Figure 18 shows an overview of the object types for the Coffee Machine device class.

Figure 18 — Overview of object types for Coffee Machine

The CoffeeMachineParameterType defines the parameters of a Coffee Machine.

The CoffeeMachineParameterType is formally defined in Table 45.

Table 45 — CoffeeMachineParameterType definition

Attribute	Value
BrowseName	CoffeeMachineParameterType
IsAbstract	False
References		NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule AccessLevel
Subtype of KitchenDeviceParameterType
HasComponent		Variable	CurrentState	CoffeeMachineMode Enumeration	BaseDataVariableType	M, RW
HasComponent		Variable	BoilerPressureWater	Float	AnalogItemType	M, R
HasComponent		Variable	BoilerPressureSteam	Float	AnalogItemType	M, R
HasComponent		Variable	BoilerTempWater	Float	AnalogItemType	M, R
HasComponent		Variable	BoilerTempSteam	Float	AnalogItemType	O, R
HasComponent		Variable	SystemClean	DateTime	BaseDataVariableType	M, R
HasComponent		Variable	TotalBrew_<No.>	UInt64	BaseDataVariableType	MP, R
HasComponent		Variable	TotalMix	UInt64	BaseDataVariableType	M, R
HasComponent		Variable	GrinderRuntime_<No.>	UInt64	AnalogItemType	MP, R

The CurrentState variable represents the current operating state of a Coffee Machine.

The data type for the CoffeeMachineModeEnumeration is defined in section 14.5.2.

The BoilerPressureWater variable represents the pressure of the water boiler in Pa. The pressure of the water boiler can only be read.

The EngineeringUnit property of the AnalogItemType has the value Pa. The value for the EURange property is device-specific.

The BoilerPressureSteam variable represents the pressure of the steam boiler in Pa. The pressure of the steam boiler is not available in every machine. The pressure of the steam boiler can only be read.

The EngineeringUnit property of the AnalogItemType has the value Pa. The value for the EURange property is device-specific.

This variable represents the temperature in the water boiler in °C. The temperature of the water boiler can only be read.

The EngineeringUnit property of the AnalogItemType has the value °C. The value for the EURange property is device-specific.

The BoilerTempSteam variable represents the temperature of the steam boiler in °C. The temperature of the steam boiler is not available in every machine. The temperature of the steam boiler can only be read.

The EngineeringUnit property of the AnalogItemType has the value °C. The value for the EURange property is device-specific.

The SystemClean variable represents the time in UTC format at which the system cleaning was last carried out. The time can only be read.

The TotalBrew_<No.> variables represent the number of brews per brewer. At least one brewer exists. Further brewers are named with ascending numbers. The counters can only be read.

The TotalMix variables represent the number of cycles of the mixer. The number of mixer cycles can only be read.

The GrinderRuntime_<No.> variables represent the running times of the grinders in seconds. At least one grinder exists. Further grinders are named with ascending numbers. The running times can only be read.

The EngineeringUnit property of the AnalogItemType has the value s. The value for the EURange property is device-specific.

The CoffeeMachineRecipeParameterType defines the parameters of a recipe for coffee machines.

The CoffeeMachineRecipeParameterType is formally defined in Table 46.

Table 46 — CoffeeMachineRecipeParameterType definition

Attribute	Value
BrowseName	CoffeeMachineRecipeParameterType
IsAbstract	False
References		NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule AccessLevel
Subtype of KitchenDeviceParameterType
HasComponent		Variable	BeverageSize	Float	AnalogItemType	M, RW
HasComponent		Variable	BeverageSML	BeverageSMLEnumeration	BaseDataVariableType	M, RW
HasComponent		Variable	GroundsAmount	Float	AnalogItemType	M, RW
HasComponent		Variable	GroundsWater	Float	AnalogItemType	M, RW
HasComponent		Variable	Container	UInt32	MultiStateDiscreteType	M, R
HasComponent		Variable	CoffeeType	UInt32	MultiStateDiscreteType	M, RW
HasComponent		Variable	RcpType	UInt32	MultiStateDiscreteType	M, RW
HasComponent		Variable	MilkAmount	Float	AnalogItemType	M, RW
HasComponent		Variable	FoamAmount	Float	AnalogItemType	M, RW
HasComponent		Variable	PowderAmount	Float	AnalogItemType	M, RW

The BeverageSize variable with the data type Float represents the beverage size as a percentage change in the set recipe parameters. The value of the variable can be read and written.

The EngineeringUnit property of the AnalogItemType has the value % and the EURange property has the minimum value 50 and the maximum value 150.

The BeverageSML variable with the data type BeverageSMLEnumeration represents the beverage size preselection. The data type is defined in section 14.4.2. The value of the variable can be read and written.

The GroundsAmount variable with the data type Float represents the coffee grounds quantity. The value of the variable can be read and written.

The EngineeringUnit property of the AnalogItemType has the value g. The value for the EURange property is device-specific.

The GroundsWater variable with the data type Float represents the water quantity. The value of the variable can be read and written.

The EngineeringUnit property of the AnalogItemType has the value ml. The value for the EURange property is device-specific.

The Container variable represents the coffee container.

A selection of possible containers can be made available for the specific device via the EnumStrings property of the MultiStateDiscreteType.

The CoffeeType variable represents the beverage type, for example espresso, cafe crème or filter coffee, and thus defines the basic recipe.

The beverage type can be made available via the EnumStrings property of the MultiStateDiscreteType.

The RcpType variable represents the recipe type of the beverage.

The recipe type of the beverage can be made available via the EnumStrings property of the MultiStateDiscreteType.

The MilkAmount variable represents the amount of milk in a beverage. The value of the variable can be read and written.

The EngineeringUnit property of the AnalogItemType has the value ml. The value for the EURange property is device-specific.

The FoamAmount variable represents the amount of milk foam in a beverage. The value of the variable can be read and written.

The EngineeringUnit property of the AnalogItemType has the value ml. The value for the EURange property is device-specific.

The PowderAmount variable represents the amount of powder in a beverage. The value of the variable can be read and written.

The EngineeringUnit property of the AnalogItemType has the value g. The value for the EURange property is device-specific.

CoffeeMachineDeviceType describes a device from the commercial Coffee Machine device class.

The CoffeeMachineDeviceType is formally defined in Table 47.

Table 47 — CoffeeMachineDeviceType definition

Attribute	Value
BrowseName	CoffeeMachineDeviceType
IsAbstract	False
References		NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule AccessLevel
Subtype of CommercialKitchenDeviceType
HasComponent		Object	Parameters		CoffeeMachineParameterType	M, R
HasComponent		Object	<RecipeName>		CoffeeMachineRecipeParameterType	MP, RW

The Parameters object contains the parameters for the Coffee Machine.

The objects from the <RecipeName> list represent the recipes of the Coffee Machine. The names of the objects arise from the recipe name or a recipe number.

This data type is an enumeration of the possible SML values. The possible values are defined in Table 48.

Table 48 — BeverageSMLEnumeration values

Value	Description
Inactive_0	Standard SML is medium
Small_1	Small
Large_2	Large
ExtraLarge_3	Extra Large

This data type is an enumeration of the possible operating states of the commercial coffee machine. The possible values are defined in Table 49.

Table 49 — CoffeeMachineModeEnumeration values

Value	Description
Off_0	Machine off
Standby_1	Ready to operate
Error_2	Error
Cleaning_3	Cleaning running