The ExplosionZoneOptionSetdefines flags for the category of explosion zones for Pumpsaccording to definitions from the hazardous substances ordinance (GefStoffV) in Table 120.

Table 120– ExplosionZoneOptionSet Values

Value

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, vapor 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, vapor 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, vapor 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 ExplosionZoneOptionSetrepresentation in the AddressSpaceis formally defined in Table 121.

Table 121– ExplosionZoneOptionSet Definition

Attribute

Value

BrowseName

ExplosionZoneOptionSet

IsAbstract

False

References

NodeClass

BrowseName

DataType

TypeDefinition

Other

Subtype of the OptionSet DataType defined in OPC 10000-5

0:HasProperty

Variable

OptionSetValues

0:LocalizedText[]

0:PropertyType

M, RO