Services, Class attributes, Spectrum waveform measurement object (class id 324 – Rockwell Automation 1440-VLF02-01RA XM-121 Absolute Shaft Module User Manual

Page 129

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Publication GMSI10-UM014D-EN-P - May 2010

DeviceNet Objects 121

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.

Spectrum Waveform
Measurement Object
(Class ID 324

H

)

The Spectrum/Waveform Measurement Object models a spectrum and
waveform measurement.

Class Attributes

The Spectrum/Waveform Measurement Object provides no class attributes.

11

Get/Set

Alarm Identifier
B

EPATH

Identifies the second
alarm status the relay
monitors.

See Parameter Object instances
12 to 16.

12

Get/Set

Logic

USINT

Indicates the number of
associated alarms that
must have a status value
specified by Alarm Level
in order to activate the
relay.

0 = Ignore Alarm Identifier B
and activate the relay based on
the status of Alarm Identifier
A
.
1 = Activate the relay if the
status of either Alarm
Identifier A
or B matches any
of the statuses specified by
Alarm Level.
2 = Activate the relay if the
status of both Alarm Identifier
A
and B match any of the
statuses specified by Alarm
Level
.

14

Get

Relay Installed

BOOL

Indicates whether an
actual relay is associated
with this instance.

0 = Not installed
1 = Installed

Table C.41 Relay Object Instance Attributes

Attr ID

Access
Rule

Name Data

Type

Description

Semantics

Table C.42 Relay Object Services

Service
Code

Class/Instance Usage

Name

Description

05

h

Class/Instance

Reset

Resets latched relay.

0E

h

Class/Instance

Get_Attribute_Single

Returns a single attribute.

10

h

Class/Instance

Set_Attribute_Single

Sets a single attribute.

1

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