Flowserve Worcester Controls Supplement 1 ACCESS I - Manual (Page 6)

6 Supplement 1 – ACCESS I and M DeviceNet Specification WCAIM2012
User-Defined Object
Class Code: 64 (0x40)
The User-Defined Object is used to handle user defined messages.
Acknowledge Object, Class Attributes
Attribute Access Name Type Value
1 Get Revision UINT 1
UDO, Instance 1 Attribute
Attribute Access Name Type Value
1 Get/Set Maintenance Counter UDINT (1)
2 Get Cumulative Counter UDINT (2)
3 Get Open Timer USINT (3)
4 Get Close Timer USINT (4)
5 Get/Set Reset Counter BOOL
6 Get/Set User Data Field1 BYTE[128] (5)
7 Get/Set User Data Field2 BYTE[128] (5)
8 Get/Set User Data Field3 BYTE[128] (5)
9 Get/Set User Data Field4 BYTE[128] (5)
Common Services
Implemented For:
Service Code Class Instance Service Name
14 (0x0E) Yes Yes Get_Attribute_Single
16 (0x10) No Yes Set_Attribute_Single
(1) Maintenance counter
(2) Cumulative counter
(3) Cycle timer “open time”
(4) Cycle timer “close time”
(5) Allows the user to enter data in four fields each consisting of
128 bytes
Flow Control
Worcester Controls