public List <StatusCode> CreateMonitoredItem(Subscription subscription, List <NodeId> nodeIdList)
{
List <MonitoredItem> monitoredItems = new List <MonitoredItem>();
DataMonitoredItem monitoredItem = new DataMonitoredItem(nodeIdList[0], Attributes.Value);
monitoredItem.MonitoringMode = MonitoringMode.Reporting;
monitoredItem.SamplingInterval = 1;
monitoredItem.QueueSize = 1;
monitoredItem.DiscardOldest = true;
monitoredItem.DeadbandType = DeadbandType.None;
monitoredItem.Deadband = 0.0;
monitoredItems.Add(monitoredItem);
// create monitored items.
List <StatusCode> results = subscription.CreateMonitoredItems(
monitoredItems,
new RequestSettings()
{
OperationTimeout = 10000
});
return(results);
}
public void CreateSubscription()
{
Subscription s;
NodeId amountNode = new NodeId("::Program:Cube.Admin.ProdProcessedCount", 6);
NodeId stateNode = new NodeId("::Program:Cube.Status.StateCurrent", 6);
NodeId defectNode = new NodeId("::Program:Cube.Admin.ProdDefectiveCount", 6);
NodeId acceptableNode = new NodeId("::Program:product.good", 6);
NodeId amountToProduceNode = new NodeId("::Program:product.produce_amount", 6);
NodeId machSpeedNode = new NodeId("::Program:Cube.Status.MachSpeed", 6);
NodeId tempNode = new NodeId("::Program:Cube.Status.Parameter[3].Value", 6);
NodeId humidityNode = new NodeId("::Program:Cube.Status.Parameter[2].Value", 6);
NodeId vibrationNode = new NodeId("::Program:Cube.Status.Parameter[4].Value", 6);
NodeId stopReasonNode = new NodeId("::Program:Cube.Admin.StopReason.ID", 6);
NodeId bacthIdNode = new NodeId("::Program:Cube.Status.Parameter[0].Value", 6);
NodeId barleyNode = new NodeId("::Program:Inventory.Barley", 6);
NodeId hopsNode = new NodeId("::Program:Inventory.Hops", 6);
NodeId maltNode = new NodeId("::Program:Inventory.Malt", 6);
NodeId wheatNode = new NodeId("::Program:Inventory.Wheat", 6);
NodeId yeastNode = new NodeId("::Program:Inventory.Yeast", 6);
NodeId maintenanceTriggerNode = new NodeId("::Program:Maintenance.Trigger", 6);
NodeId maintenanceCounterNode = new NodeId("::Program:Maintenance.Counter", 6);
// list of monitored items
List <MonitoredItem> monitoredItems = new List <MonitoredItem>();
// convert nodeid to datamonitoreditem
MonitoredItem miAmountNode = new DataMonitoredItem(amountNode);
MonitoredItem miStateNode = new DataMonitoredItem(stateNode);
MonitoredItem miDefectNode = new DataMonitoredItem(defectNode);
MonitoredItem miAcceptableNode = new DataMonitoredItem(acceptableNode);
MonitoredItem miAmountToProduceNode = new DataMonitoredItem(amountToProduceNode);
MonitoredItem miMachSpeedNode = new DataMonitoredItem(machSpeedNode);
MonitoredItem miTempNode = new DataMonitoredItem(tempNode);
MonitoredItem miHumidityNode = new DataMonitoredItem(humidityNode);
MonitoredItem miVibrationNode = new DataMonitoredItem(vibrationNode);
MonitoredItem miStopReasonNode = new DataMonitoredItem(stopReasonNode);
MonitoredItem miBatchIdNode = new DataMonitoredItem(bacthIdNode);
MonitoredItem miBarleyNode = new DataMonitoredItem(barleyNode);
MonitoredItem miHopsNode = new DataMonitoredItem(hopsNode);
MonitoredItem miMaltNode = new DataMonitoredItem(maltNode);
MonitoredItem miWheatNode = new DataMonitoredItem(wheatNode);
MonitoredItem miYeastNode = new DataMonitoredItem(yeastNode);
MonitoredItem miMaintenanceTriggerNode = new DataMonitoredItem(maintenanceTriggerNode);
MonitoredItem miMaintenanceCounterNode = new DataMonitoredItem(maintenanceCounterNode);
miTempNode.SamplingInterval = 500;
miVibrationNode.SamplingInterval = 1000;
miHumidityNode.SamplingInterval = 500;
monitoredItems.Add(miAmountNode);
monitoredItems.Add(miStateNode);
monitoredItems.Add(miDefectNode);
monitoredItems.Add(miAcceptableNode);
monitoredItems.Add(miAmountToProduceNode);
monitoredItems.Add(miTempNode);
monitoredItems.Add(miHumidityNode);
monitoredItems.Add(miVibrationNode);
monitoredItems.Add(miStopReasonNode);
monitoredItems.Add(miBatchIdNode);
monitoredItems.Add(miBarleyNode);
monitoredItems.Add(miHopsNode);
monitoredItems.Add(miMaltNode);
monitoredItems.Add(miWheatNode);
monitoredItems.Add(miYeastNode);
monitoredItems.Add(miMachSpeedNode);
monitoredItems.Add(miMaintenanceTriggerNode);
monitoredItems.Add(miMaintenanceCounterNode);
// init subscription with parameters
s = new Subscription(session);
s.PublishingInterval = 250;
s.MaxKeepAliveTime = 1000;
s.Lifetime = 1000000;
s.MaxNotificationsPerPublish = 1;
s.Priority = (byte)0;
s.DataChanged += OnDataChanged;
s.PublishingEnabled = true;
s.CreateMonitoredItems(monitoredItems);
// create the actual subscription
s.Create(new RequestSettings()
{
OperationTimeout = 10000
});
}
