ExplosionZoneOptionSet

defines flags for the category of explosion zones for devices.

The fields of the ExplosionZoneOptionSet DataType are defined in the following table:

Name	Bit No.	Description
Zone 0	0	A zone in which an explosive atmosphere consisting of a mixture with air of flammable substances in the form of gas, vapour or mist is present continuously or for long periods or frequently.
Zone 1	1	A zone in which an explosive atmosphere consisting of a mixture with air of flammable substances in the form of gas, vapour or mist is likely to occur in normal operation occasionally.
Zone 2	2	A zone in which an explosive atmosphere consisting of a mixture with air of flammable substances in the form of gas, vapour or mist is not likely to occur in normal operation but, if it does occur, will persist for a short period only.
Zone 20	3	A zone in which an explosive atmosphere in the form of a cloud of combustible dust in air is present continuously, for long periods or frequently.
Zone 21	4	A zone in which an explosive atmosphere in the form of a cloud of combustible dust in air is likely to occur in normal operation occasionally.
Zone 22	5	A zone in which an explosive atmosphere in the form of a cloud of combustible dust in air is not likely to occur in normal operation but, if it does occur, will persist for a short period only.

The representation of the ExplosionZoneOptionSet DataType in the address space is shown in the following table:

Name	Attribute
NodeId	ns=1;i=3015
NamespaceUri	http://opcfoundation.org/UA/Pumps/
BrowseName	ExplosionZoneOptionSet
IsAbstract	False
SubtypeOf	OptionSet
Categories

The references from the ExplosionZoneOptionSet DataType Node are shown in the following table:

Reference	NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule
HasProperty	Variable	OptionSetValues	LocalizedText[]	PropertyType	Mandatory