Relay object (class id 323h), Class attributes, Instances – Rockwell Automation 1440-VDRP06-00RH XM-160/161/162 Direct Vibration Module User Manual

Page 126: Class attributes instances, Relay object (class id 323, Services

Advertising
background image

Publication GMSI10-UM025C-EN-P - August 2010

118 DeviceNet Objects

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.

Relay Object
(Class ID 323

H

)

The Relay Object models a relay (actual or virtual). A relay can be activated or
deactivated based on the status of one or more alarms. Note that the Direct
Vibration modules do not have an on-board relay. The relays are added by
connecting up to two XM-441 Expansion Relay modules, for a total of eight
relays.

Class Attributes

Instances

There are 8 instances of this object.

Table C.34 Overall Measurement Object Services

Service
Code

Class/Instance Usage

Name

Description

0E

h

Class/Instance

Get_Attribute_Single

Returns a single attribute

10

h

Class/Instance

Set_Attribute_Single

Sets a single attribute.

1

Table C.35 Relay Object Class Attributes

Attr ID

Access
Rule

Name Data

Type

Description

Semantics

1

Get

Revision

USINT

Revision of the
implemented object.

2 (indicates that Delay is a
UINT in milliseconds instead of
USINT in tenths of seconds)

3 Get

Number

of

Instances

UINT

Number of Instances in
this class.

8

100

Set

Reset All

USINT

Setting this attribute is
equivalent to executing
the Class Reset service.

Reset All is an attribute that
provides a way to perform a
Class level Reset service via the
Set_Attribute_Single service.
Setting this attribute to any
value is equivalent to
performing the Class level Reset
service. Reading the Reset All
attribute always returns zero.

Advertising