User guide

NT® INTEGRATED FLOW CONTROLLER WITH DEVICENET™ COMMUNICATION USER GUIDE
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S-Analog Sensor Object (31
hex
)
Class
ATTRIBUTES 31.0 - CLASS ATTRIBUTES - S-ANALOG SENSOR OBJECT
ACCESS DATA ATTRIBUTE
ATT. ID REQUIRED SUPPORTED RULE NAME TYPE DESCRIPTION VALUES
1 Optional Yes Get Revision UINT Object revision = 01
SERVICES 31.0 - CLASS SERVICES - S-ANALOG SENSOR OBJECT
PARAMETER
CODE REQUIRED SUPPORTED NAME PARAMETERS DESCRIPTION VALUES
0E
hex
Required Yes Get_Attribute_ Attribute ID Retrieves an 1–255
Single (USINT) attribute value
Instance 1 - Flow
ATTRIBUTES 31.1 - INSTANCE ATTRIBUTES - S-ANALOG SENSOR OBJECT 1
ATT. RE- SUP- ACCESS DATA ATTRIBUTE
ID QUIRED PORTED RULE NV NAME TYPE DESCRIPTION VALUES
3 Optional Yes Get NVC Data USINT Determines the [default] = INT
Type Data Type of
value and all
related attributes
as specified in
this table.
4 Optional Yes Get NVC Data ENGUNITS Determines the [default] = Counts*
Units Units context of
value and all
related attributes.
5 Required Yes Get V Reading BOOL Indicates that 0 = Invalid
Valid the value 1 = Valid
attribute contains (Invalid: e.g., not
a valid value. warmed up yet)
6 Required Yes Get V Value INT or Analog The corrected, con-
specified input value verted, calibrated
by Data final value of the
Type if sensor
supported
7 Required Yes Get V Status BYTE Alarm and b0 = High alarm
Warning state b1 = Low alarm
of this object b2 = High warning
instance b3 = Low warning
b4-b7 = Reserved
8 Optional Yes Set NV Alarm BOOL Enables the 0 = Disable [default]
Enable setting of the 1 = Enable
Alarm status
bits
* Counts are interpreted as a "Percent of Full Scale" where a Count Value of 24576 (6000 hexadecimal)
corresponds to 100%. This allows a maximum reading of 133.33%.
ENT48906 10/15/04 8:12 AM Page 40