Services – Rockwell Automation 1440-VAD02-01RA XM-123 Aeroderivative Module User Manual

Page 146

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Publication GMSI10-UM003D-EN-P - May 2010

138

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.

5

Get/Set

Sensitivity
Value

REAL

Value of the sensitivity of
the transducer in
millivolts per Sensitivity
Units
.

6

Get/Set

Sensitivity Units ENGUNIT

Units of the denominator
of the Sensitivity Value.

See DeviceNet Specification
Volume 1 Appendix K.

Valid values:
g =1504 hex
in/sec = 2B07 hex
mils = 0800 hex
psi = 1300 hex
volt = 2D00 hex
mm/s = 0900 hex
µm = 2204 hex
Pa = 1309 hex

7

Get/Set

Fault High

REAL

The maximum expected
DC Bias voltage from the
transducer in volts.

Volts

8

Get/Set

Fault Low

REAL

The minimum expected
DC Bias voltage from the
transducer in volts.

Volts

9

Get/Set

Power Type

USINT

Indicates the type of
power supplied to the
transducer.

0 = No power supplied
1 = Constant current (IEPE
accelerometer)

13

Get/Set

DC Bias Time
Constant

REAL

The time constant value
used for exponential
averaging of the DC Bias
value (a low pass
filter/output smoothing
filter).

Seconds

Table C.48 Transducer Object Instance Attributes

Attr ID

Access
Rule

Name Data

Type

Description

Semantics

Table C.49 Transducer 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

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