9 Standard Methods ToC Previous Next

9.1 GetMonitoredItems ToC Previous Next

GetMonitoredItems is used to get information about monitored items of a subscription. Its intended use is defined in OPC 10000-4.

Signature

GetMonitoredItems(
[in] UInt32 subscriptionId
[out] UInt32[] serverHandles
[out] UInt32[] clientHandles
);
Argument Description
subscriptionId Identifier of the subscription.
serverHandles Array of monitoredItemIds (serverHandles) for all MonitoredItems of the Subscription identified by subscriptionId
clientHandles Array of clientHandles for all MonitoredItems of the Subscription identified by subscriptionId

Method Result Codes (defined in Call Service)

Result Code Description
Bad_SubscriptionIdInvalid Defined in OPC 10000-4
Bad_UserAccessDenied Defined in OPC 10000-4
The Method was not called in the context of the Session that owns the Subscription.

Table 94 specifies the AddressSpace representation for the GetMonitoredItems Method.

Table 94 – GetMonitoredItems Method AddressSpace Definition

Attribute Value
BrowseName GetMonitoredItems
References NodeClass BrowseName DataType TypeDefinition ModellingRule
HasProperty Variable InputArguments Argument[] PropertyType Mandatory
HasProperty Variable OutputArguments Argument[] PropertyType Mandatory

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