiB
C#
104 lines
3.2 KiB
C#
using Aitex.Core.RT.SCCore;
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using System;
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using System.Xml;
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using Aitex.Core.RT.DataCenter;
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using Aitex.Core.RT.IOCore;
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using MECF.Framework.Common.Aitex.Core.Common.DeviceData;
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namespace Aitex.Core.RT.Device.Devices
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{
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public class IoSensorWaterFlowTemp : IoSensorAnalog
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{
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#region Variables
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private readonly DIAccessor _diFlowSW;
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private double _warnOffset;
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private readonly AITWaterFlowData _devData;
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#endregion
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#region Constructors
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public IoSensorWaterFlowTemp(string module, XmlElement node, string ioModule = "")
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: base(module, node, ioModule)
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{
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_devData = new AITWaterFlowData();
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_diFlowSW = ParseDiNode("diFlowSW", node, ioModule);
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LoadConfig();
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}
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#endregion
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#region Properties
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/// <summary>
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/// 冷却水流侦测传感器信号。
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/// </summary>
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public bool IsFlowSw => _diFlowSW?.Value ?? false;
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private new AITWaterFlowData DeviceData
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{
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get
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{
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_devData.Update(base.DeviceData);
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_devData.IsFlowSW = IsFlowSw;
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return _devData;
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}
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}
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#endregion
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#region Methods
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protected sealed override void LoadConfig()
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{
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base.LoadConfig();
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var scNameWarnOffset = $"{ScBasePath}.WarningOffset";
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// 重新设定水温警告值，当前系统中的水温警告值非设定值，而是在Alarm基础上偏移指定的温度。
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_warnOffset = SC.SafeGetValue(scNameWarnOffset, 0.0);
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UpdateWarnThreshold(_warnOffset, _alarmLow, _alarmHigh);
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// 当WarnOffset、AlarmLow、AlarmHigh中的任意参数发生变更时，重新计算Warn阈值
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SC.RegisterValueChangedCallback(scNameWarnOffset, v =>
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{
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_warnOffset = (double)v;
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UpdateWarnThreshold(_warnOffset, _alarmLow, _alarmHigh);
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});
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SC.RegisterValueChangedCallback(_scNameAlarmLow,
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v => UpdateWarnThreshold(_warnOffset, (double)v, _alarmHigh));
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SC.RegisterValueChangedCallback(_scNameAlarmHigh,
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v => UpdateWarnThreshold(_warnOffset, _alarmLow, (double)v));
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}
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public override bool Initialize()
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{
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DATA.Subscribe($"{Module}.{Name}.DeviceData", () => DeviceData);
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DATA.Subscribe($"{Module}.CoolingWater.{Display}.Value", () => Value);
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DATA.Subscribe($"{Module}.CoolingWater.{Display}.FlowSensor", () => IsFlowSw);
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return base.Initialize();
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}
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/// <summary>
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/// 根据给定的Alarm阈值和偏移值计算Warn阈值。
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/// </summary>
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/// <param name="offset"></param>
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/// <param name="alarmLow"></param>
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/// <param name="alarmHigh"></param>
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private void UpdateWarnThreshold(double offset, double alarmLow, double alarmHigh)
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{
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checked
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{
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_warningLow = alarmLow + Math.Abs(offset);
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_warningHigh = alarmHigh - Math.Abs(offset);
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}
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}
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#endregion
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}
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}
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