OpcUaServerValueNode

Description

This object was introduced in InCore 2.3.

› Inherits:

OpcUaServerNode

Overview

Properties

readOnly timestamp unit value valueType OpcUaServerNode.browseName OpcUaServerNode.description

OpcUaServerNode.displayName OpcUaServerNode.enabled OpcUaServerNode.fullNodePath OpcUaServerNode.identifier OpcUaServerNode.typeDefinition Object.objectId Object.parent

Methods

OpcUaServerNode.removeFromServer() Object.deserializeProperties() Object.fromJson() Object.serializeProperties() Object.toJson()

Signals

Object.completed()

Properties

readOnly

This property holds whether the value can be read only by clients. Keep at false to allow clients writing the node’s value.

› Type:

Boolean

› Default:

false

› Signal:

readOnlyChanged()

› Attributes:

Writable

timestamp

This property holds the timestamp of the value to write next or the last read value.

This property was introduced in InCore 2.7.

› Type:

SignedBigInteger

› Default:

0

› Signal:

timestampChanged()

› Attributes:

Writable

unit

This property holds one of the units as defined per http://www.opcfoundation.org/UA/units/un/cefact

This property was introduced in InCore 2.4.

› Type:

Measurement.Unit

› Default:

Measurement.NoUnit

› Signal:

unitChanged()

› Attributes:

Writable

value

› Type:

Variant

› Signal:

valueChanged()

› Attributes:

Writable

valueType

› Type:

OpcUaType.Type

› Signal:

valueTypeChanged()

› Attributes:

Writable

Example

See OpcUaServer example on how to use OpcUaServerValueNode.