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Flowserve Worcester Controls Supplement 1 ACCESS I User Manual

Flowserve Hardware

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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