Owner's manual

Publication GMSI10-UM010C-EN-P - May 2010

DeviceNet Objects 89

Instance Attributes

Services

1 Attributes can only be set while the device is in Program Mode. See the description of the Device Mode Object

for more information.

Table C.22 Analog Input Point Object Class Attributes

Attr ID

Access

Rule Name Data Type Description Semantics

3 Get Value REAL Measurement value The measured vale in units

specified by the Data Units

attribute.

4 Get Status BOOL Indicates if a fault or

alarm has occurred.

0 = Operating without alarms or

faults

1 = Alarm or fault condition

exists. The Value attribute may

not represent the actual field

value.

8 Get Value Data Type USINT Determines the data type

of the Value.

1 = REAL

147 Get Data Units ENGUNIT The units context of the

Value attribute.

See DeviceNet Specification

Volume 1 Appendix K.

Valid values for eccentricity:

mils = 0800 hex

µm = 2204 hex

Fixed for Min/Max Gap

Volt = 2D00 hex

Table C.23 Analog Input Point Object Services

Service

Code Class/Instance Usage Name Description

Class/Instance Get_Attribute_Single Returns the contents of the

specified attribute.

Instance Set_Attribute_Single Sets the contents of the

specified attribute.