Instance attributes – Rockwell Automation 1440-TPR06-00RE XM-360 Process Module User Manual

Page 99

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Publication GMSI10-UM006C-EN-P - August 2010

DeviceNet Objects 91

Instance Attributes

Table C.21 Analog Input Point Object Class Attributes

Attr ID

Access
Rule

Name Data

Type

Description

Semantics

3

Get

Value

REAL

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 Value attribute may
not represent the actual field
value.

7

Get/Set

Input Range

USINT

Valid range of the input
signal.

1 = 0 to 5 Volts
2 = 0 to 10 Volts
3 = 4 to 20 mA
6 = -5 to 5 Volts
7 = 1 to 5 Volts
8 = 0 to 20 mA
131 = 0 to 1 Volts

8

Get

Value Data Type USINT

Determines the data type
of the Value.

1 = REAL

101

Get/Set

Low
Engineering

REAL

Low scaling value

The measurement value
(measurement units) that
corresponds to either the low
Input Range (signal units) or
the sensor underrange fault.

103

Get/Set

High
Engineering

REAL

High scaling value

The measurement value
(measurement units) that
corresponds to either the high
Input Range (signal units) or
the sensor overrange fault.

116

Get/Set

Digital Filter

UINT

Controls the time
constant of the digital
filter.

Milliseconds

143

Get/Set

Sensor Tag

STRING2

A descriptive name for the
sensor or channel.

147

Get/Set

Data Units

ENGUNIT

The data units of Value,
Low Engineering, and
High Engineering.

150

Get/Set

Rate Value

REAL

The rate of change of the
analog input value.

Data Units per minute

151

Get/Set

Rate Filter

REAL

Controls the time
constant of the rate filter.

Seconds

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