Flowserve Worcester Controls Supplement 1 ACCESS I User Manual
Flowserve Hardware
DeviceNet Information
The device operates as a slave on the DeviceNet network. The unit
supports Explicit, Polled, Change-of-State and Cyclic I/O Messages of
the predefined master/slave connection set. It does not support the
Explicit Unconnected Message Manager (UCMM).
DeviceNet Message Types
As a group 2 slave device, the module supports the following
message types.
CAN IDENTIFIER
GROUP 2 Message Type
10yyyyyy000
Master I/O Strobe Command Message
10xxxxxx010
Master Change-of-State/Cyclic Acknowledge Message
10xxxxxx100
Master Explicit Request Message
10xxxxxx101
Master I/O Poll Command Message
10xxxxxx110
Unconnected Explicit Request Message
10xxxxxx111
Duplicate MACID Check Message
xxxxxx = Node Address
yyyyyy = Master Address
DeviceNet Class Services
As a group 2 slave device, the module supports the following class
services and instance services.
Service Code
Service Name
05 (0x05)
Reset
14 (0x0E)
Get Attribute Single
16 (0x10)
Set Attribute Single
75 (0x4B)
Allocate Group 2 Identifier Set
76 (0x4C)
Release Group 2 Identifier Set
DeviceNet Object Classes
The device supports the following DeviceNet object classes.
CLASS CODE
OBJECT TYPE
01 (0x01)
Identity
02 (0x02)
Router
03 (0x03)
DeviceNet
04 (0x04)
Assembly
05 (0x05)
Connection
08 (0x08)
Digital Input Point
09 (0x09)
Digital Output Point
43 (0x2B)
Acknowledge Handler
64 (0x40)
User-Defined Object
Identity Object
Class Code: 01 (0x01)
The Identity Object is required on all devices and provides general
information about the device.
Identity Object Class Attributes
Attribute
Access
Name
Type
Value
1
Get
Revision
UINT
1
2
Get
Max Object Instance
UINT
1
6
Get
Max Class Identifier
UINT
7
7
Get
Max Instance Attribute
UINT
8
Identity Object Class Attributes
Attribute
Access
Name
Type
Value
1
Get
Vendor
UINT
469
2
Get
Product Type
UINT
7
3
Get
Product Code
UINT
2112
4
Get
Revision
STRUCT OF
Major Revision
USINT
4
Minor Revision
USINT
1
5
Get
Device Status
UINT
(2)
6
Get
Serial Number
UINT
(3)
7
Get
Product Name
STRUCT OF
Length USINT
6
Name
STRING [6]
16016
8
Get
State
USINT
(4)
Common Services
WCAIM2012-01
(Part 11368)
Worcester Controls Supplement 1
ACCESS I and M DeviceNet Specification
Installation, Operation and Maintenance Instructions