Instance attributes, Services, Instance attributes services – Rockwell Automation 1440-VSE02-01RA XM-122 gSE Vibration Module User Manual
Page 162

Publication GMSI10-UM013D-EN-P - May 2010
152 DeviceNet Objects
Instance Attributes
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.
Table C.39 Band Measurement Object Instance Attributes
Attr ID
Access
Rule
Name Data
Type
Description
Semantics
3
Get
Band Value
REAL
The measured band value. See Data Units
4
Get
Status
BOOL
Indicates if a fault or
alarm has occurred.
0 = Operating without alarms or
faults
1 = Alarm or fault condition
exists, the Band Value
attribute may not represent the
actual field value.
5
Get
Data Units
ENGUNIT
The units context of the
Band Value attribute.
This attribute is read only. It is
set according to the Output
Data Units attribute of the
associated Channel Object
instance. See page 153.
6
Get/Set
Measurement
USINT
The measurement (or
calculation) performed to
produce the Band Value.
0 = RSS
1 = Peak
7
Get/Set
Minimum
Frequency
REAL
The minimum frequency
that is included in the
band measurement.
8
Get/Set
Maximum
Frequency
REAL
The maximum frequency
that is included in the
band measurement.
The Maximum Frequency must
be greater than or equal to
Minimum Frequency.
9
Get/Set
Frequency Units USINT
The units of Minimum
and Maximum
Frequency.
0 = Hz
1 = Orders
Order based bands are only
supported when the
corresponding channel is
configured for synchronous
sampling. Selecting an order
based band on an asynchronous
channel will result in an invalid
configuration.
Table C.40 Band Measurement Object Services
Service
Code
Class/Instance Usage
Name
Description
0E
h
Instance
Get_Attribute_Single
Returns a single attribute.
10
h
Instance
Set_Attribute_Single
Sets a single attribute.
1