Temperature Object - Vaisala CARBOCAP GMW90 Series User Manual

User's Guide _______________________________________________________________________

Temperature Object

Table 24 Temperature Object Properties
Property Data type
(Application Type)
Object_Identifier BACnetObjectIdentifier
Object_Name CharacterString
Object_Type BACnetObjectType
(ENUMERATED)
Present_Value Real
Description CharacterString
Units BACnetEngineeringUnits
(ENUMERATED)
Status_Flags BACnet Status Flags (BIT
STRING)
Reliability BACnet Reliability
(ENUMERATED)
Event State BACnetEventState
(ENUMERATED)
Out_of_Service BOOLEAN
COV_Increment Real
Min_Pres_Value Real
Max_Pres_Value Real
Table 25 Status Flags
Flag
IN_ALARM
FAULT
OVERRIDDEN
OUT_OF_SERVICE
Table 26 Reliability
State
0 NO_FAULT_DETECTED
1 NO_SENSOR
2 OVER_RANGE
3 UNDER_RANGE
7 UNRELIABLE_OTHER
Table 27 Event State
State
0 NORMAL
1 FAULT
90 ___________________________________________________________________ M211659EN-C
Writable
(Conformance
Code)
No (R)
No (R)
No (R)
Yes
(When Oos) (R)
No (O)
Yes (R)
Yes (when OoS)
(R)
Yes (when OoS)
(O)
No (R)
Yes (R)
Yes (O)
No (O)
No (O)
State
FALSE
TRUE
FALSE
TRUE
FALSE
FALSE
TRUE
Value or Initial Value
00 00 00 03 (hex)
Object Type = 0,
Instance = 3
"T"
0 (Analog Input)
0.0
"Temperature"
62 (degrees-Celsius)
Possible units are
C (62) or F (64).
0 (FAULT == FALSE)
0 (NO FAULT
DETECTED)
0 (NORMAL)
0 (FALSE)
NaN (COV reporting
disabled)
-40.0 (same as limit for
UNDER_RANGE)
+80.0 (same as limit for
OVER_RANGE)
Cause
Event State equals 0 (NORMAL)
Event State not 0
Reliability equals 0 (NO FAULT DETECTED)
Reliability not 0
Always FALSE
Present Value may NOT be written via BACnet
Present Value may be written via BACnet
Cause
No contact to measurement module
T over +80 °C
T under -40 °C
Other measurement error
Cause
Reliability equals 0 (NO FAULT DETECTED)
Reliability not 0
Persistence
Nonvolatile
Nonvolatile
Fixed
Volatile
Nonvolatile
Nonvolatile
Volatile
Volatile
Volatile
Volatile
Nonvolatile
Nonvolatile
Nonvolatile