Services, Class attributes, Instances – Rockwell Automation 1440-VSE02-01RA XM-122 gSE Vibration Module User Manual

Page 173: Class attributes instances, Spectrum waveform measurement object (class id 324

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Publication GMSI10-UM013D-EN-P - May 2010

DeviceNet Objects 163

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.

Instances

There are 4 instances of this object. Instance 1 and 2 are the conventional
measurements for Channels 1 and 2, respectively. Instance 3 and 4 are the gSE
measurements for Channels 1 and 2, respectively. Instance 3 and 4 only
support a gSE spectrum, and not a waveform. A "resource unavailable" error
is returned in response to the Get_Waveform_Chunk service to instances 3
and 4. Also note that the gSE spectrums in instances 3 and 4 have a Data
Format
of "real data." This is different from instances 1 and 2, which have
"complex data."

Table C.51 Relay Object Services

Service
Code

Class/Instance Usage

Name

Description

05

h

Class/Instance

Reset

Resets latched relay(s).

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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