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SEMI E54.1-1000 © SEMI 1996, 2000 38 7.4.6.5.2 AlarmState — The value of th e Va lue attribute that will cause an alar m con dition. 7.4.6.5.3 W arningState — The valu e of t he Val ue attribute that will cause a w ar ni…

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7.4.5.1.15 WarningHystersis — An attribute which specifies the amount of hysteresis to be applied in the clearing
of an alarm condition (see Section 7.4.5.1.12). The behavior associated with the generation and clearing of exception
conditions is beyond the scope of this document.
7.4.5.2 Sensor-Analog Input Class Services — No SAI class common services are defined. Note that the SAI class
inherits all AE and S class services.
7.4.5.3 Sensor-Analog Input Class Behavior — No SAI class common behavior is defined. Note that the SAI class
inherits all AE and S class-defined behavior.
7.4.6 Sensor-Binary Input (SBI) Class — The SBI class at the third level of the active element generalization
hierarchy contains structure and behavior common to all binary input sensor element instances in a device. Note
that, as discussed in Section 7.4, since this is the lowest level of class description in the generalization hierarchy for
this device element type (see Figure 7), object instances can be created as instances of this class type.
7.4.6.1 Sensor-Binary Input Class Attributes — All required and “common optional” SBI class attributes are listed
in Table 40 and described below. For an explanation of the table format, see Section 7.3.1. Note that the SBI class
also inherits all AE and S class attributes.
Table 40 SBI Class Attributes*
Attribute Name Attribute Identifier Access (Network) Rqmt Form
DebounceControl SbiA64 RW N Context-specific
AlarmState SbiA65 RW N Boolean
WarningState SbiA66** RW N Boolean
* A “Definition” column is not included. For attribute definitions, see text.
** ID’s Sbi67 through SbiA127 are reserved for future Sbi class attribute definition.
7.4.6.1.1 DebounceControl — This attribute is used to control sensitivity to ‘false’ transitions. The method of
utilization of this attribute for debounce control is application-specific.
7.4.6.1.2 AlarmState — The value of the Value attribute (i.e., TRUE or FALSE) that will cause an alarm condition.
7.4.6.1.3 WarningState — The value of the Value attribute (i.e., TRUE or FALSE) that will cause a warning
condition.
7.4.6.2 Sensor-Binary Input Class Services — No SBI class common services are defined. Note that the SBI class
inherits all AE and S class services.
7.4.6.3 Sensor-Binary Input Class Behavior — No SBI class common behavior is defined. Note that the SBI class
inherits all AE and S class-defined behavior.
7.4.6.4 Sensor-Enumerated Input Class Services — No SEI class common services are defined. Note that the SEI
class inherits all AE and S class services.
7.4.6.5 Sensor-Enumerated Input Class Attributes — All required and “common optional” SEI class attributes are
listed in Table 41 and described below. For an explanation of the table format, see Section 7.3.1. Note that the SEI
class also inherits all AE and S class attributes.
Table 41 SEI Class Attributes*
Attribute Name Attribute Identifier Access Network Rqmt Form
DebounceControl SeiA64 RW N Context-Specific
AlarmState SeiA65 RW N Enumerated
WarningState SeiA66 RW N Enumerated
* A “Definition” column is not included. For attribute definitions, see text.
7.4.6.5.1 DebounceControl — This attribute is used to control sensitivity to ‘false’ transitions. The method of
utilization of this attribute for debounce control is application-specific.
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7.4.6.5.2 AlarmState — The value of the Value attribute that will cause an alarm condition.
7.4.6.5.3 WarningState — The value of the Value attribute that will cause a warning condition.
7.4.7 Actuator-Analog Output (AAO) Class — The AAO class at the third level of the active element generalization
hierarchy contains structure and behavior common to all analog output actuator element instances in a device. Note
that, as discussed in Section 7.4, since this is the lowest level of class description in the generalization hierarchy for
this device element type (see Figure 7), object instances can be created as instances of this class type.
7.4.7.1 Actuator-Analog Output Class Attributes — All required and “common optional” AAO class attributes are
listed in Table 42 and described below. For an explanation of the table format, see Section 7.3.1. Note that the AAO
class also inherits all AE and A class attributes.
Table 42 AAO Class Attributes*
Attribute Name Attribute Identifier Access (Network) Rqmt Form
Offset AaoA64 RW N Context-specific
Gain AaoA65 RW N Context-specific
DataType AaoA66 RW N Context-specific
DataUnits AaoA67** RW N Context-specific
* A “Definition” column is not included. For attribute definitions, see text.
** ID’s AaoA68 through AaoA127 are reserved for future Aao class attribute definition.
7.4.7.1.1 Offset — An attribute which specifies the amount of offset correction being applied to derive the value of
the “Value” attribute (inherited) of the object instance. It is expressed in terms of the units specified by the
“DataUnits” attribute.
7.4.7.1.2 Gain — An attribute which is used to define the range of the “Value” attribute (inherited) of the object
instance. The method of conveying this range with this attribute is beyond the scope of this document.
7.4.7.1.3 DataType — An attribute which defines the format of the data associated with “Value” attribute
(inherited) of the object instance.
7.4.7.1.4 DataUnits — An attribute which defines the current units associated with “Value” attribute (inherited) of
the object instance.
7.4.7.2 Actuator-Analog Output Class Services — No AAO class common services are defined. Note that the AAO
class inherits all AE and A class services.
7.4.7.3 Actuator-Analog Output Class Behavior — No AAO class common behavior is defined. Note that the AAO
class inherits all AE and A class-defined behavior.
7.4.8 Actuator-Binary Output (ABO) Class — The ABO class at the third level of the active element generalization
hierarchy contains structure and behavior common to all binary output actuator element instances in a device. Note
that, as discussed in Section 7.4, since this is the lowest level of class description in the generalization hierarchy for
this device element type (see Figure 7), object instances can be created as instances of this class type.
7.4.8.1 Actuator-Binary Output Class Attributes — No ABO class common attributes are defined. Note that the
ABO class inherits all AE and A class attributes.
7.4.8.2 Actuator-Binary Output Class Services — No ABO class common services are defined. Note that the ABO
class inherits all AE and A class services.
7.4.8.3 Actuator-Binary Output Class Behavior — No ABO class common behavior is defined. Note that the ABO
class inherits all AE and A class-defined behavior.
7.4.9 Actuator-Enumerated Output (AEO) Class — The AEO class at the third level of the active element
generalization hierarchy contains structure and behavior common to all Enumerated output actuator element
instances in a device. Note that, as discussed in Section 7.4, since this is the lowest level of class description in the
generalization hierarchy for this device element type (see Figure 7), object instances can be created as instances of
this class type.
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7.4.9.1 Actuator-Enumerated Output Class Attributes — No AEO class common attributes are defined. Note that
the AEO class inherits all AE and A class attributes.
7.4.9.2 Actuator-Enumerated Output Class Services — No AEO class common services are defined. Note that the
AEO class inherits all AE and A class services.
7.4.9.3 Actuator-Enumerated Output Class Behavior — No AEO class common behavior is defined. Note that the
AEO class inherits all AE and A class-defined behavior.
7.4.10 Sensor-Binary Input-Threshold (SBITH) Class — The SBITH class at the fourth level of the active element
generalization hierarchy contains structure and behavior common to all binary input threshold sensor element
instances in a device.
7.4.10.1 Sensor-Binary Input Threshold Class Attributes — All required and “common optional” SBITH class
attributes are listed in Table 43 and described below. For an explanation of the table format see Section 7.3.1. Note
that the SBITH class also inherits all AE, S, an SBI class attributes.
Table 43 SBITH Class Attributes*
Attribute Name Attribute
Identifier
Access
(Network)
Rqmt Form
Reading Valid SbithA64 R N Enumerated, Byte
State SbithA65 R N Enumerated, Byte
Status SbithA66 R N Enumerated, Byte
* A “Definition” column is not included. For attribute definitions, see text.
** ID’s Sbith67 through Sbith127 are reserved for future Sbith class attribute definition.
7.4.10.1.1 Reading Valid — This attribute is used to specify the validity of the “Value” attribute of the SBITH
object. The method of utilization of this attribute is application specific.
7.4.10.1.2 State — This attribute is used to record the current state of the SBITH object. The method of utilization
of this attribute is application specific.
7.4.10.1.3 Status — This attribute is used to record the current active reporting status of the SBITH object. The
method of utilization of this attribute is application specific.
7.4.10.2 Sensor-Binary Input-Threshold Class Services — No SBITH class common services are defined. Note that
the SBITH class inherits all AE, S, and SBI class services.
7.4.10.3 Sensor-Binary Input-Threshold Class Behavior — No SBITH class common behavior is defined. Note
that the SBITH class inherits all AE, S, and SBI class behavior.