Rockwell-automation 855T DeviceNet Stack Light User Manual Manual do Utilizador descarregar pdf (Página 66)

B-17 DeviceNet Information

Publication 855T-UM001C-EN-P May 2005

Class Code 029 (0x1D): Discrete Input Group Object

The Discrete Input Group (DIG) Object binds a group of discrete input points in a module.

All points bound to the group share all attributes contained in the group. If an attribute is

shared (points have the same attributes and the same attribute values) across more than one

Discrete Input Point (DIP), then that attribute can be contained in a Discrete Input Group. A

Discrete Input Point can be bound to more than one Discrete Input Group.

Class Attributes

None

Instance Attributes

Common Services

Table B.27

Attribute Access Name Type Value

3 Get Number of Instances USINT 2

4 Get Binding Array of UINT 1,2

5 Get Status BOOL 0 = OK

1 = Alarm

6 Get/Set On-Delay UINT —

7 Get/Set Off-Delay UINT —

Table B.28

Service Code Class Instance Service Name

14 (0x0E) No Yes Get_Attribute_Single

16 (0x10) No Yes Set_Attribute_Single

1 2 ... 61 62 63 64 65 66 67 68 69 70 71 72

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