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14 result(s) for MDISValveObjectType

OPC-30020 – MDIS OPC UA Companion Specification

6.8.3 MDISValveObjectType Definition

MDISValveObjectType Definition Table 51 details the generic properties for the MDISValveObjectType. Any vendor specified properties that have been implemented within a project should be documented within a similar format ... vendor. The addition of vendor specific properties will result in a subtype of the MDISValveObjectType . When an MDISValveObjectType Instance is disabled the MDISBaseObjectType defaults are followed and only the OpenTimeDuration
OPC-30020 – MDIS OPC UA Companion Specification

2.3 MDIS Mandatory & Optional Items / Objects

Mandatory item must exist on every Node of the NodeClass , for example if an MDISValveObjectType defines a Mandatory item Position then every instance of the MDISValveObjectType must have an item ... exist on every Node of the NodeClass , for example if an MDISValveObjectType defines an Optional item OpenTimeDuration then some instances of the MDISValveObjectType may contain an item OpenTimeDuration , but other
OPC-30020 – MDIS OPC UA Companion Specification

6.1.13 MDISValveObjectType

MDISValveObjectType The MDISValveObjectType (see 6.8.3 ) is a base type and can be subtyped or an instance of it can be directly created. A valve is a device that directs ... controls the flow of a fluid (gases, liquids, fluidised solids, or slurries). The MDISValveObjectType represents a two-state valve type
OPC-30020 – MDIS OPC UA Companion Specification

6.8.1 Introduction

Introduction The following section details the generic MDISValveObjectType structure and defines the properties associated with it. This is in general a vendor and operator independent description, but all users ... this MDISValveObjectType can add vendor specific data. The vendor specific data should be defined as part of a subtype of the MDISValveObjectType defined in this document. It is required that
OPC-30020 – MDIS OPC UA Companion Specification

6.8.2 Overview

implemented within a project. Figure 16 provides an overview of the MDISValveObjectType as defined by MDIS. The figure includes all items inherited from the MDISBaseObjectType . It illustrates that an interlock
OPC-30020 – MDIS OPC UA Companion Specification

6.12.2 MDISAggregateObjectType Definition

HasComponent Object <DiscreteArbitrationPlaceholder> MDISDiscreteArbitrationObjectType OP 0:HasComponent Object <ValvePlaceholder> MDISValveObjectType OP 0:HasComponent Object <ChokePlaceholder> MDISChokeObjectType OP 0:HasComponent Object <ElectricChokePlaceholder> MDISElectricChokeObjectType ... subtype. Each object instance shall have a unique BrowseName and must be of MDISValveObjectType or a subtype of it. <ChokePlaceholder> denotes that a subtype of this ObjectType
OPC-30020 – MDIS OPC UA Companion Specification

9.2 InterlockFor

NonDefeatableCloseInterlock , DefeatableCloseInterlock, DefeatableStartInterlock, DefeatableStopInterlock, NonDefeatableStartInterlock, NonDefeatableStopInterlock, NonDefeatableCommandInProgressInterlock The Variable shall be part of an: MDISValveObjectType MDISChokeObjectType MDISElectricChokeObjectType MDISMotorObjectType MDISCIMVObjectType MDISAggregateObjectType , Or a subtype of one of these types
OPC-30020 – MDIS OPC UA Companion Specification

9.3 HasSignature ReferenceType

FileType instance shall contain valve signature information. The SourceNode shall be an instance of MDISValveObjectType or a subtype of MDISValveObjectType . It might also be a MDISChokeObjectType or any other MDIS
OPC-30020 – MDIS OPC UA Companion Specification

10.5.2 Object Collection, Aggregation and Extension Definition

vendor specific valve, that follows all of the rules associated with a MDISValveObjectType, but includes additional diagnostic information related to the vendor specific valve. Extension of Objects applies to models ... section 6 and listed below: MDISInstrumentObjectType MDISInstrumentOutObjectType MDISInstrumentArbitrationObjectType MDISDigitalInstrumentObjectType MDISDigitalOutObjectType MDISDigitalArbitrationObjectType MDISDiscreteInstrumentObjectType MDISDiscreteOutObjectType MDISDiscreteArbitrationObjectType MDISValveObjectType MDISChokeObjectType MDISElectricChokeObjectType MDISCIMVObjectType MDISMotorObjectType Subtyping MDISBaseObjectType and MDISCounterObjectType is not allowed. Figure 25 illustrates
OPC-30020 – MDIS OPC UA Companion Specification

14.2.2 Server

Namespace restrictions Valve Server MDIS Valve Base Supports the base required aspect of the MDISValveObjectType . This includes position information and the Move Method for basic functionality. The Move Method basic ... Extension The Server defines new ObjectTypes that are extensions of the existing MDIS ObjectTypes ( MDISValveObjectType , MDISChokeObjectType , MDISDigitalInstrumentObjectType , MDISDiscreteInstrumentObjectType , MDISInstrumentObjectType or any subtype of these types
OPC-30020 – MDIS OPC UA Companion Specification

14.2.3 Client

Property . Valve Client MDIS Valve Client Base Uses the base required aspect of the MDISValveObjectType . This includes position information and the Move Method for basic functionality. The Move Method basic
OPC-30020 – MDIS OPC UA Companion Specification

14.3.2.2 MDIS Valve Model Server Facet

that describes the base characteristics for an OPC UA Server that is exposing the MDISValveObjectType model. Table 133 - MDIS Valve Model Server Facet Group Conformance Unit / Profile Title Optional MDIS
OPC-30020 – MDIS OPC UA Companion Specification

14.3.3.2 MDIS Valve Model Client Facet

Facet that describes the base characteristics for an OPC UA Client using the MDISValveObjectType model. Table 153 - MDIS Valve Model Client Facet Group Conformance Unit / Profile Title Optional MDIS Base
OPC-30020 – MDIS OPC UA Companion Specification

B.6.1 Overview

that it is either open and flowing or closed and not flowing. The MDISValveObjectType provides the information available for valves and provides access to control and management functionality ... subsea and DCS interface operational requirements and should be used in conjunction with the MDISValveObjectType generic properties. The final result described in the sequence diagram will be held until